Search

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 numberTitle of the applicationFiling DateStatus
Array ( [id] => 17152240 [patent_doc_number] => 11145325 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-12 [patent_title] => Magnetic tape with particular refractive index characteristics, magnetic tape cartridge, and magnetic tape apparatus [patent_app_type] => utility [patent_app_number] => 16/727181 [patent_app_country] => US [patent_app_date] => 2019-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 17543 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 16727181 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/727181
Magnetic tape with particular refractive index characteristics, magnetic tape cartridge, and magnetic tape apparatus Dec 25, 2019 Issued
Array ( [id] => 17152240 [patent_doc_number] => 11145325 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-12 [patent_title] => Magnetic tape with particular refractive index characteristics, magnetic tape cartridge, and magnetic tape apparatus [patent_app_type] => utility [patent_app_number] => 16/727181 [patent_app_country] => US [patent_app_date] => 2019-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 17543 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 16727181 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/727181
Magnetic tape with particular refractive index characteristics, magnetic tape cartridge, and magnetic tape apparatus Dec 25, 2019 Issued
Array ( [id] => 17152240 [patent_doc_number] => 11145325 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-12 [patent_title] => Magnetic tape with particular refractive index characteristics, magnetic tape cartridge, and magnetic tape apparatus [patent_app_type] => utility [patent_app_number] => 16/727181 [patent_app_country] => US [patent_app_date] => 2019-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 17543 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 16727181 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/727181
Magnetic tape with particular refractive index characteristics, magnetic tape cartridge, and magnetic tape apparatus Dec 25, 2019 Issued
Array ( [id] => 17152240 [patent_doc_number] => 11145325 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-12 [patent_title] => Magnetic tape with particular refractive index characteristics, magnetic tape cartridge, and magnetic tape apparatus [patent_app_type] => utility [patent_app_number] => 16/727181 [patent_app_country] => US [patent_app_date] => 2019-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 17543 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 16727181 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/727181
Magnetic tape with particular refractive index characteristics, magnetic tape cartridge, and magnetic tape apparatus Dec 25, 2019 Issued
Array ( [id] => 17152240 [patent_doc_number] => 11145325 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-12 [patent_title] => Magnetic tape with particular refractive index characteristics, magnetic tape cartridge, and magnetic tape apparatus [patent_app_type] => utility [patent_app_number] => 16/727181 [patent_app_country] => US [patent_app_date] => 2019-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 17543 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 16727181 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/727181
Magnetic tape with particular refractive index characteristics, magnetic tape cartridge, and magnetic tape apparatus Dec 25, 2019 Issued
Array ( [id] => 17152240 [patent_doc_number] => 11145325 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-12 [patent_title] => Magnetic tape with particular refractive index characteristics, magnetic tape cartridge, and magnetic tape apparatus [patent_app_type] => utility [patent_app_number] => 16/727181 [patent_app_country] => US [patent_app_date] => 2019-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 17543 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 16727181 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/727181
Magnetic tape with particular refractive index characteristics, magnetic tape cartridge, and magnetic tape apparatus Dec 25, 2019 Issued
Array ( [id] => 17152240 [patent_doc_number] => 11145325 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-12 [patent_title] => Magnetic tape with particular refractive index characteristics, magnetic tape cartridge, and magnetic tape apparatus [patent_app_type] => utility [patent_app_number] => 16/727181 [patent_app_country] => US [patent_app_date] => 2019-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 17543 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 16727181 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/727181
Magnetic tape with particular refractive index characteristics, magnetic tape cartridge, and magnetic tape apparatus Dec 25, 2019 Issued
Array ( [id] => 17152240 [patent_doc_number] => 11145325 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-12 [patent_title] => Magnetic tape with particular refractive index characteristics, magnetic tape cartridge, and magnetic tape apparatus [patent_app_type] => utility [patent_app_number] => 16/727181 [patent_app_country] => US [patent_app_date] => 2019-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 17543 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 16727181 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/727181
Magnetic tape with particular refractive index characteristics, magnetic tape cartridge, and magnetic tape apparatus Dec 25, 2019 Issued
Array ( [id] => 17152240 [patent_doc_number] => 11145325 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-12 [patent_title] => Magnetic tape with particular refractive index characteristics, magnetic tape cartridge, and magnetic tape apparatus [patent_app_type] => utility [patent_app_number] => 16/727181 [patent_app_country] => US [patent_app_date] => 2019-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 17543 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 16727181 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/727181
Magnetic tape with particular refractive index characteristics, magnetic tape cartridge, and magnetic tape apparatus Dec 25, 2019 Issued
Array ( [id] => 16653116 [patent_doc_number] => 10930306 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-02-23 [patent_title] => Magnetic measurement of head span spacing [patent_app_type] => utility [patent_app_number] => 16/681650 [patent_app_country] => US [patent_app_date] => 2019-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 21 [patent_no_of_words] => 13643 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16681650 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/681650
Magnetic measurement of head span spacing Nov 11, 2019 Issued
Array ( [id] => 16827529 [patent_doc_number] => 20210142822 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-13 [patent_title] => WRITE TRANSDUCER WITH SYMMETRIC YOKE STRUCTURE [patent_app_type] => utility [patent_app_number] => 16/681661 [patent_app_country] => US [patent_app_date] => 2019-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12557 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16681661 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/681661
Write transducer with symmetric yoke structure Nov 11, 2019 Issued
Array ( [id] => 16653116 [patent_doc_number] => 10930306 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-02-23 [patent_title] => Magnetic measurement of head span spacing [patent_app_type] => utility [patent_app_number] => 16/681650 [patent_app_country] => US [patent_app_date] => 2019-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 21 [patent_no_of_words] => 13643 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16681650 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/681650
Magnetic measurement of head span spacing Nov 11, 2019 Issued
Array ( [id] => 16827529 [patent_doc_number] => 20210142822 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-13 [patent_title] => WRITE TRANSDUCER WITH SYMMETRIC YOKE STRUCTURE [patent_app_type] => utility [patent_app_number] => 16/681661 [patent_app_country] => US [patent_app_date] => 2019-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12557 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16681661 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/681661
Write transducer with symmetric yoke structure Nov 11, 2019 Issued
Array ( [id] => 17622945 [patent_doc_number] => 11342004 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-24 [patent_title] => System and method for rapid replacement of robotic media mover in automated media library [patent_app_type] => utility [patent_app_number] => 16/677529 [patent_app_country] => US [patent_app_date] => 2019-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 13 [patent_no_of_words] => 12490 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16677529 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/677529
System and method for rapid replacement of robotic media mover in automated media library Nov 6, 2019 Issued
Array ( [id] => 16637749 [patent_doc_number] => 10916263 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-02-09 [patent_title] => Split yoke design for high data rate TAMR writer head structure [patent_app_type] => utility [patent_app_number] => 16/674299 [patent_app_country] => US [patent_app_date] => 2019-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 20 [patent_no_of_words] => 4774 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16674299 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/674299
Split yoke design for high data rate TAMR writer head structure Nov 4, 2019 Issued
Array ( [id] => 16707412 [patent_doc_number] => 10957354 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-23 [patent_title] => Base plate and hard disk drive [patent_app_type] => utility [patent_app_number] => 16/671209 [patent_app_country] => US [patent_app_date] => 2019-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4549 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16671209 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/671209
Base plate and hard disk drive Oct 31, 2019 Issued
Array ( [id] => 17076076 [patent_doc_number] => 11112468 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-07 [patent_title] => Magnetoresistive sensor array for molecule detection and related detection schemes [patent_app_type] => utility [patent_app_number] => 16/659383 [patent_app_country] => US [patent_app_date] => 2019-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 25 [patent_no_of_words] => 14071 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16659383 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/659383
Magnetoresistive sensor array for molecule detection and related detection schemes Oct 20, 2019 Issued
Array ( [id] => 16521401 [patent_doc_number] => 10872624 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-12-22 [patent_title] => Magnetic head including a return path section [patent_app_type] => utility [patent_app_number] => 16/655473 [patent_app_country] => US [patent_app_date] => 2019-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 27 [patent_no_of_words] => 18082 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 569 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16655473 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/655473
Magnetic head including a return path section Oct 16, 2019 Issued
Array ( [id] => 16502235 [patent_doc_number] => 10867627 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-12-15 [patent_title] => Amplifying structure for microwave-assisted magnetic recording [patent_app_type] => utility [patent_app_number] => 16/598444 [patent_app_country] => US [patent_app_date] => 2019-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4047 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16598444 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/598444
Amplifying structure for microwave-assisted magnetic recording Oct 9, 2019 Issued
Array ( [id] => 16386197 [patent_doc_number] => 10811038 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-10-20 [patent_title] => Heat-assisted magnetic recording head having near-field transducer with nanorod and diffusion barrier plate [patent_app_type] => utility [patent_app_number] => 16/597935 [patent_app_country] => US [patent_app_date] => 2019-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 30 [patent_no_of_words] => 5996 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16597935 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/597935
Heat-assisted magnetic recording head having near-field transducer with nanorod and diffusion barrier plate Oct 9, 2019 Issued
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