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] => 6643195 [patent_doc_number] => 20030007284 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-09 [patent_title] => 'Higher inter-disc separations to improve disc drive actuator servo performance' [patent_app_type] => new [patent_app_number] => 09/967672 [patent_app_country] => US [patent_app_date] => 2001-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3733 [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] => publication [pdf_file] => publications/A1/0007/20030007284.pdf [firstpage_image] =>[orig_patent_app_number] => 09967672 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/967672
Higher inter-disc separations to improve disc drive actuator servo performance Sep 27, 2001 Issued
Array ( [id] => 1425637 [patent_doc_number] => 06510025 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-01-21 [patent_title] => 'Thin film magnetic head including a protrusion structure and an insulation film in a magnetic core' [patent_app_type] => B2 [patent_app_number] => 09/964814 [patent_app_country] => US [patent_app_date] => 2001-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 4462 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/510/06510025.pdf [firstpage_image] =>[orig_patent_app_number] => 09964814 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/964814
Thin film magnetic head including a protrusion structure and an insulation film in a magnetic core Sep 27, 2001 Issued
Array ( [id] => 1305636 [patent_doc_number] => 06624980 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-09-23 [patent_title] => 'Disk drive comprising a support member for supporting a flex circuit and having a restraining member for vertically restraining an inertial latch' [patent_app_type] => B1 [patent_app_number] => 09/967593 [patent_app_country] => US [patent_app_date] => 2001-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 2524 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/624/06624980.pdf [firstpage_image] =>[orig_patent_app_number] => 09967593 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/967593
Disk drive comprising a support member for supporting a flex circuit and having a restraining member for vertically restraining an inertial latch Sep 27, 2001 Issued
Array ( [id] => 1238614 [patent_doc_number] => 06690545 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-02-10 [patent_title] => 'Air bearing slider including a depressed region extending from a main support structure between a pressurized pad support base and a contact pad support base' [patent_app_type] => B1 [patent_app_number] => 09/967816 [patent_app_country] => US [patent_app_date] => 2001-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 4016 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/690/06690545.pdf [firstpage_image] =>[orig_patent_app_number] => 09967816 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/967816
Air bearing slider including a depressed region extending from a main support structure between a pressurized pad support base and a contact pad support base Sep 27, 2001 Issued
Array ( [id] => 6337752 [patent_doc_number] => 20020034045 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-03-21 [patent_title] => 'Thin film magnetic head, method of manufacturing the same and method of forming magnetic layer pattern' [patent_app_type] => new [patent_app_number] => 09/951731 [patent_app_country] => US [patent_app_date] => 2001-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 39 [patent_no_of_words] => 26929 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0034/20020034045.pdf [firstpage_image] =>[orig_patent_app_number] => 09951731 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/951731
Thin film magnetic head, method of manufacturing the same and method of forming magnetic layer pattern Sep 13, 2001 Issued
Array ( [id] => 6399892 [patent_doc_number] => 20020036864 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-03-28 [patent_title] => 'Thin film magnetic head and manufacturing method thereof' [patent_app_type] => new [patent_app_number] => 09/951442 [patent_app_country] => US [patent_app_date] => 2001-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 28 [patent_no_of_words] => 19595 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 309 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0036/20020036864.pdf [firstpage_image] =>[orig_patent_app_number] => 09951442 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/951442
Thin film magnetic head Sep 13, 2001 Issued
Array ( [id] => 1219760 [patent_doc_number] => 06707643 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-03-16 [patent_title] => 'Perpendicular magnetic recording head having narrow recording gap and perpendicular magnetic recording apparatus using the same' [patent_app_type] => B2 [patent_app_number] => 09/951382 [patent_app_country] => US [patent_app_date] => 2001-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 19 [patent_no_of_words] => 4703 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/707/06707643.pdf [firstpage_image] =>[orig_patent_app_number] => 09951382 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/951382
Perpendicular magnetic recording head having narrow recording gap and perpendicular magnetic recording apparatus using the same Sep 13, 2001 Issued
Array ( [id] => 5813677 [patent_doc_number] => 20020039254 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-04-04 [patent_title] => 'Perpendicular magnetic recording head and perpendicular magnetic recording apparatus' [patent_app_type] => new [patent_app_number] => 09/951380 [patent_app_country] => US [patent_app_date] => 2001-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2954 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0039/20020039254.pdf [firstpage_image] =>[orig_patent_app_number] => 09951380 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/951380
Perpendicular magnetic recording head and perpendicular magnetic recording apparatus Sep 13, 2001 Issued
Array ( [id] => 5813687 [patent_doc_number] => 20020039259 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-04-04 [patent_title] => 'Magnetic disk device' [patent_app_type] => new [patent_app_number] => 09/951441 [patent_app_country] => US [patent_app_date] => 2001-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2876 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0039/20020039259.pdf [firstpage_image] =>[orig_patent_app_number] => 09951441 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/951441
Magnetic disk device Sep 13, 2001 Abandoned
Array ( [id] => 1122668 [patent_doc_number] => 06798617 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-09-28 [patent_title] => 'Cleaning tape for magnetic head system with magnetoresistance effect head' [patent_app_type] => B2 [patent_app_number] => 09/950599 [patent_app_country] => US [patent_app_date] => 2001-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 8516 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/798/06798617.pdf [firstpage_image] =>[orig_patent_app_number] => 09950599 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/950599
Cleaning tape for magnetic head system with magnetoresistance effect head Sep 12, 2001 Issued
Array ( [id] => 6454177 [patent_doc_number] => 20020149881 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-17 [patent_title] => 'Head assembly capable of efficiently radiating heat generated from head IC mounted thereon' [patent_app_type] => new [patent_app_number] => 09/951166 [patent_app_country] => US [patent_app_date] => 2001-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3287 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0149/20020149881.pdf [firstpage_image] =>[orig_patent_app_number] => 09951166 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/951166
Head assembly having a head IC heat radiating element Sep 12, 2001 Issued
Array ( [id] => 1258673 [patent_doc_number] => 06667853 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-12-23 [patent_title] => 'Holding structure of indicating display device for recording medium drive, and recording medium drive' [patent_app_type] => B2 [patent_app_number] => 09/950797 [patent_app_country] => US [patent_app_date] => 2001-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 4052 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/667/06667853.pdf [firstpage_image] =>[orig_patent_app_number] => 09950797 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/950797
Holding structure of indicating display device for recording medium drive, and recording medium drive Sep 12, 2001 Issued
Array ( [id] => 1247572 [patent_doc_number] => 06678123 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-01-13 [patent_title] => 'ROTARY MAGNETIC HEAD MECHANISM WITH THE HEAD HAVING A SMOOTH FLAT FACE THAT EXTENDS PERPENDICULARLY TO THE DIAMETRICAL DIRECTION OF THE ROTARY DRUM AND FURTHER HAVING A RECORD/PLAYBACK ELEMENT DISPOSED IN A RANGE OF CONTACT OF THE FACE WITH A TAPE MEDIUM' [patent_app_type] => B2 [patent_app_number] => 09/951273 [patent_app_country] => US [patent_app_date] => 2001-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 17763 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/678/06678123.pdf [firstpage_image] =>[orig_patent_app_number] => 09951273 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/951273
ROTARY MAGNETIC HEAD MECHANISM WITH THE HEAD HAVING A SMOOTH FLAT FACE THAT EXTENDS PERPENDICULARLY TO THE DIAMETRICAL DIRECTION OF THE ROTARY DRUM AND FURTHER HAVING A RECORD/PLAYBACK ELEMENT DISPOSED IN A RANGE OF CONTACT OF THE FACE WITH A TAPE MEDIUM Sep 12, 2001 Issued
Array ( [id] => 1258690 [patent_doc_number] => 06667857 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-12-23 [patent_title] => 'Head gimbal assembly having a flexible printed circuit' [patent_app_type] => B2 [patent_app_number] => 09/949794 [patent_app_country] => US [patent_app_date] => 2001-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2855 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/667/06667857.pdf [firstpage_image] =>[orig_patent_app_number] => 09949794 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/949794
Head gimbal assembly having a flexible printed circuit Sep 11, 2001 Issued
Array ( [id] => 6172855 [patent_doc_number] => 20020154453 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-24 [patent_title] => 'Current-perpendicular-to-the-plane structure electromagnetic transducer element having reduced path for electric current' [patent_app_type] => new [patent_app_number] => 09/951102 [patent_app_country] => US [patent_app_date] => 2001-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7800 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0154/20020154453.pdf [firstpage_image] =>[orig_patent_app_number] => 09951102 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/951102
Current-perpendicular-to-the-plane structure electromagnetic transducer element having reduced path for electric current Sep 11, 2001 Issued
Array ( [id] => 1268572 [patent_doc_number] => 06661616 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-12-09 [patent_title] => 'Head drum assembly and tape drive using the same' [patent_app_type] => B2 [patent_app_number] => 09/950854 [patent_app_country] => US [patent_app_date] => 2001-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 5649 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/661/06661616.pdf [firstpage_image] =>[orig_patent_app_number] => 09950854 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/950854
Head drum assembly and tape drive using the same Sep 11, 2001 Issued
Array ( [id] => 6777491 [patent_doc_number] => 20030048572 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-03-13 [patent_title] => 'Methods and apparatus for transporting data cartridges between adjacent cartridge libraries' [patent_app_type] => new [patent_app_number] => 09/950328 [patent_app_country] => US [patent_app_date] => 2001-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 5855 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0048/20030048572.pdf [firstpage_image] =>[orig_patent_app_number] => 09950328 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/950328
Methods and apparatus for transporting data cartridges between adjacent cartridge libraries Sep 9, 2001 Issued
Array ( [id] => 1223315 [patent_doc_number] => 06704163 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-03-09 [patent_title] => 'Deformable towers useful for assembly of suspensions used in a data storage drive' [patent_app_type] => B1 [patent_app_number] => 09/950267 [patent_app_country] => US [patent_app_date] => 2001-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3964 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/704/06704163.pdf [firstpage_image] =>[orig_patent_app_number] => 09950267 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/950267
Deformable towers useful for assembly of suspensions used in a data storage drive Sep 9, 2001 Issued
Array ( [id] => 6272335 [patent_doc_number] => 20020105754 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-08-08 [patent_title] => 'Disk drive apparatus for reducing disk flutter' [patent_app_type] => new [patent_app_number] => 09/949495 [patent_app_country] => US [patent_app_date] => 2001-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 6410 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0105/20020105754.pdf [firstpage_image] =>[orig_patent_app_number] => 09949495 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/949495
Hard disk drive Sep 6, 2001 Issued
Array ( [id] => 1331722 [patent_doc_number] => 06603633 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-08-05 [patent_title] => 'Parallel spring design for acoustic damping of a disc drive' [patent_app_type] => B2 [patent_app_number] => 09/925358 [patent_app_country] => US [patent_app_date] => 2001-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3551 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/603/06603633.pdf [firstpage_image] =>[orig_patent_app_number] => 09925358 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/925358
Parallel spring design for acoustic damping of a disc drive Aug 8, 2001 Issued
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