Search

Ko Hung Chan

Examiner (ID: 3751, Phone: (571)272-6816 , Office: P/3631 )

Most Active Art Unit
3631
Art Unit(s)
3632, 3637, 2899, 3631, 3505
Total Applications
2358
Issued Applications
1615
Pending Applications
111
Abandoned Applications
656

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 7453460 [patent_doc_number] => 20040052008 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-03-18 [patent_title] => 'Current-perpendicular-to-the-plane structure magnetoresistive element' [patent_app_type] => new [patent_app_number] => 10/652832 [patent_app_country] => US [patent_app_date] => 2003-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4409 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0052/20040052008.pdf [firstpage_image] =>[orig_patent_app_number] => 10652832 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/652832
Current-perpendicular-to-the-plane structure magnetoresistive element having the free and/or pinned layers being made of a granular film which includes an electrically conductive magnetic material and a dielectric material Aug 28, 2003 Issued
Array ( [id] => 7081647 [patent_doc_number] => 20050047027 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-03-03 [patent_title] => 'Method and apparatus for a current-perpendicular-to-plane Giant Magneto-Resistance sensor with embedded composite film' [patent_app_type] => utility [patent_app_number] => 10/652835 [patent_app_country] => US [patent_app_date] => 2003-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4971 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0047/20050047027.pdf [firstpage_image] =>[orig_patent_app_number] => 10652835 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/652835
Method and apparatus for a current-perpendicular-to-plane Giant Magneto-Resistance sensor with embedded composite film Aug 28, 2003 Issued
Array ( [id] => 516622 [patent_doc_number] => 07199967 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-04-03 [patent_title] => 'Methods and apparatus for transporting data cartridges between adjacent cartridge libraries' [patent_app_type] => utility [patent_app_number] => 10/637989 [patent_app_country] => US [patent_app_date] => 2003-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 5827 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/199/07199967.pdf [firstpage_image] =>[orig_patent_app_number] => 10637989 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/637989
Methods and apparatus for transporting data cartridges between adjacent cartridge libraries Aug 7, 2003 Issued
Array ( [id] => 489730 [patent_doc_number] => 07218479 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-05-15 [patent_title] => 'Head support device with bearing and elastic member' [patent_app_type] => utility [patent_app_number] => 10/497026 [patent_app_country] => US [patent_app_date] => 2003-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 13016 [patent_no_of_claims] => 45 [patent_no_of_ind_claims] => 16 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/218/07218479.pdf [firstpage_image] =>[orig_patent_app_number] => 10497026 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/497026
Head support device with bearing and elastic member Aug 4, 2003 Issued
Array ( [id] => 7606594 [patent_doc_number] => 07099123 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-08-29 [patent_title] => 'Self-pinned abutted junction heads having an arrangement of a second hard bias layer and a free layer for providing a net net longitudinal bias on the free layer' [patent_app_type] => utility [patent_app_number] => 10/629323 [patent_app_country] => US [patent_app_date] => 2003-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 6015 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/099/07099123.pdf [firstpage_image] =>[orig_patent_app_number] => 10629323 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/629323
Self-pinned abutted junction heads having an arrangement of a second hard bias layer and a free layer for providing a net net longitudinal bias on the free layer Jul 28, 2003 Issued
Array ( [id] => 7302302 [patent_doc_number] => 20040114279 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-06-17 [patent_title] => 'Piezoelectric actuator, disk drive using the same and manufacturing method thereof' [patent_app_type] => new [patent_app_number] => 10/628558 [patent_app_country] => US [patent_app_date] => 2003-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 22 [patent_no_of_words] => 6694 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0114/20040114279.pdf [firstpage_image] =>[orig_patent_app_number] => 10628558 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/628558
Piezoelectric actuator, disk drive using the same and manufacturing method thereof Jul 28, 2003 Issued
Array ( [id] => 688890 [patent_doc_number] => 07079353 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-07-18 [patent_title] => 'Magnetic head having a write coil structure with a reduced electrical resistance for reducing thermal protrusion' [patent_app_type] => utility [patent_app_number] => 10/629060 [patent_app_country] => US [patent_app_date] => 2003-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 15 [patent_no_of_words] => 6471 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/079/07079353.pdf [firstpage_image] =>[orig_patent_app_number] => 10629060 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/629060
Magnetic head having a write coil structure with a reduced electrical resistance for reducing thermal protrusion Jul 28, 2003 Issued
Array ( [id] => 7150388 [patent_doc_number] => 20050024763 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-02-03 [patent_title] => 'Integrated filter system for a data storage device' [patent_app_type] => utility [patent_app_number] => 10/629373 [patent_app_country] => US [patent_app_date] => 2003-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3277 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0024/20050024763.pdf [firstpage_image] =>[orig_patent_app_number] => 10629373 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/629373
Integrated filter system for a data storage device Jul 28, 2003 Issued
Array ( [id] => 7150416 [patent_doc_number] => 20050024783 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-02-03 [patent_title] => 'Method and apparatus for enhancing thermal stability, improving biasing and reducing damage from electrostatic discharge in self-pinned abutted junction heads having self-pinned layer extending under the hard bias layers' [patent_app_type] => utility [patent_app_number] => 10/629319 [patent_app_country] => US [patent_app_date] => 2003-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6199 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0024/20050024783.pdf [firstpage_image] =>[orig_patent_app_number] => 10629319 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/629319
Apparatus having a self-pinned abutted junction magnetic read sensor with hard bias layers formed over ends of a self-pinned layer and extending under a hard bias layer Jul 28, 2003 Issued
Array ( [id] => 697492 [patent_doc_number] => 07072142 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-07-04 [patent_title] => 'Apparatus for providing transverse magnetic bias proximate to a pole tip to speed up the switching time of the pole-tip during the writing operation' [patent_app_type] => utility [patent_app_number] => 10/628790 [patent_app_country] => US [patent_app_date] => 2003-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 15 [patent_no_of_words] => 5140 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/072/07072142.pdf [firstpage_image] =>[orig_patent_app_number] => 10628790 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/628790
Apparatus for providing transverse magnetic bias proximate to a pole tip to speed up the switching time of the pole-tip during the writing operation Jul 27, 2003 Issued
Array ( [id] => 791304 [patent_doc_number] => 06985330 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-01-10 [patent_title] => 'High efficiency side-by-side thin film head utilizing canted shield yokes' [patent_app_type] => utility [patent_app_number] => 10/628861 [patent_app_country] => US [patent_app_date] => 2003-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 6346 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/985/06985330.pdf [firstpage_image] =>[orig_patent_app_number] => 10628861 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/628861
High efficiency side-by-side thin film head utilizing canted shield yokes Jul 27, 2003 Issued
Array ( [id] => 693708 [patent_doc_number] => 07070716 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-07-04 [patent_title] => 'Method for providing transverse magnetic bias proximate to a pole tip to speed up the switching time of the pole-tip during the writing operation' [patent_app_type] => utility [patent_app_number] => 10/628646 [patent_app_country] => US [patent_app_date] => 2003-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 15 [patent_no_of_words] => 4746 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/070/07070716.pdf [firstpage_image] =>[orig_patent_app_number] => 10628646 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/628646
Method for providing transverse magnetic bias proximate to a pole tip to speed up the switching time of the pole-tip during the writing operation Jul 27, 2003 Issued
Array ( [id] => 7162639 [patent_doc_number] => 20040075956 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-04-22 [patent_title] => 'Magnetoresistive head' [patent_app_type] => new [patent_app_number] => 10/627839 [patent_app_country] => US [patent_app_date] => 2003-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 11257 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0075/20040075956.pdf [firstpage_image] =>[orig_patent_app_number] => 10627839 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/627839
Magnetoresistive head with spin valve film magnetic sensor element Jul 24, 2003 Issued
Array ( [id] => 788714 [patent_doc_number] => 06987648 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-01-17 [patent_title] => 'Magnetic media and process of making thereof' [patent_app_type] => utility [patent_app_number] => 10/625270 [patent_app_country] => US [patent_app_date] => 2003-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 4979 [patent_no_of_claims] => 42 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/987/06987648.pdf [firstpage_image] =>[orig_patent_app_number] => 10625270 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/625270
Magnetic media and process of making thereof Jul 22, 2003 Issued
Array ( [id] => 713817 [patent_doc_number] => 07057861 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-06-06 [patent_title] => 'Electromagnetic transducer laminate with different widths for the semi-hard magnetic layer and the first ferromagnetic layer' [patent_app_type] => utility [patent_app_number] => 10/624685 [patent_app_country] => US [patent_app_date] => 2003-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 23 [patent_no_of_words] => 9476 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/057/07057861.pdf [firstpage_image] =>[orig_patent_app_number] => 10624685 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/624685
Electromagnetic transducer laminate with different widths for the semi-hard magnetic layer and the first ferromagnetic layer Jul 22, 2003 Issued
Array ( [id] => 7297589 [patent_doc_number] => 20040125489 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-07-01 [patent_title] => 'Magnetic disk drive' [patent_app_type] => new [patent_app_number] => 10/624839 [patent_app_country] => US [patent_app_date] => 2003-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 8677 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0125/20040125489.pdf [firstpage_image] =>[orig_patent_app_number] => 10624839 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/624839
Disk drive having magnetic head conduction paths with arrangements to control impedance Jul 22, 2003 Issued
Array ( [id] => 7604407 [patent_doc_number] => 07116528 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-10-03 [patent_title] => 'Magnetoresistive element having current-perpendicular-to-the-plane structure and having improved magnetic domain control' [patent_app_type] => utility [patent_app_number] => 10/624665 [patent_app_country] => US [patent_app_date] => 2003-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 5120 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/116/07116528.pdf [firstpage_image] =>[orig_patent_app_number] => 10624665 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/624665
Magnetoresistive element having current-perpendicular-to-the-plane structure and having improved magnetic domain control Jul 21, 2003 Issued
Array ( [id] => 741278 [patent_doc_number] => 07035059 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-04-25 [patent_title] => 'Head with self-pinned structure having pinned layer extending beyond track edges of the free layer' [patent_app_type] => utility [patent_app_number] => 10/622936 [patent_app_country] => US [patent_app_date] => 2003-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 7008 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/035/07035059.pdf [firstpage_image] =>[orig_patent_app_number] => 10622936 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/622936
Head with self-pinned structure having pinned layer extending beyond track edges of the free layer Jul 17, 2003 Issued
Array ( [id] => 754146 [patent_doc_number] => 07023671 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-04-04 [patent_title] => 'Hard bias structure with antiparallel layers' [patent_app_type] => utility [patent_app_number] => 10/622894 [patent_app_country] => US [patent_app_date] => 2003-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 5799 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/023/07023671.pdf [firstpage_image] =>[orig_patent_app_number] => 10622894 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/622894
Hard bias structure with antiparallel layers Jul 17, 2003 Issued
Array ( [id] => 661012 [patent_doc_number] => 07106560 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-09-12 [patent_title] => 'Magnetic sensor with second antiferromagnetic layer having smaller depth in height direction than free layer' [patent_app_type] => utility [patent_app_number] => 10/619341 [patent_app_country] => US [patent_app_date] => 2003-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 22 [patent_no_of_words] => 18339 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/106/07106560.pdf [firstpage_image] =>[orig_patent_app_number] => 10619341 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/619341
Magnetic sensor with second antiferromagnetic layer having smaller depth in height direction than free layer Jul 13, 2003 Issued
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