Search

Devon C. Kramer

Supervisory Patent Examiner (ID: 3424, Phone: (571)272-7118 , Office: P/3746 )

Most Active Art Unit
3683
Art Unit(s)
3741, 3683, 3746, 3613
Total Applications
1041
Issued Applications
673
Pending Applications
85
Abandoned Applications
284

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17918610 [patent_doc_number] => 20220321006 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => SEMICONDUCTOR DEVICE AND METHOD FOR OPERATING SEMICONDUCTOR DEVICE [patent_app_type] => utility [patent_app_number] => 17/621338 [patent_app_country] => US [patent_app_date] => 2020-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 32062 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17621338 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/621338
Semiconductor device and method for operating semiconductor device Jun 23, 2020 Issued
Array ( [id] => 17153070 [patent_doc_number] => 11146168 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-12 [patent_title] => Snubber circuit and power conversion apparatus [patent_app_type] => utility [patent_app_number] => 16/910102 [patent_app_country] => US [patent_app_date] => 2020-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 8835 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16910102 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/910102
Snubber circuit and power conversion apparatus Jun 23, 2020 Issued
Array ( [id] => 17138173 [patent_doc_number] => 11139745 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-05 [patent_title] => Flyback converter input voltage detection [patent_app_type] => utility [patent_app_number] => 16/911344 [patent_app_country] => US [patent_app_date] => 2020-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2758 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16911344 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/911344
Flyback converter input voltage detection Jun 23, 2020 Issued
Array ( [id] => 17166737 [patent_doc_number] => 11152851 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-19 [patent_title] => Snubber circuit and power conversion apparatus [patent_app_type] => utility [patent_app_number] => 16/910099 [patent_app_country] => US [patent_app_date] => 2020-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6630 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 305 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16910099 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/910099
Snubber circuit and power conversion apparatus Jun 23, 2020 Issued
Array ( [id] => 16560998 [patent_doc_number] => 20210006147 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-07 [patent_title] => METHOD FOR DRIVING AN ELECTRONIC SWITCH IN A POWER CONVERTER CIRCUIT AND CONTROL CIRCUIT [patent_app_type] => utility [patent_app_number] => 16/902812 [patent_app_country] => US [patent_app_date] => 2020-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16427 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 285 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16902812 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/902812
Method for driving an electronic switch in a power converter circuit and control circuit Jun 15, 2020 Issued
Array ( [id] => 18541427 [patent_doc_number] => 20230246543 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-03 [patent_title] => Power Converter, Controller, and Methods [patent_app_type] => utility [patent_app_number] => 18/002047 [patent_app_country] => US [patent_app_date] => 2020-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3278 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18002047 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/002047
Power converter, controller, and methods Jun 15, 2020 Issued
Array ( [id] => 16586790 [patent_doc_number] => 20210021192 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-21 [patent_title] => SWITCHING CONTROL FOR POWER CONVERTERS [patent_app_type] => utility [patent_app_number] => 16/897839 [patent_app_country] => US [patent_app_date] => 2020-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7016 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16897839 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/897839
Switching control for power converters Jun 9, 2020 Issued
Array ( [id] => 17166735 [patent_doc_number] => 11152849 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-19 [patent_title] => Soft-switching, high performance single-phase AC-DC converter [patent_app_type] => utility [patent_app_number] => 16/894389 [patent_app_country] => US [patent_app_date] => 2020-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 32 [patent_no_of_words] => 8361 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16894389 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/894389
Soft-switching, high performance single-phase AC-DC converter Jun 4, 2020 Issued
Array ( [id] => 17994143 [patent_doc_number] => 20220360180 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-10 [patent_title] => ISOLATED DC-DC CONVERTER [patent_app_type] => utility [patent_app_number] => 17/619709 [patent_app_country] => US [patent_app_date] => 2020-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9813 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 358 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17619709 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/619709
Isolated DC-DC converter Jun 2, 2020 Issued
Array ( [id] => 18840465 [patent_doc_number] => 11848551 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-19 [patent_title] => Over-current protection circuit, driving method for over-current protection circuit and display device [patent_app_type] => utility [patent_app_number] => 17/613499 [patent_app_country] => US [patent_app_date] => 2020-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 5610 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17613499 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/613499
Over-current protection circuit, driving method for over-current protection circuit and display device May 31, 2020 Issued
Array ( [id] => 17153084 [patent_doc_number] => 11146182 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-12 [patent_title] => Rectifier and motor driving device [patent_app_type] => utility [patent_app_number] => 16/887042 [patent_app_country] => US [patent_app_date] => 2020-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3919 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16887042 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/887042
Rectifier and motor driving device May 28, 2020 Issued
Array ( [id] => 16487551 [patent_doc_number] => 20200381160 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-03 [patent_title] => MULTILAYER COIL COMPONENT [patent_app_type] => utility [patent_app_number] => 16/883928 [patent_app_country] => US [patent_app_date] => 2020-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8609 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16883928 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/883928
Multilayer coil component May 25, 2020 Issued
Array ( [id] => 18409473 [patent_doc_number] => 20230170826 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-01 [patent_title] => POWER CONVERSION DEVICE [patent_app_type] => utility [patent_app_number] => 17/921176 [patent_app_country] => US [patent_app_date] => 2020-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6822 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17921176 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/921176
Power conversion device May 20, 2020 Issued
Array ( [id] => 16988390 [patent_doc_number] => 11075576 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-27 [patent_title] => Apparatus and method for efficient shutdown of adiabatic charge pumps [patent_app_type] => utility [patent_app_number] => 16/880507 [patent_app_country] => US [patent_app_date] => 2020-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 19 [patent_no_of_words] => 10462 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16880507 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/880507
Apparatus and method for efficient shutdown of adiabatic charge pumps May 20, 2020 Issued
Array ( [id] => 16700500 [patent_doc_number] => 10951118 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-16 [patent_title] => Digital current mode control for multi-phase voltage regulator circuits [patent_app_type] => utility [patent_app_number] => 16/877260 [patent_app_country] => US [patent_app_date] => 2020-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6202 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16877260 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/877260
Digital current mode control for multi-phase voltage regulator circuits May 17, 2020 Issued
Array ( [id] => 16928851 [patent_doc_number] => 11050351 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-29 [patent_title] => Control method in use of active-clamp flyback power converter [patent_app_type] => utility [patent_app_number] => 15/930710 [patent_app_country] => US [patent_app_date] => 2020-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 4364 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15930710 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/930710
Control method in use of active-clamp flyback power converter May 12, 2020 Issued
Array ( [id] => 16866408 [patent_doc_number] => 11025167 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-01 [patent_title] => Bidirectional inverting buck-boost converter converting dissipation current into recycling current [patent_app_type] => utility [patent_app_number] => 16/872707 [patent_app_country] => US [patent_app_date] => 2020-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 8793 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16872707 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/872707
Bidirectional inverting buck-boost converter converting dissipation current into recycling current May 11, 2020 Issued
Array ( [id] => 17138177 [patent_doc_number] => 11139749 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-05 [patent_title] => Semiconductor device [patent_app_type] => utility [patent_app_number] => 16/860775 [patent_app_country] => US [patent_app_date] => 2020-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4578 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16860775 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/860775
Semiconductor device Apr 27, 2020 Issued
Array ( [id] => 17211189 [patent_doc_number] => 11171575 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-09 [patent_title] => Modular multilevel converter topologies [patent_app_type] => utility [patent_app_number] => 16/855755 [patent_app_country] => US [patent_app_date] => 2020-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2656 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16855755 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/855755
Modular multilevel converter topologies Apr 21, 2020 Issued
Array ( [id] => 19230089 [patent_doc_number] => 12009734 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-11 [patent_title] => Power conversion device and air conditioner [patent_app_type] => utility [patent_app_number] => 17/913871 [patent_app_country] => US [patent_app_date] => 2020-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 41 [patent_figures_cnt] => 41 [patent_no_of_words] => 18621 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17913871 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/913871
Power conversion device and air conditioner Apr 19, 2020 Issued
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