
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 988762
[patent_doc_number] => 06922317
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2005-07-26
[patent_title] => 'Magnetic flux closure layer for laminated magnetic shields of magnetic heads'
[patent_app_type] => utility
[patent_app_number] => 10/340329
[patent_app_country] => US
[patent_app_date] => 2003-01-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 8
[patent_no_of_words] => 5161
[patent_no_of_claims] => 31
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 36
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/922/06922317.pdf
[firstpage_image] =>[orig_patent_app_number] => 10340329
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/340329 | Magnetic flux closure layer for laminated magnetic shields of magnetic heads | Jan 9, 2003 | Issued |
Array
(
[id] => 6738984
[patent_doc_number] => 20030156353
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-08-21
[patent_title] => 'Hydrodynamic bearing motor having a molded plastic hub'
[patent_app_type] => new
[patent_app_number] => 10/340248
[patent_app_country] => US
[patent_app_date] => 2003-01-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 2037
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 41
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0156/20030156353.pdf
[firstpage_image] =>[orig_patent_app_number] => 10340248
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/340248 | Hydrodynamic bearing motor having a molded plastic hub | Jan 9, 2003 | Issued |
Array
(
[id] => 7320345
[patent_doc_number] => 20040136118
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-07-15
[patent_title] => 'Graded laminated thin film poles and shields for magnetic heads'
[patent_app_type] => new
[patent_app_number] => 10/340327
[patent_app_country] => US
[patent_app_date] => 2003-01-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 5746
[patent_no_of_claims] => 34
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 39
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0136/20040136118.pdf
[firstpage_image] =>[orig_patent_app_number] => 10340327
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/340327 | Graded laminated thin film poles and shields for magnetic heads | Jan 9, 2003 | Issued |
Array
(
[id] => 6635663
[patent_doc_number] => 20030103294
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-06-05
[patent_title] => 'Magnetic disk drive'
[patent_app_type] => new
[patent_app_number] => 10/318114
[patent_app_country] => US
[patent_app_date] => 2002-12-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 8
[patent_no_of_words] => 8676
[patent_no_of_claims] => 13
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 165
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0103/20030103294.pdf
[firstpage_image] =>[orig_patent_app_number] => 10318114
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/318114 | Magnetic disk drive | Dec 12, 2002 | Issued |
Array
(
[id] => 704581
[patent_doc_number] => 07064932
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2006-06-20
[patent_title] => 'Head stack and actuator arm assemblies and disk drives having an actuator including an actuator arm spacer to increase actuator and suspension stiffness and to reduce the number of actuator arm resonance modes'
[patent_app_type] => utility
[patent_app_number] => 10/306984
[patent_app_country] => US
[patent_app_date] => 2002-11-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 8
[patent_no_of_words] => 3779
[patent_no_of_claims] => 35
[patent_no_of_ind_claims] => 10
[patent_words_short_claim] => 140
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/064/07064932.pdf
[firstpage_image] =>[orig_patent_app_number] => 10306984
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/306984 | Head stack and actuator arm assemblies and disk drives having an actuator including an actuator arm spacer to increase actuator and suspension stiffness and to reduce the number of actuator arm resonance modes | Nov 26, 2002 | Issued |
Array
(
[id] => 7342106
[patent_doc_number] => 20040246631
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-12-09
[patent_title] => 'Spin valve magnetoresistive device with enhanced performance'
[patent_app_type] => new
[patent_app_number] => 10/492493
[patent_app_country] => US
[patent_app_date] => 2004-04-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 11
[patent_no_of_words] => 7195
[patent_no_of_claims] => 29
[patent_no_of_ind_claims] => 15
[patent_words_short_claim] => 20
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0246/20040246631.pdf
[firstpage_image] =>[orig_patent_app_number] => 10492493
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/492493 | Spin valve magnetoresistive device with conductive-magnetic material bridges in a dielectric or semiconducting layer alternatively of magnetic material | Oct 9, 2002 | Issued |
Array
(
[id] => 1107971
[patent_doc_number] => 06813114
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-11-02
[patent_title] => 'Magnetic recording medium having a disk drive and cartridge'
[patent_app_type] => B2
[patent_app_number] => 10/266584
[patent_app_country] => US
[patent_app_date] => 2002-10-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 2901
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 220
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/813/06813114.pdf
[firstpage_image] =>[orig_patent_app_number] => 10266584
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/266584 | Magnetic recording medium having a disk drive and cartridge | Oct 8, 2002 | Issued |
Array
(
[id] => 7392171
[patent_doc_number] => 20040017634
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-01-29
[patent_title] => 'Portable storage device'
[patent_app_type] => new
[patent_app_number] => 10/266575
[patent_app_country] => US
[patent_app_date] => 2002-10-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 6
[patent_no_of_words] => 3441
[patent_no_of_claims] => 14
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 77
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0017/20040017634.pdf
[firstpage_image] =>[orig_patent_app_number] => 10266575
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/266575 | Portable storage device | Oct 8, 2002 | Abandoned |
Array
(
[id] => 6812561
[patent_doc_number] => 20030072111
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-04-17
[patent_title] => 'Magnetic sensor having free magnetic layer of multi-layered ferri-structure'
[patent_app_type] => new
[patent_app_number] => 10/267201
[patent_app_country] => US
[patent_app_date] => 2002-10-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 25
[patent_figures_cnt] => 25
[patent_no_of_words] => 36434
[patent_no_of_claims] => 62
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 182
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0072/20030072111.pdf
[firstpage_image] =>[orig_patent_app_number] => 10267201
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/267201 | Magnetic sensor having adjusted specific resistance distribution of first magnetic layer of free magnetic layer of multi-layered ferri-structure | Oct 8, 2002 | Issued |
Array
(
[id] => 6816757
[patent_doc_number] => 20030067715
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-04-10
[patent_title] => 'Magnetic disk cartridge'
[patent_app_type] => new
[patent_app_number] => 10/266576
[patent_app_country] => US
[patent_app_date] => 2002-10-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 31
[patent_figures_cnt] => 31
[patent_no_of_words] => 12836
[patent_no_of_claims] => 14
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 76
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0067/20030067715.pdf
[firstpage_image] =>[orig_patent_app_number] => 10266576
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/266576 | Magnetic disk cartridge | Oct 8, 2002 | Issued |
Array
(
[id] => 7440028
[patent_doc_number] => 20040066576
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-04-08
[patent_title] => 'Magnetic head with a vertically laminated back gap structure and method of making the same'
[patent_app_type] => new
[patent_app_number] => 10/266471
[patent_app_country] => US
[patent_app_date] => 2002-10-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 11
[patent_no_of_words] => 6047
[patent_no_of_claims] => 39
[patent_no_of_ind_claims] => 4
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0066/20040066576.pdf
[firstpage_image] =>[orig_patent_app_number] => 10266471
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/266471 | Magnetic head with a vertically laminated back gap structure having magnetic layer thicknesses less than the skin depth | Oct 7, 2002 | Issued |
Array
(
[id] => 1175547
[patent_doc_number] => 06754041
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-06-22
[patent_title] => 'Disc drive cover portion thermally coupled to a preamplifier'
[patent_app_type] => B2
[patent_app_number] => 10/267439
[patent_app_country] => US
[patent_app_date] => 2002-10-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
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[patent_no_of_words] => 4339
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/754/06754041.pdf
[firstpage_image] =>[orig_patent_app_number] => 10267439
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/267439 | Disc drive cover portion thermally coupled to a preamplifier | Oct 7, 2002 | Issued |
Array
(
[id] => 1019701
[patent_doc_number] => 06891699
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2005-05-10
[patent_title] => 'Recording medium drive including head slider having protection protuberance standing on air bearing surface'
[patent_app_type] => utility
[patent_app_number] => 10/266851
[patent_app_country] => US
[patent_app_date] => 2002-10-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 15
[patent_no_of_words] => 9560
[patent_no_of_claims] => 16
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[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/891/06891699.pdf
[firstpage_image] =>[orig_patent_app_number] => 10266851
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/266851 | Recording medium drive including head slider having protection protuberance standing on air bearing surface | Oct 7, 2002 | Issued |
Array
(
[id] => 1087534
[patent_doc_number] => 06831811
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2004-12-14
[patent_title] => 'Disk drive with evacuation/fill valve assembly'
[patent_app_type] => B1
[patent_app_number] => 10/266436
[patent_app_country] => US
[patent_app_date] => 2002-10-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 5
[patent_no_of_words] => 9599
[patent_no_of_claims] => 54
[patent_no_of_ind_claims] => 21
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[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/831/06831811.pdf
[firstpage_image] =>[orig_patent_app_number] => 10266436
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/266436 | Disk drive with evacuation/fill valve assembly | Oct 7, 2002 | Issued |
Array
(
[id] => 7440040
[patent_doc_number] => 20040066577
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-04-08
[patent_title] => 'Apparatus and method for protecting a magnetic head coil during pole notch processing'
[patent_app_type] => new
[patent_app_number] => 10/267345
[patent_app_country] => US
[patent_app_date] => 2002-10-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
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[patent_no_of_words] => 2435
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0066/20040066577.pdf
[firstpage_image] =>[orig_patent_app_number] => 10267345
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/267345 | Magnetic head coil and structure for protecting same during pole notch processing | Oct 7, 2002 | Issued |
Array
(
[id] => 7440099
[patent_doc_number] => 20040066585
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-04-08
[patent_title] => 'Dual stage suspension with PZT actuators'
[patent_app_type] => new
[patent_app_number] => 10/265554
[patent_app_country] => US
[patent_app_date] => 2002-10-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 12
[patent_figures_cnt] => 12
[patent_no_of_words] => 5072
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0066/20040066585.pdf
[firstpage_image] =>[orig_patent_app_number] => 10265554
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/265554 | Dual stage suspension with PZT actuators arranged to improve actuation in suspensions of short length | Oct 6, 2002 | Issued |
Array
(
[id] => 763593
[patent_doc_number] => 07012785
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2006-03-14
[patent_title] => 'Method and apparatus for head slider and suspension reducing air flow turbulence about the slider when accessing a rotating disk in a disk drive'
[patent_app_type] => utility
[patent_app_number] => 10/266539
[patent_app_country] => US
[patent_app_date] => 2002-10-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
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[patent_no_of_words] => 3060
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/012/07012785.pdf
[firstpage_image] =>[orig_patent_app_number] => 10266539
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/266539 | Method and apparatus for head slider and suspension reducing air flow turbulence about the slider when accessing a rotating disk in a disk drive | Oct 6, 2002 | Issued |
Array
(
[id] => 6868665
[patent_doc_number] => 20030081354
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-05-01
[patent_title] => 'Magnetic actuator latch apparatus for a disc drive'
[patent_app_type] => new
[patent_app_number] => 10/265039
[patent_app_country] => US
[patent_app_date] => 2002-10-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
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[pdf_file] => publications/A1/0081/20030081354.pdf
[firstpage_image] =>[orig_patent_app_number] => 10265039
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/265039 | Magnetic actuator latch apparatus for a disc drive | Oct 3, 2002 | Abandoned |
Array
(
[id] => 784423
[patent_doc_number] => 06992861
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2006-01-31
[patent_title] => 'Head suspension for swing arm actuator'
[patent_app_type] => utility
[patent_app_number] => 10/264146
[patent_app_country] => US
[patent_app_date] => 2002-10-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
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[patent_no_of_words] => 3779
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/992/06992861.pdf
[firstpage_image] =>[orig_patent_app_number] => 10264146
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/264146 | Head suspension for swing arm actuator | Oct 2, 2002 | Issued |
Array
(
[id] => 775878
[patent_doc_number] => 07002774
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2006-02-21
[patent_title] => 'Recirculating filter for a data storage device'
[patent_app_type] => utility
[patent_app_number] => 10/263260
[patent_app_country] => US
[patent_app_date] => 2002-10-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 6
[patent_no_of_words] => 4305
[patent_no_of_claims] => 24
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 94
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/002/07002774.pdf
[firstpage_image] =>[orig_patent_app_number] => 10263260
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/263260 | Recirculating filter for a data storage device | Oct 1, 2002 | Issued |