
Un C. Cho
Supervisory Patent Examiner (ID: 2269, Phone: (571)272-7919 , Office: P/2413 )
| Most Active Art Unit | 2617 |
| Art Unit(s) | 4115, 2687, 2682, 2413, 4133, 2617 |
| Total Applications | 395 |
| Issued Applications | 240 |
| Pending Applications | 26 |
| Abandoned Applications | 133 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 11739923
[patent_doc_number] => 09704510
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2017-07-11
[patent_title] => 'Data writer with graded side shields'
[patent_app_type] => utility
[patent_app_number] => 14/863673
[patent_app_country] => US
[patent_app_date] => 2015-09-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 8
[patent_no_of_words] => 4176
[patent_no_of_claims] => 19
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[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14863673
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/863673 | Data writer with graded side shields | Sep 23, 2015 | Issued |
Array
(
[id] => 11644829
[patent_doc_number] => 09666214
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2017-05-30
[patent_title] => 'Free layer magnetic reader that may have a reduced shield-to-shield spacing'
[patent_app_type] => utility
[patent_app_number] => 14/862895
[patent_app_country] => US
[patent_app_date] => 2015-09-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/862895 | Free layer magnetic reader that may have a reduced shield-to-shield spacing | Sep 22, 2015 | Issued |
Array
(
[id] => 11681059
[patent_doc_number] => 09679593
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2017-06-13
[patent_title] => 'Circuit connection pad design for improved electrical robustness using conductive epoxy'
[patent_app_type] => utility
[patent_app_number] => 14/860921
[patent_app_country] => US
[patent_app_date] => 2015-09-22
[patent_effective_date] => 0000-00-00
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14860921
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/860921 | Circuit connection pad design for improved electrical robustness using conductive epoxy | Sep 21, 2015 | Issued |
Array
(
[id] => 11681059
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[patent_kind] => B2
[patent_issue_date] => 2017-06-13
[patent_title] => 'Circuit connection pad design for improved electrical robustness using conductive epoxy'
[patent_app_type] => utility
[patent_app_number] => 14/860921
[patent_app_country] => US
[patent_app_date] => 2015-09-22
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14860921
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/860921 | Circuit connection pad design for improved electrical robustness using conductive epoxy | Sep 21, 2015 | Issued |
Array
(
[id] => 10664948
[patent_doc_number] => 20160011092
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2016-01-14
[patent_title] => 'ABRASION TEST METHODS AND DEVICES'
[patent_app_type] => utility
[patent_app_number] => 14/860535
[patent_app_country] => US
[patent_app_date] => 2015-09-21
[patent_effective_date] => 0000-00-00
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14860535
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/860535 | Module with coating for abrasion testing | Sep 20, 2015 | Issued |
Array
(
[id] => 11239674
[patent_doc_number] => 09466319
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2016-10-11
[patent_title] => 'Perpendicular magnetic recording (PMR) write shield design with minimized wide adjacent track erasure (WATE)'
[patent_app_type] => utility
[patent_app_number] => 14/847418
[patent_app_country] => US
[patent_app_date] => 2015-09-08
[patent_effective_date] => 0000-00-00
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/847418 | Perpendicular magnetic recording (PMR) write shield design with minimized wide adjacent track erasure (WATE) | Sep 7, 2015 | Issued |
Array
(
[id] => 11475209
[patent_doc_number] => 20170061992
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-03-02
[patent_title] => 'MULTI-LAYER STUDS FOR ADVANCED MAGNETIC HEADS AND HIGH HEAD DENSITY WAFERS'
[patent_app_type] => utility
[patent_app_number] => 14/841580
[patent_app_country] => US
[patent_app_date] => 2015-08-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14841580
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/841580 | MULTI-LAYER STUDS FOR ADVANCED MAGNETIC HEADS AND HIGH HEAD DENSITY WAFERS | Aug 30, 2015 | Abandoned |
Array
(
[id] => 10486648
[patent_doc_number] => 20150371668
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2015-12-24
[patent_title] => 'WRITE HEAD HAVING BEVELED NON-MAGNETIC WRITE GAP SEED LAYER'
[patent_app_type] => utility
[patent_app_number] => 14/839268
[patent_app_country] => US
[patent_app_date] => 2015-08-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 15
[patent_figures_cnt] => 15
[patent_no_of_words] => 3544
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14839268
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/839268 | Write head having beveled non-magnetic write gap seed layer | Aug 27, 2015 | Issued |
Array
(
[id] => 11475234
[patent_doc_number] => 20170062018
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-03-02
[patent_title] => 'Control Of Vortex Shedding Associated With A Hard Disk Drive Damper Plate'
[patent_app_type] => utility
[patent_app_number] => 14/837713
[patent_app_country] => US
[patent_app_date] => 2015-08-27
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/837713 | Control Of Vortex Shedding Associated With A Hard Disk Drive Damper Plate | Aug 26, 2015 | Abandoned |
Array
(
[id] => 10479138
[patent_doc_number] => 20150364155
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2015-12-17
[patent_title] => 'DAMPERS FOR ACTUATOR ASSEMBLY OF HARD DISK DRIVE'
[patent_app_type] => utility
[patent_app_number] => 14/835466
[patent_app_country] => US
[patent_app_date] => 2015-08-25
[patent_effective_date] => 0000-00-00
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14835466
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/835466 | DAMPERS FOR ACTUATOR ASSEMBLY OF HARD DISK DRIVE | Aug 24, 2015 | Abandoned |
Array
(
[id] => 13242445
[patent_doc_number] => 10134429
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2018-11-20
[patent_title] => Filled-gap magnetic recording head and method of making
[patent_app_type] => utility
[patent_app_number] => 14/835644
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/835644 | Filled-gap magnetic recording head and method of making | Aug 24, 2015 | Issued |
Array
(
[id] => 11207605
[patent_doc_number] => 09437234
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[patent_issue_date] => 2016-09-06
[patent_title] => 'Head-medium contact detection using high frequency heater oscillation'
[patent_app_type] => utility
[patent_app_number] => 14/831314
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/831314 | Head-medium contact detection using high frequency heater oscillation | Aug 19, 2015 | Issued |
Array
(
[id] => 11791523
[patent_doc_number] => 09401162
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[patent_issue_date] => 2016-07-26
[patent_title] => 'Read sensor with free layers of different widths sandwiching a SAF structure for extremely high resolution'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/826779 | Read sensor with free layers of different widths sandwiching a SAF structure for extremely high resolution | Aug 13, 2015 | Issued |
Array
(
[id] => 11192166
[patent_doc_number] => 09422974
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2016-08-23
[patent_title] => 'Fluid bearing apparatus including dynamic pressure grooves with striations, spindle motor, and disk drive apparatus'
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Array
(
[id] => 11787291
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[patent_issue_date] => 2016-07-19
[patent_title] => 'Two dimensional magnetic read head having asymmetrical secondary read elements'
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Array
(
[id] => 10551029
[patent_doc_number] => 09275660
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[patent_issue_date] => 2016-03-01
[patent_title] => 'Magnetic head having first magnetic shield, stack, side shield, antiferromagnetic layer, and second magnetic shield, magnetic head assembly, magnetic recording and reproducing apparatus, and manufacturing method of magnetic head'
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Array
(
[id] => 10673770
[patent_doc_number] => 20160019916
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[patent_issue_date] => 2016-01-21
[patent_title] => 'Unbalanced Data Writer Coil'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/800919 | Unbalanced data writer coil | Jul 15, 2015 | Issued |
Array
(
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Array
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Array
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/752646 | Adaptive tacking of head gimbal assembly long tail and HSA arm slot | Jun 25, 2015 | Issued |