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] => 18249438 [patent_doc_number] => 11606042 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-03-14 [patent_title] => Efficient negative-sense detection of synchronous recitifer in voltage converter [patent_app_type] => utility [patent_app_number] => 17/576706 [patent_app_country] => US [patent_app_date] => 2022-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6535 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17576706 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/576706
Efficient negative-sense detection of synchronous recitifer in voltage converter Jan 13, 2022 Issued
Array ( [id] => 17567315 [patent_doc_number] => 20220131464 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-28 [patent_title] => SWITCHING POWER SUPPLY APPARATUS [patent_app_type] => utility [patent_app_number] => 17/647269 [patent_app_country] => US [patent_app_date] => 2022-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7003 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 280 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17647269 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/647269
Switching power supply apparatus Jan 5, 2022 Issued
Array ( [id] => 19183721 [patent_doc_number] => 11990319 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-21 [patent_title] => Methods and apparatus for processing a substrate [patent_app_type] => utility [patent_app_number] => 17/568836 [patent_app_country] => US [patent_app_date] => 2022-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 5832 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17568836 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/568836
Methods and apparatus for processing a substrate Jan 4, 2022 Issued
Array ( [id] => 19008574 [patent_doc_number] => 20240072645 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => INVERTER DEVICE [patent_app_type] => utility [patent_app_number] => 18/260834 [patent_app_country] => US [patent_app_date] => 2021-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10987 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18260834 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/260834
Inverter device Dec 16, 2021 Issued
Array ( [id] => 20690748 [patent_doc_number] => 12620910 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-05 [patent_title] => Power conversion device, recording medium, and control method [patent_app_type] => utility [patent_app_number] => 18/719431 [patent_app_country] => US [patent_app_date] => 2021-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 340 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18719431 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/719431
Power conversion device, recording medium, and control method Dec 15, 2021 Issued
Array ( [id] => 19635316 [patent_doc_number] => 20240413765 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => POWER CONVERSION APPARATUS, MOTOR DRIVING DEVICE, AND REFRIGERATION CYCLE APPLICATION DEVICE [patent_app_type] => utility [patent_app_number] => 18/704161 [patent_app_country] => US [patent_app_date] => 2021-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16027 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18704161 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/704161
POWER CONVERSION APPARATUS, MOTOR DRIVING DEVICE, AND REFRIGERATION CYCLE APPLICATION DEVICE Dec 9, 2021 Pending
Array ( [id] => 18268057 [patent_doc_number] => 20230089299 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-23 [patent_title] => HYBRID CHARGER AND INVERTER SYSTEM [patent_app_type] => utility [patent_app_number] => 17/457379 [patent_app_country] => US [patent_app_date] => 2021-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8563 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17457379 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/457379
Hybrid charger and inverter system Dec 1, 2021 Issued
Array ( [id] => 18206001 [patent_doc_number] => 11588411 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-02-21 [patent_title] => Input voltage estimation for a power converter [patent_app_type] => utility [patent_app_number] => 17/540524 [patent_app_country] => US [patent_app_date] => 2021-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 16183 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17540524 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/540524
Input voltage estimation for a power converter Dec 1, 2021 Issued
Array ( [id] => 18409459 [patent_doc_number] => 20230170812 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-01 [patent_title] => POWER SUPPLY SYSTEM WITH ACTIVE CLAMPING [patent_app_type] => utility [patent_app_number] => 17/539125 [patent_app_country] => US [patent_app_date] => 2021-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5884 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17539125 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/539125
Power supply system with active clamping Nov 29, 2021 Issued
Array ( [id] => 18821041 [patent_doc_number] => 20230395382 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE, SEMICONDUCTOR DEVICE, SEMICONDUCTOR MODULE, AND POWER CONVERSION DEVICE [patent_app_type] => utility [patent_app_number] => 18/251207 [patent_app_country] => US [patent_app_date] => 2021-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5116 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18251207 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/251207
Method for manufacturing semiconductor device, semiconductor device, semiconductor module, and power conversion device Nov 24, 2021 Issued
Array ( [id] => 19183673 [patent_doc_number] => 11990270 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-21 [patent_title] => Bus bar for minimizing AC loss in transformer and method of designing the same [patent_app_type] => utility [patent_app_number] => 17/533586 [patent_app_country] => US [patent_app_date] => 2021-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 3748 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17533586 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/533586
Bus bar for minimizing AC loss in transformer and method of designing the same Nov 22, 2021 Issued
Array ( [id] => 18967341 [patent_doc_number] => 11901121 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-13 [patent_title] => Electronic safety actuator and method of condition or state detection [patent_app_type] => utility [patent_app_number] => 17/532721 [patent_app_country] => US [patent_app_date] => 2021-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6387 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17532721 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/532721
Electronic safety actuator and method of condition or state detection Nov 21, 2021 Issued
Array ( [id] => 18834415 [patent_doc_number] => 20230402942 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-14 [patent_title] => POWER CONVERSION DEVICE [patent_app_type] => utility [patent_app_number] => 18/033586 [patent_app_country] => US [patent_app_date] => 2021-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 39780 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18033586 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/033586
Power conversion device Nov 17, 2021 Issued
Array ( [id] => 18947909 [patent_doc_number] => 11891189 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-06 [patent_title] => Seal-cover assembly for an aircraft or other structure and a method of assembling the same [patent_app_type] => utility [patent_app_number] => 17/527056 [patent_app_country] => US [patent_app_date] => 2021-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 6274 [patent_no_of_claims] => 20 [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] => 17527056 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/527056
Seal-cover assembly for an aircraft or other structure and a method of assembling the same Nov 14, 2021 Issued
Array ( [id] => 17449197 [patent_doc_number] => 20220069702 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-03 [patent_title] => CURRENT CONTROL FOR A BOOST CONVERTER WITH DUAL ANTI-WOUND INDUCTOR [patent_app_type] => utility [patent_app_number] => 17/525463 [patent_app_country] => US [patent_app_date] => 2021-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13385 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17525463 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/525463
Current control for a boost converter with dual anti-wound inductor Nov 11, 2021 Issued
Array ( [id] => 18919470 [patent_doc_number] => 11881766 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-23 [patent_title] => Method and system for controlling the power factor of a power converter [patent_app_type] => utility [patent_app_number] => 17/524064 [patent_app_country] => US [patent_app_date] => 2021-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 10828 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17524064 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/524064
Method and system for controlling the power factor of a power converter Nov 10, 2021 Issued
Array ( [id] => 17449218 [patent_doc_number] => 20220069723 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-03 [patent_title] => CONTROL CIRCUIT FOR A POWER CONVERTER [patent_app_type] => utility [patent_app_number] => 17/454549 [patent_app_country] => US [patent_app_date] => 2021-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2796 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17454549 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/454549
Control circuit for a power converter Nov 10, 2021 Issued
Array ( [id] => 19635310 [patent_doc_number] => 20240413759 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => POWER CONVERTER [patent_app_type] => utility [patent_app_number] => 18/700721 [patent_app_country] => US [patent_app_date] => 2021-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12128 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 521 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18700721 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/700721
Power converter Nov 8, 2021 Issued
Array ( [id] => 18479345 [patent_doc_number] => 11693080 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-04 [patent_title] => Parallel connected inverters [patent_app_type] => utility [patent_app_number] => 17/520982 [patent_app_country] => US [patent_app_date] => 2021-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 4718 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17520982 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/520982
Parallel connected inverters Nov 7, 2021 Issued
Array ( [id] => 20305812 [patent_doc_number] => 12451816 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-21 [patent_title] => Sub-module of power conversion device [patent_app_type] => utility [patent_app_number] => 18/259719 [patent_app_country] => US [patent_app_date] => 2021-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 1799 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 628 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18259719 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/259719
Sub-module of power conversion device Nov 4, 2021 Issued
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