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] => 9066770 [patent_doc_number] => 20130258526 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-10-03 [patent_title] => 'HIGH AREAL DENSITY TAPE FORMAT AND HEAD' [patent_app_type] => utility [patent_app_number] => 13/899429 [patent_app_country] => US [patent_app_date] => 2013-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4661 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13899429 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/899429
High areal density tape format and head May 20, 2013 Issued
Array ( [id] => 9972640 [patent_doc_number] => 09019664 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-04-28 [patent_title] => 'Magnetoresistive sensor with variable shield permeability' [patent_app_type] => utility [patent_app_number] => 13/898210 [patent_app_country] => US [patent_app_date] => 2013-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 5816 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13898210 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/898210
Magnetoresistive sensor with variable shield permeability May 19, 2013 Issued
Array ( [id] => 10937770 [patent_doc_number] => 20140340791 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-11-20 [patent_title] => 'CURRENT-PERPENDICULAR-TO-THE-PLANE (CPP) MAGNETORESISTIVE SENSOR WITH REDUCED-WIDTH TOP AND BOTTOM ELECTRODES AND METHOD FOR MAKING' [patent_app_type] => utility [patent_app_number] => 13/895411 [patent_app_country] => US [patent_app_date] => 2013-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 4608 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13895411 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/895411
Current-perpendicular-to-the-plane (CPP) magnetoresistive sensor with reduced-width top and bottom electrodes and method for making May 15, 2013 Issued
Array ( [id] => 9712506 [patent_doc_number] => 08837089 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2014-09-16 [patent_title] => 'Magnetic head for perpendicular magnetic recording including a heater' [patent_app_type] => utility [patent_app_number] => 13/867647 [patent_app_country] => US [patent_app_date] => 2013-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 14196 [patent_no_of_claims] => 7 [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] => 13867647 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/867647
Magnetic head for perpendicular magnetic recording including a heater Apr 21, 2013 Issued
Array ( [id] => 10151556 [patent_doc_number] => 09183853 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-11-10 [patent_title] => 'Magnetic write head having a stacked coil architecture for high data rate performance' [patent_app_type] => utility [patent_app_number] => 13/867019 [patent_app_country] => US [patent_app_date] => 2013-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6762 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13867019 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/867019
Magnetic write head having a stacked coil architecture for high data rate performance Apr 18, 2013 Issued
Array ( [id] => 9442398 [patent_doc_number] => 08711519 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-04-29 [patent_title] => 'Shallow trench media' [patent_app_type] => utility [patent_app_number] => 13/862946 [patent_app_country] => US [patent_app_date] => 2013-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 2228 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13862946 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/862946
Shallow trench media Apr 14, 2013 Issued
Array ( [id] => 10889349 [patent_doc_number] => 08913349 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-12-16 [patent_title] => 'CPP-type magnetoresistance effect element and magnetic disk device using side shield layers' [patent_app_type] => utility [patent_app_number] => 13/853869 [patent_app_country] => US [patent_app_date] => 2013-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 33 [patent_no_of_words] => 15845 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13853869 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/853869
CPP-type magnetoresistance effect element and magnetic disk device using side shield layers Mar 28, 2013 Issued
Array ( [id] => 10865492 [patent_doc_number] => 08891208 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-11-18 [patent_title] => 'CPP-type magnetoresistive element including a rear bias structure and lower shields with inclined magnetizations' [patent_app_type] => utility [patent_app_number] => 13/853927 [patent_app_country] => US [patent_app_date] => 2013-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 32 [patent_no_of_words] => 17355 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13853927 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/853927
CPP-type magnetoresistive element including a rear bias structure and lower shields with inclined magnetizations Mar 28, 2013 Issued
Array ( [id] => 9228487 [patent_doc_number] => 08634160 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-01-21 [patent_title] => 'Disk drive device provided with lubricant-filled fluid dynamic bearing' [patent_app_type] => utility [patent_app_number] => 13/850111 [patent_app_country] => US [patent_app_date] => 2013-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 10194 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13850111 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/850111
Disk drive device provided with lubricant-filled fluid dynamic bearing Mar 24, 2013 Issued
Array ( [id] => 9346403 [patent_doc_number] => 08665556 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-03-04 [patent_title] => 'Disk drive device provided with fluid dynamic bearing' [patent_app_type] => utility [patent_app_number] => 13/850191 [patent_app_country] => US [patent_app_date] => 2013-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 13071 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13850191 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/850191
Disk drive device provided with fluid dynamic bearing Mar 24, 2013 Issued
Array ( [id] => 10479137 [patent_doc_number] => 20150364154 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-12-17 [patent_title] => 'REDUCED CONTACT READ/WRITE HEAD' [patent_app_type] => utility [patent_app_number] => 14/763953 [patent_app_country] => US [patent_app_date] => 2013-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 11720 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14763953 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/763953
REDUCED CONTACT READ/WRITE HEAD Mar 21, 2013 Abandoned
Array ( [id] => 8989582 [patent_doc_number] => 20130216863 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-08-22 [patent_title] => 'METHOD AND SYSTEM FOR DEFINING A MAGNETORESISTIVE JUNCTION' [patent_app_type] => utility [patent_app_number] => 13/848353 [patent_app_country] => US [patent_app_date] => 2013-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3786 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13848353 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/848353
Magnetic head having a magnetoresistive junction and side oxide layers Mar 20, 2013 Issued
Array ( [id] => 9733528 [patent_doc_number] => 20140269237 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-09-18 [patent_title] => 'MULTILAYER PLASMON GENERATOR' [patent_app_type] => utility [patent_app_number] => 13/846278 [patent_app_country] => US [patent_app_date] => 2013-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 12929 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13846278 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/846278
Multilayer plasmon generator Mar 17, 2013 Issued
Array ( [id] => 9945780 [patent_doc_number] => 08995096 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-03-31 [patent_title] => 'Magnetic element side shield with diffusion barrier' [patent_app_type] => utility [patent_app_number] => 13/844810 [patent_app_country] => US [patent_app_date] => 2013-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3990 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13844810 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/844810
Magnetic element side shield with diffusion barrier Mar 15, 2013 Issued
Array ( [id] => 9985049 [patent_doc_number] => 09030777 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-05-12 [patent_title] => 'Microwave assisted magnetic recording head having spin torque oscillator, and magnetic recording apparatus' [patent_app_type] => utility [patent_app_number] => 13/798302 [patent_app_country] => US [patent_app_date] => 2013-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 6704 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13798302 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/798302
Microwave assisted magnetic recording head having spin torque oscillator, and magnetic recording apparatus Mar 12, 2013 Issued
Array ( [id] => 9663969 [patent_doc_number] => 08810966 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2014-08-19 [patent_title] => 'Reusable attachment pads for slider mounting' [patent_app_type] => utility [patent_app_number] => 13/796518 [patent_app_country] => US [patent_app_date] => 2013-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 7692 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13796518 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/796518
Reusable attachment pads for slider mounting Mar 11, 2013 Issued
Array ( [id] => 9590940 [patent_doc_number] => 08780492 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2014-07-15 [patent_title] => 'Spindle motor having coupling member between base member and core and hard disk drive including the same' [patent_app_type] => utility [patent_app_number] => 13/795171 [patent_app_country] => US [patent_app_date] => 2013-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 8884 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13795171 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/795171
Spindle motor having coupling member between base member and core and hard disk drive including the same Mar 11, 2013 Issued
Array ( [id] => 9733525 [patent_doc_number] => 20140269235 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-09-18 [patent_title] => 'MAGNETORESISTIVE ELEMENT WITH NANO-CRYSTALLINE SHIELD' [patent_app_type] => utility [patent_app_number] => 13/797208 [patent_app_country] => US [patent_app_date] => 2013-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3344 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13797208 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/797208
Magnetoresistive element with nano-crystalline shield Mar 11, 2013 Issued
Array ( [id] => 9884214 [patent_doc_number] => 08970991 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-03-03 [patent_title] => 'Coupling feature in a magnetoresistive trilayer lamination' [patent_app_type] => utility [patent_app_number] => 13/797260 [patent_app_country] => US [patent_app_date] => 2013-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 4431 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13797260 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/797260
Coupling feature in a magnetoresistive trilayer lamination Mar 11, 2013 Issued
Array ( [id] => 9736753 [patent_doc_number] => 20140272471 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-09-18 [patent_title] => 'NON-MAGNETIC SEED LAYER METHOD AND APPARATUS' [patent_app_type] => utility [patent_app_number] => 13/797165 [patent_app_country] => US [patent_app_date] => 2013-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 3481 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13797165 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/797165
Write head having non-magnetic write gap seed layer, and method Mar 11, 2013 Issued
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