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] => 7354621 [patent_doc_number] => 20040013417 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-01-22 [patent_title] => 'Information replaying apparatus and method for replaying information' [patent_app_type] => new [patent_app_number] => 10/616259 [patent_app_country] => US [patent_app_date] => 2003-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 14009 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0013/20040013417.pdf [firstpage_image] =>[orig_patent_app_number] => 10616259 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/616259
Information replaying apparatus and method for replaying information Jul 7, 2003 Abandoned
Array ( [id] => 710255 [patent_doc_number] => 07061718 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-06-13 [patent_title] => 'Thin film magnetic head having thin film coil embedded in first insulating layer covered with second insulating layer' [patent_app_type] => utility [patent_app_number] => 10/613073 [patent_app_country] => US [patent_app_date] => 2003-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 84 [patent_no_of_words] => 11632 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/061/07061718.pdf [firstpage_image] =>[orig_patent_app_number] => 10613073 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/613073
Thin film magnetic head having thin film coil embedded in first insulating layer covered with second insulating layer Jul 6, 2003 Issued
Array ( [id] => 7414236 [patent_doc_number] => 20040264053 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-12-30 [patent_title] => 'Ramp load disc head slider' [patent_app_type] => new [patent_app_number] => 10/602370 [patent_app_country] => US [patent_app_date] => 2003-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5033 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0264/20040264053.pdf [firstpage_image] =>[orig_patent_app_number] => 10602370 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/602370
Slider configured for rapid bearing stabilization during ramp load operations Jun 23, 2003 Issued
Array ( [id] => 949437 [patent_doc_number] => 06963473 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-11-08 [patent_title] => 'Head arm assembly and disk drive device with the head arm assembly having enhanced impact resistance' [patent_app_type] => utility [patent_app_number] => 10/600435 [patent_app_country] => US [patent_app_date] => 2003-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 19 [patent_no_of_words] => 5112 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/963/06963473.pdf [firstpage_image] =>[orig_patent_app_number] => 10600435 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/600435
Head arm assembly and disk drive device with the head arm assembly having enhanced impact resistance Jun 22, 2003 Issued
Array ( [id] => 7433179 [patent_doc_number] => 20040008452 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-01-15 [patent_title] => 'Magneto-resistive device, magnetic head, head suspension assembly and magnetic disk apparatus' [patent_app_type] => new [patent_app_number] => 10/600444 [patent_app_country] => US [patent_app_date] => 2003-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 13501 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0008/20040008452.pdf [firstpage_image] =>[orig_patent_app_number] => 10600444 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/600444
Magneto-resistive device with reduced susceptibility to ion beam damage Jun 22, 2003 Issued
Array ( [id] => 466857 [patent_doc_number] => 07239487 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-07-03 [patent_title] => 'Micro-electro-mechanical actuator for positioning a device such as a read/write head in a disk drive' [patent_app_type] => utility [patent_app_number] => 10/601332 [patent_app_country] => US [patent_app_date] => 2003-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 16 [patent_no_of_words] => 2688 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/239/07239487.pdf [firstpage_image] =>[orig_patent_app_number] => 10601332 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/601332
Micro-electro-mechanical actuator for positioning a device such as a read/write head in a disk drive Jun 19, 2003 Issued
Array ( [id] => 697500 [patent_doc_number] => 07072147 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-07-04 [patent_title] => 'Hard drive actuator arm with reduced skew variation' [patent_app_type] => utility [patent_app_number] => 10/600879 [patent_app_country] => US [patent_app_date] => 2003-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 2982 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/072/07072147.pdf [firstpage_image] =>[orig_patent_app_number] => 10600879 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/600879
Hard drive actuator arm with reduced skew variation Jun 19, 2003 Issued
Array ( [id] => 786405 [patent_doc_number] => 06989961 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-01-24 [patent_title] => 'Magnetic head with medium sliding surface having varied curvature and recording/reproducing apparatus' [patent_app_type] => utility [patent_app_number] => 10/601169 [patent_app_country] => US [patent_app_date] => 2003-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 16 [patent_no_of_words] => 7644 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/989/06989961.pdf [firstpage_image] =>[orig_patent_app_number] => 10601169 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/601169
Magnetic head with medium sliding surface having varied curvature and recording/reproducing apparatus Jun 19, 2003 Issued
Array ( [id] => 7359846 [patent_doc_number] => 20040004787 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-01-08 [patent_title] => 'Thin film magnetic head and method of manufacturing the same' [patent_app_type] => new [patent_app_number] => 10/465876 [patent_app_country] => US [patent_app_date] => 2003-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 9374 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0004/20040004787.pdf [firstpage_image] =>[orig_patent_app_number] => 10465876 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/465876
Thin film magnetic head capable of inhibiting occurrence of track erasing Jun 19, 2003 Issued
Array ( [id] => 7242901 [patent_doc_number] => 20040257708 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-12-23 [patent_title] => 'System, apparatus, and method of assembling hard disk drive integrated lead suspensions to arm electronics cables via additional degrees of freedom at the tail termination and impedance grooming thereof' [patent_app_type] => new [patent_app_number] => 10/600638 [patent_app_country] => US [patent_app_date] => 2003-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4627 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0257/20040257708.pdf [firstpage_image] =>[orig_patent_app_number] => 10600638 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/600638
System and apparatus for assembling hard disk drive integrated lead suspensions to arm electronics cables via additional degrees of freedom at the tail termination and impedance grooming thereof Jun 19, 2003 Issued
Array ( [id] => 784429 [patent_doc_number] => 06992865 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-01-31 [patent_title] => 'Headstack with semi-permanently deformable element for pole-tip recession adjustment' [patent_app_type] => utility [patent_app_number] => 10/465756 [patent_app_country] => US [patent_app_date] => 2003-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5494 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/992/06992865.pdf [firstpage_image] =>[orig_patent_app_number] => 10465756 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/465756
Headstack with semi-permanently deformable element for pole-tip recession adjustment Jun 18, 2003 Issued
Array ( [id] => 610266 [patent_doc_number] => 07151652 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-12-19 [patent_title] => 'Top-pinned magnetoresistive device having adjusted interface property' [patent_app_type] => utility [patent_app_number] => 10/464161 [patent_app_country] => US [patent_app_date] => 2003-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3026 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/151/07151652.pdf [firstpage_image] =>[orig_patent_app_number] => 10464161 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/464161
Top-pinned magnetoresistive device having adjusted interface property Jun 17, 2003 Issued
Array ( [id] => 6768810 [patent_doc_number] => 20030214750 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-11-20 [patent_title] => 'Disk drives with upstream-oriented heads' [patent_app_type] => new [patent_app_number] => 10/460910 [patent_app_country] => US [patent_app_date] => 2003-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 7030 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0214/20030214750.pdf [firstpage_image] =>[orig_patent_app_number] => 10460910 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/460910
Suspension having motion limiter for use with upstream-oriented heads Jun 11, 2003 Issued
Array ( [id] => 1182842 [patent_doc_number] => 06744592 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-06-01 [patent_title] => 'Cleaner strip for rollers of cartridge loader' [patent_app_type] => B2 [patent_app_number] => 10/454249 [patent_app_country] => US [patent_app_date] => 2003-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2646 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/744/06744592.pdf [firstpage_image] =>[orig_patent_app_number] => 10454249 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/454249
Cleaner strip for rollers of cartridge loader Jun 2, 2003 Issued
Array ( [id] => 6621415 [patent_doc_number] => 20030210494 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-11-13 [patent_title] => 'Magnetic recording head' [patent_app_type] => new [patent_app_number] => 10/436545 [patent_app_country] => US [patent_app_date] => 2003-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 8066 [patent_no_of_claims] => 46 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0210/20030210494.pdf [firstpage_image] =>[orig_patent_app_number] => 10436545 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/436545
Magnetic recording head having a first pole for generating an easy axis field and an auxiliary pole for generating a first auxiliary hard axis field that opposes an initial hard axis field May 11, 2003 Issued
Array ( [id] => 6804032 [patent_doc_number] => 20030231426 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-12-18 [patent_title] => 'Thin-film magnetic head' [patent_app_type] => new [patent_app_number] => 10/421885 [patent_app_country] => US [patent_app_date] => 2003-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 7342 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0231/20030231426.pdf [firstpage_image] =>[orig_patent_app_number] => 10421885 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/421885
Thin-film magnetic head with improved external magnetic field-blocking characteristics Apr 23, 2003 Issued
Array ( [id] => 991492 [patent_doc_number] => 06920020 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-07-19 [patent_title] => 'Thin-film merged magnetic head having a heat-generating layer' [patent_app_type] => utility [patent_app_number] => 10/421880 [patent_app_country] => US [patent_app_date] => 2003-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 5870 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/920/06920020.pdf [firstpage_image] =>[orig_patent_app_number] => 10421880 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/421880
Thin-film merged magnetic head having a heat-generating layer Apr 23, 2003 Issued
Array ( [id] => 7357632 [patent_doc_number] => 20040090709 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-05-13 [patent_title] => 'Head slider having tilted protrusions for ramp load-unload applications' [patent_app_type] => new [patent_app_number] => 10/422325 [patent_app_country] => US [patent_app_date] => 2003-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4660 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0090/20040090709.pdf [firstpage_image] =>[orig_patent_app_number] => 10422325 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/422325
Head slider having tilted protrusions for ramp load-unload applications Apr 23, 2003 Issued
Array ( [id] => 1026460 [patent_doc_number] => 06885528 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-04-26 [patent_title] => 'Magnetic sensing element having chromium layer between antiferromagnetic layers' [patent_app_type] => utility [patent_app_number] => 10/422585 [patent_app_country] => US [patent_app_date] => 2003-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 33 [patent_figures_cnt] => 38 [patent_no_of_words] => 30815 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/885/06885528.pdf [firstpage_image] =>[orig_patent_app_number] => 10422585 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/422585
Magnetic sensing element having chromium layer between antiferromagnetic layers Apr 22, 2003 Issued
Array ( [id] => 7425228 [patent_doc_number] => 20040001280 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-01-01 [patent_title] => 'Data storage device and circuit board to be attached to data storage device' [patent_app_type] => new [patent_app_number] => 10/421447 [patent_app_country] => US [patent_app_date] => 2003-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5303 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0001/20040001280.pdf [firstpage_image] =>[orig_patent_app_number] => 10421447 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/421447
Data storage device having acceleration sensor attached to circuit board for detecting vibrations in planar rotation direction along circuit board Apr 22, 2003 Issued
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