
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] => 12108812
[patent_doc_number] => 09865300
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2018-01-09
[patent_title] => 'Magnetic tape abrasivity measurement'
[patent_app_type] => utility
[patent_app_number] => 15/473811
[patent_app_country] => US
[patent_app_date] => 2017-03-30
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Array
(
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[patent_doc_number] => 10297275
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[patent_kind] => B2
[patent_issue_date] => 2019-05-21
[patent_title] => Magnetic recording module having differing tunnel valve sensors
[patent_app_type] => utility
[patent_app_number] => 15/469322
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Array
(
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[patent_doc_number] => 11205749
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[patent_kind] => B2
[patent_issue_date] => 2021-12-21
[patent_title] => Spintronic devices, duplexers, transceivers and telecommunication devices
[patent_app_type] => utility
[patent_app_number] => 16/474575
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Array
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[patent_doc_number] => 20180277152
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[patent_issue_date] => 2018-09-27
[patent_title] => TAPE HEAD HAVING SUB-AMBIENT CHANNEL AND METHODS OF MANUFACTURE
[patent_app_type] => utility
[patent_app_number] => 15/467906
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Array
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[patent_title] => Utilization of multiple writer modules for simultaneously writing two times the number of data tracks in a compact form factor
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Array
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[patent_title] => Data storage library with pass-through connected media acclimation chamber
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Array
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[patent_title] => Abrasion test methods and devices
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Array
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[patent_doc_number] => 09990944
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[patent_title] => Tunnel valve magnetic tape head for multichannel tape recording
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Array
(
[id] => 13084655
[patent_doc_number] => 10062398
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[patent_issue_date] => 2018-08-28
[patent_title] => Magnetic head having arrays of tunnel valve read transducers
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Array
(
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[patent_title] => 'MAGNETIC HEAD AND MAGNETIC RECORDING AND REPRODUCING DEVICE'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/443760 | MAGNETIC HEAD AND MAGNETIC RECORDING AND REPRODUCING DEVICE | Feb 26, 2017 | Abandoned |
Array
(
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[patent_doc_number] => 09805745
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[patent_title] => 'Magnetic recording and reproducing device comprising a magnetic head including a trailing shield and first and second shields having alternating magnetic and nonmagnetic layers'
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Array
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[patent_title] => 'Magnetic recording and reproducing device comprising a magnetic head first reproducing unit including a magnetic field generator'
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Array
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Array
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Array
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[patent_title] => SHORTING TOLERANT TUNNEL VALVE HEAD AND CIRCUIT
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Array
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