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] => 1130703 [patent_doc_number] => 06791806 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-09-14 [patent_title] => 'Tunneling barrier material for a magnetic recording head' [patent_app_type] => B1 [patent_app_number] => 10/216515 [patent_app_country] => US [patent_app_date] => 2002-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2513 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/791/06791806.pdf [firstpage_image] =>[orig_patent_app_number] => 10216515 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/216515
Tunneling barrier material for a magnetic recording head Aug 8, 2002 Issued
Array ( [id] => 7418183 [patent_doc_number] => 20040207951 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-10-21 [patent_title] => 'Tape cartridge docking apparatus for read/write recording assemblies and method therefor' [patent_app_type] => new [patent_app_number] => 10/486492 [patent_app_country] => US [patent_app_date] => 2004-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6642 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0207/20040207951.pdf [firstpage_image] =>[orig_patent_app_number] => 10486492 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/486492
Tape cartridge docking apparatus for read/write recording assemblies and method therefor Aug 6, 2002 Issued
Array ( [id] => 7274134 [patent_doc_number] => 20040233585 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-11-25 [patent_title] => 'Layer system having an increased magnetoresistive effect and use of the same' [patent_app_type] => new [patent_app_number] => 10/486561 [patent_app_country] => US [patent_app_date] => 2004-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3880 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0233/20040233585.pdf [firstpage_image] =>[orig_patent_app_number] => 10486561 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/486561
Layer system having an increased magnetoresistive effect and use of the same, wherein a first layer of an artificial antiferromagnet has a relatively low cobalt content Aug 6, 2002 Issued
Array ( [id] => 718627 [patent_doc_number] => 07054100 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-05-30 [patent_title] => 'Magnetic tape recording/reproducing device and magnetic tape recording/reproducing system' [patent_app_type] => utility [patent_app_number] => 10/207557 [patent_app_country] => US [patent_app_date] => 2002-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 29 [patent_no_of_words] => 9074 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/054/07054100.pdf [firstpage_image] =>[orig_patent_app_number] => 10207557 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/207557
Magnetic tape recording/reproducing device and magnetic tape recording/reproducing system Jul 28, 2002 Issued
Array ( [id] => 7397818 [patent_doc_number] => 20040174639 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-09-09 [patent_title] => 'Disk drive head positioner with thin-film air-flow adjusting mechanism, thin film member and method of manufacturing' [patent_app_type] => new [patent_app_number] => 10/484275 [patent_app_country] => US [patent_app_date] => 2004-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4830 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0174/20040174639.pdf [firstpage_image] =>[orig_patent_app_number] => 10484275 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/484275
Disk drive head positioner with thin-film air-flow adjusting mechanism, thin film member and method of manufacturing Jul 21, 2002 Issued
Array ( [id] => 1341435 [patent_doc_number] => 06597540 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-07-22 [patent_title] => 'Head arm having through hole for making head arm lightweight, head moving mechanism and disk unit having the head arm' [patent_app_type] => B2 [patent_app_number] => 10/198230 [patent_app_country] => US [patent_app_date] => 2002-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 33 [patent_no_of_words] => 7015 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/597/06597540.pdf [firstpage_image] =>[orig_patent_app_number] => 10198230 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/198230
Head arm having through hole for making head arm lightweight, head moving mechanism and disk unit having the head arm Jul 17, 2002 Issued
Array ( [id] => 6677572 [patent_doc_number] => 20030227712 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-12-11 [patent_title] => 'Magnetic disk device' [patent_app_type] => new [patent_app_number] => 10/220371 [patent_app_country] => US [patent_app_date] => 2003-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4457 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0227/20030227712.pdf [firstpage_image] =>[orig_patent_app_number] => 10220371 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/220371
Magnetic disk device having a low-profile motor without deterioration in the strength of the enclosure Jun 9, 2002 Issued
Array ( [id] => 6904328 [patent_doc_number] => 20050099723 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-05-12 [patent_title] => 'Disk device' [patent_app_type] => utility [patent_app_number] => 10/472417 [patent_app_country] => US [patent_app_date] => 2002-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 15001 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0099/20050099723.pdf [firstpage_image] =>[orig_patent_app_number] => 10472417 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/472417
Disk apparatus having an improved clamp structure May 16, 2002 Issued
Array ( [id] => 6621441 [patent_doc_number] => 20030210496 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-11-13 [patent_title] => 'Disk, method for making it free of asperities, and disk drive unit' [patent_app_type] => new [patent_app_number] => 10/144485 [patent_app_country] => US [patent_app_date] => 2002-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4830 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0210/20030210496.pdf [firstpage_image] =>[orig_patent_app_number] => 10144485 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/144485
Disk, method for making it free of asperities utilizing a step of exposing a surface of the disk to a gas cluster ion beam and disk drive unit for using the disk May 12, 2002 Issued
Array ( [id] => 6045880 [patent_doc_number] => 20020167758 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-11-14 [patent_title] => 'Variable width flat tape head for bi-directional contact recording and method for making the same' [patent_app_type] => new [patent_app_number] => 10/128100 [patent_app_country] => US [patent_app_date] => 2002-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5896 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0167/20020167758.pdf [firstpage_image] =>[orig_patent_app_number] => 10128100 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/128100
Variable width flat tape head for bi-directional contact recording and method for making the same Apr 22, 2002 Issued
Array ( [id] => 1422971 [patent_doc_number] => 06529348 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-03-04 [patent_title] => 'Magnetic disk apparatus having an electric conducting path with a defined characteristic impedance and which interconnects a write element and a read/write integrated circuit' [patent_app_type] => B2 [patent_app_number] => 10/126576 [patent_app_country] => US [patent_app_date] => 2002-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 16 [patent_no_of_words] => 8604 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/529/06529348.pdf [firstpage_image] =>[orig_patent_app_number] => 10126576 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/126576
Magnetic disk apparatus having an electric conducting path with a defined characteristic impedance and which interconnects a write element and a read/write integrated circuit Apr 21, 2002 Issued
Array ( [id] => 5784552 [patent_doc_number] => 20020159202 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-31 [patent_title] => 'Electron device' [patent_app_type] => new [patent_app_number] => 10/122380 [patent_app_country] => US [patent_app_date] => 2002-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 7721 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0159/20020159202.pdf [firstpage_image] =>[orig_patent_app_number] => 10122380 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/122380
ELECTRON DEVICE COMPOSED OF LAMINATED LAYERS WITH A REGION BETWEEN TWO OF THE LAYERS COMPOSED OF METAL OR METAL ALLOY SELECTED TO BE A COMBINATION OF MATERIALS FROM WHICH THE LAYERS ARE MADE WITH A COVER FILM OVER END FACES OF THE LAYERS Apr 15, 2002 Issued
Array ( [id] => 6394850 [patent_doc_number] => 20020181157 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-12-05 [patent_title] => 'Magnetic head suspension and method of fabricating the same' [patent_app_type] => new [patent_app_number] => 10/122425 [patent_app_country] => US [patent_app_date] => 2002-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5322 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0181/20020181157.pdf [firstpage_image] =>[orig_patent_app_number] => 10122425 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/122425
Magnetic head suspension with both protected wiring and unprotected wiring, in addition to terminals Apr 15, 2002 Issued
Array ( [id] => 6873464 [patent_doc_number] => 20030193761 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-10-16 [patent_title] => 'Magnetoresistance sensor with reduced side reading, and its fabrication' [patent_app_type] => new [patent_app_number] => 10/121493 [patent_app_country] => US [patent_app_date] => 2002-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3791 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0193/20030193761.pdf [firstpage_image] =>[orig_patent_app_number] => 10121493 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/121493
Magnetoresistance sensor with reduced side reading Apr 11, 2002 Issued
Array ( [id] => 1144713 [patent_doc_number] => 06781797 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-08-24 [patent_title] => 'Lubricated thread screw drive and method of manufacturing same' [patent_app_type] => B2 [patent_app_number] => 10/121984 [patent_app_country] => US [patent_app_date] => 2002-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 3991 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/781/06781797.pdf [firstpage_image] =>[orig_patent_app_number] => 10121984 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/121984
Lubricated thread screw drive and method of manufacturing same Apr 11, 2002 Issued
Array ( [id] => 6873451 [patent_doc_number] => 20030193748 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-10-16 [patent_title] => 'Electrostatic discharge device for a disk drive' [patent_app_type] => new [patent_app_number] => 10/121559 [patent_app_country] => US [patent_app_date] => 2002-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2551 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0193/20030193748.pdf [firstpage_image] =>[orig_patent_app_number] => 10121559 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/121559
Electrostatic discharge device in a disk drive providing a conductive path between a slider and the disk drive housing thereby protecting against electrostatic discharge Apr 10, 2002 Issued
Array ( [id] => 1204473 [patent_doc_number] => 06721135 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-04-13 [patent_title] => 'Printed circuit cable connector attachment assembly' [patent_app_type] => B2 [patent_app_number] => 10/121918 [patent_app_country] => US [patent_app_date] => 2002-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 2877 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/721/06721135.pdf [firstpage_image] =>[orig_patent_app_number] => 10121918 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/121918
Printed circuit cable connector attachment assembly Apr 10, 2002 Issued
Array ( [id] => 6110749 [patent_doc_number] => 20020172840 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-11-21 [patent_title] => 'Giant magneto-resistive effect element, magneto-resistive effect type head, thin-film magnetic memory and thin-film magnetic sensor' [patent_app_type] => new [patent_app_number] => 10/120741 [patent_app_country] => US [patent_app_date] => 2002-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 10673 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0172/20020172840.pdf [firstpage_image] =>[orig_patent_app_number] => 10120741 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/120741
Giant magneto-resistive effect element, magneto-resistive effect type head, thin-film magnetic memory and thin-film magnetic sensor Apr 10, 2002 Issued
Array ( [id] => 7621706 [patent_doc_number] => 06977795 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-12-20 [patent_title] => 'Protection of electronic apparatus against static electricity by grounding' [patent_app_type] => utility [patent_app_number] => 10/119117 [patent_app_country] => US [patent_app_date] => 2002-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 6130 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/977/06977795.pdf [firstpage_image] =>[orig_patent_app_number] => 10119117 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/119117
Protection of electronic apparatus against static electricity by grounding Apr 9, 2002 Issued
Array ( [id] => 6454245 [patent_doc_number] => 20020149887 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-17 [patent_title] => 'Magnetoresistive effective type element, thin film magnetic head, magnetic head device and magnetic disk driving device which use said magnetoresistive effective type element' [patent_app_type] => new [patent_app_number] => 10/119155 [patent_app_country] => US [patent_app_date] => 2002-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4787 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0149/20020149887.pdf [firstpage_image] =>[orig_patent_app_number] => 10119155 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/119155
MAGNETORESISTIVE EFFECTIVE TYPE ELEMENT, THIN FILM MAGNETIC HEAD, MAGNETIC HEAD DEVICE AND MAGNETIC DISK DRIVING DEVICE WHICH USE SAID MAGNETORESISTIVE EFFECTIVE TYPE ELEMENT WHICH INCLUDES AT LEAST THREE SHIELDING FILMS Apr 9, 2002 Issued
Menu