
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] => 11910947
[patent_doc_number] => 09779765
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2017-10-03
[patent_title] => 'Perpendicular magnetic recording writer having improved performance and wide area track erasure reliability'
[patent_app_type] => utility
[patent_app_number] => 15/245850
[patent_app_country] => US
[patent_app_date] => 2016-08-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 5
[patent_no_of_words] => 4600
[patent_no_of_claims] => 23
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 128
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15245850
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/245850 | Perpendicular magnetic recording writer having improved performance and wide area track erasure reliability | Aug 23, 2016 | Issued |
Array
(
[id] => 11811316
[patent_doc_number] => 09715889
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2017-07-25
[patent_title] => 'Read sensor having an insulating layer capable of use in two-dimensional magnetic recording'
[patent_app_type] => utility
[patent_app_number] => 15/240311
[patent_app_country] => US
[patent_app_date] => 2016-08-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
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[patent_no_of_words] => 5097
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15240311
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/240311 | Read sensor having an insulating layer capable of use in two-dimensional magnetic recording | Aug 17, 2016 | Issued |
Array
(
[id] => 11897895
[patent_doc_number] => 09767833
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2017-09-19
[patent_title] => 'Wire bonding electrical lapping guides for tape head module'
[patent_app_type] => utility
[patent_app_number] => 15/237345
[patent_app_country] => US
[patent_app_date] => 2016-08-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15237345
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/237345 | Wire bonding electrical lapping guides for tape head module | Aug 14, 2016 | Issued |
Array
(
[id] => 11869271
[patent_doc_number] => 20170236556
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-08-17
[patent_title] => 'DISK DRIVE HAVING A FILTER AND A FILTER FOR A DISK DRIVE'
[patent_app_type] => utility
[patent_app_number] => 15/233762
[patent_app_country] => US
[patent_app_date] => 2016-08-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 11
[patent_no_of_words] => 5180
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15233762
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/233762 | DISK DRIVE HAVING A FILTER AND A FILTER FOR A DISK DRIVE | Aug 9, 2016 | Abandoned |
Array
(
[id] => 13098517
[patent_doc_number] => 10068601
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2018-09-04
[patent_title] => Free layer only magnetic reader that may have a reduced shield-to-shield spacing and a multilayer side bias
[patent_app_type] => utility
[patent_app_number] => 15/232669
[patent_app_country] => US
[patent_app_date] => 2016-08-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15232669
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/232669 | Free layer only magnetic reader that may have a reduced shield-to-shield spacing and a multilayer side bias | Aug 8, 2016 | Issued |
Array
(
[id] => 14324597
[patent_doc_number] => 10293293
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-05-21
[patent_title] => Recirculation filter for an electronics enclosure
[patent_app_type] => utility
[patent_app_number] => 15/229758
[patent_app_country] => US
[patent_app_date] => 2016-08-05
[patent_effective_date] => 0000-00-00
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/229758 | Recirculation filter for an electronics enclosure | Aug 4, 2016 | Issued |
Array
(
[id] => 11811319
[patent_doc_number] => 09715892
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2017-07-25
[patent_title] => 'Data reader shield seed buffer'
[patent_app_type] => utility
[patent_app_number] => 15/220797
[patent_app_country] => US
[patent_app_date] => 2016-07-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15220797
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/220797 | Data reader shield seed buffer | Jul 26, 2016 | Issued |
Array
(
[id] => 12214626
[patent_doc_number] => 09911440
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2018-03-06
[patent_title] => 'Differing magnetic read sensors on a magnetic head'
[patent_app_type] => utility
[patent_app_number] => 15/215487
[patent_app_country] => US
[patent_app_date] => 2016-07-20
[patent_effective_date] => 0000-00-00
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[patent_no_of_words] => 9992
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/215487 | Differing magnetic read sensors on a magnetic head | Jul 19, 2016 | Issued |
Array
(
[id] => 13681875
[patent_doc_number] => 20160379674
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2016-12-29
[patent_title] => ELECTRICALLY NON-CONDUCTIVE MAGNETIC SHIELD LAMINATE STRUCTURE FOR CONTACT RECORDING SENSOR
[patent_app_type] => utility
[patent_app_number] => 15/175903
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/175903 | Electrically non-conductive magnetic shield laminate structure for contact recording sensor | Jun 6, 2016 | Issued |
Array
(
[id] => 13681877
[patent_doc_number] => 20160379675
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[patent_issue_date] => 2016-12-29
[patent_title] => ELECTRICALLY CONDUCTIVE MAGNETIC SHIELD LAMINATE STRUCTURE FOR CONTACT RECORDING SENSOR
[patent_app_type] => utility
[patent_app_number] => 15/175980
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/175980 | Electrically conductive magnetic shield laminate structure for contact recording sensor | Jun 6, 2016 | Issued |
Array
(
[id] => 12114796
[patent_doc_number] => 09870790
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2018-01-16
[patent_title] => 'Recessed AFM stitch interface engineering'
[patent_app_type] => utility
[patent_app_number] => 15/157579
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[patent_app_date] => 2016-05-18
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/157579 | Recessed AFM stitch interface engineering | May 17, 2016 | Issued |
Array
(
[id] => 11918115
[patent_doc_number] => 09786305
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2017-10-10
[patent_title] => 'Magnetic read apparatus having multiple read sensors with reduced sensor spacing usable in two-dimensional magnetic recording applications'
[patent_app_type] => utility
[patent_app_number] => 15/152889
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/152889 | Magnetic read apparatus having multiple read sensors with reduced sensor spacing usable in two-dimensional magnetic recording applications | May 11, 2016 | Issued |
Array
(
[id] => 12293334
[patent_doc_number] => 09934797
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2018-04-03
[patent_title] => Multilayer element including base multilayer body, magnetic sensor and microwave assisted magnetic head
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[patent_app_number] => 15/138347
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/138347 | Multilayer element including base multilayer body, magnetic sensor and microwave assisted magnetic head | Apr 25, 2016 | Issued |
Array
(
[id] => 11861686
[patent_doc_number] => 09741373
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[patent_issue_date] => 2017-08-22
[patent_title] => 'Microwave assisted magnetic head, head gimbal assembly, and magnetic recording device'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/138405 | Microwave assisted magnetic head, head gimbal assembly, and magnetic recording device | Apr 25, 2016 | Issued |
Array
(
[id] => 11119581
[patent_doc_number] => 20160316555
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2016-10-27
[patent_title] => 'WIRING THIN PLATE HAVING AERIAL WIRING PORTION AND METHOD OF MANUFACTURING THE SAME'
[patent_app_type] => utility
[patent_app_number] => 15/138040
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15138040
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/138040 | Wiring thin plate having aerial wiring portion and method of manufacturing the same | Apr 24, 2016 | Issued |
Array
(
[id] => 11997219
[patent_doc_number] => 20170301374
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-10-19
[patent_title] => 'POSITIVE LATCHING OF TAPE CARTRIDGES IN TAPE LIBRARY MAGAZINES'
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[patent_app_number] => 15/099726
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/099726 | POSITIVE LATCHING OF TAPE CARTRIDGES IN TAPE LIBRARY MAGAZINES | Apr 14, 2016 | Abandoned |
Array
(
[id] => 11452953
[patent_doc_number] => 09576602
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[patent_kind] => B2
[patent_issue_date] => 2017-02-21
[patent_title] => 'Flexure with conductors for multi-reader'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/099310 | Flexure with conductors for multi-reader | Apr 13, 2016 | Issued |
Array
(
[id] => 11990043
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[patent_issue_date] => 2017-10-12
[patent_title] => 'STABILIZING LAYERED STRUCTURE FOR MAGNETIC TAPE HEADS'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/097174 | Stabilizing layered structure for magnetic tape heads | Apr 11, 2016 | Issued |
Array
(
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[patent_title] => 'Magnetic recording write apparatus having a pole having an aspect ratio greater than one and an auxiliary pole'
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Array
(
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[patent_title] => 'Magnetic head for perpendicular magnetic recording including a coil for individually driving a main pole and a yoke'
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15095750
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/095750 | Magnetic head for perpendicular magnetic recording including a coil for individually driving a main pole and a yoke | Apr 10, 2016 | Issued |