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] => 17071335 [patent_doc_number] => 20210273552 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-02 [patent_title] => APPARATUS FOR CONVERSION BETWEEN AC POWER AND DC POWER [patent_app_type] => utility [patent_app_number] => 17/212636 [patent_app_country] => US [patent_app_date] => 2021-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5237 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17212636 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/212636
Apparatus for conversion between AC power and DC power Mar 24, 2021 Issued
Array ( [id] => 19627552 [patent_doc_number] => 12166409 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-10 [patent_title] => Power conversion device and control device [patent_app_type] => utility [patent_app_number] => 17/922601 [patent_app_country] => US [patent_app_date] => 2021-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 8396 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 312 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17922601 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/922601
Power conversion device and control device Mar 24, 2021 Issued
Array ( [id] => 18236471 [patent_doc_number] => 11601042 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-07 [patent_title] => Multi-phase AC/DC converter [patent_app_type] => utility [patent_app_number] => 17/209073 [patent_app_country] => US [patent_app_date] => 2021-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 38 [patent_figures_cnt] => 40 [patent_no_of_words] => 9912 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17209073 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/209073
Multi-phase AC/DC converter Mar 21, 2021 Issued
Array ( [id] => 17824178 [patent_doc_number] => 11429126 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-30 [patent_title] => Voltage regulator [patent_app_type] => utility [patent_app_number] => 17/209108 [patent_app_country] => US [patent_app_date] => 2021-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4465 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [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] => 17209108 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/209108
Voltage regulator Mar 21, 2021 Issued
Array ( [id] => 17071348 [patent_doc_number] => 20210273565 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-02 [patent_title] => DIGITAL CURRENT MODE CONTROL FOR MULTI-PHASE VOLTAGE REGULATOR CIRCUITS [patent_app_type] => utility [patent_app_number] => 17/201712 [patent_app_country] => US [patent_app_date] => 2021-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6222 [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] => 17201712 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/201712
Digital current mode control for multi-phase voltage regulator circuits Mar 14, 2021 Issued
Array ( [id] => 20456334 [patent_doc_number] => 12519397 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-06 [patent_title] => Switching power supply apparatus and electric power supply system [patent_app_type] => utility [patent_app_number] => 18/278194 [patent_app_country] => US [patent_app_date] => 2021-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 16 [patent_no_of_words] => 6573 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 350 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18278194 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/278194
Switching power supply apparatus and electric power supply system Mar 7, 2021 Issued
Array ( [id] => 18317962 [patent_doc_number] => 11632054 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-18 [patent_title] => Mode operation detection for control of a power converter with an active clamp switch [patent_app_type] => utility [patent_app_number] => 17/193402 [patent_app_country] => US [patent_app_date] => 2021-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 26 [patent_no_of_words] => 29026 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17193402 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/193402
Mode operation detection for control of a power converter with an active clamp switch Mar 4, 2021 Issued
Array ( [id] => 18875259 [patent_doc_number] => 11863085 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-02 [patent_title] => Converter assembly [patent_app_type] => utility [patent_app_number] => 17/909046 [patent_app_country] => US [patent_app_date] => 2021-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 3512 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17909046 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/909046
Converter assembly Mar 4, 2021 Issued
Array ( [id] => 17574743 [patent_doc_number] => 11323021 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-03 [patent_title] => Snubber circuit and power supply apparatus [patent_app_type] => utility [patent_app_number] => 17/190998 [patent_app_country] => US [patent_app_date] => 2021-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3494 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17190998 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/190998
Snubber circuit and power supply apparatus Mar 2, 2021 Issued
Array ( [id] => 17700656 [patent_doc_number] => 11374392 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-28 [patent_title] => Programmable overcurrent protection for a switch [patent_app_type] => utility [patent_app_number] => 17/249377 [patent_app_country] => US [patent_app_date] => 2021-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3393 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [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] => 17249377 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/249377
Programmable overcurrent protection for a switch Feb 28, 2021 Issued
Array ( [id] => 17340057 [patent_doc_number] => 20220006388 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-06 [patent_title] => ISOLATION TRANSFORMER, AND POWER CONVERSION DEVICE IN WHICH THE ISOLATION TRANSFORMER IS USED [patent_app_type] => utility [patent_app_number] => 17/179588 [patent_app_country] => US [patent_app_date] => 2021-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5601 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17179588 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/179588
Isolation transformer, and power conversion device in which the isolation transformer is used Feb 18, 2021 Issued
Array ( [id] => 17700667 [patent_doc_number] => 11374403 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-28 [patent_title] => Single-gate-oxide power inverter and electrostatic discharge protection circuit [patent_app_type] => utility [patent_app_number] => 17/180345 [patent_app_country] => US [patent_app_date] => 2021-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 10066 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17180345 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/180345
Single-gate-oxide power inverter and electrostatic discharge protection circuit Feb 18, 2021 Issued
Array ( [id] => 18073583 [patent_doc_number] => 11532421 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-20 [patent_title] => Magnetic cores with high reluctance differences in flux paths [patent_app_type] => utility [patent_app_number] => 17/174453 [patent_app_country] => US [patent_app_date] => 2021-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 10543 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 272 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17174453 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/174453
Magnetic cores with high reluctance differences in flux paths Feb 11, 2021 Issued
Array ( [id] => 17731423 [patent_doc_number] => 11387827 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-12 [patent_title] => High speed switching solid state relay circuit [patent_app_type] => utility [patent_app_number] => 17/171787 [patent_app_country] => US [patent_app_date] => 2021-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3459 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17171787 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/171787
High speed switching solid state relay circuit Feb 8, 2021 Issued
Array ( [id] => 17826292 [patent_doc_number] => 11431251 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-30 [patent_title] => Power converter, synchronous power converter system and method of determining switching frequency [patent_app_type] => utility [patent_app_number] => 17/160382 [patent_app_country] => US [patent_app_date] => 2021-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4706 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17160382 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/160382
Power converter, synchronous power converter system and method of determining switching frequency Jan 27, 2021 Issued
Array ( [id] => 17979163 [patent_doc_number] => 11496041 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-08 [patent_title] => Gate drive device, gate drive method, power semiconductor module, and electric power conversion device [patent_app_type] => utility [patent_app_number] => 17/160887 [patent_app_country] => US [patent_app_date] => 2021-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8544 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17160887 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/160887
Gate drive device, gate drive method, power semiconductor module, and electric power conversion device Jan 27, 2021 Issued
Array ( [id] => 18395472 [patent_doc_number] => 20230163693 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => POWER CONVERSION DEVICE [patent_app_type] => utility [patent_app_number] => 17/921410 [patent_app_country] => US [patent_app_date] => 2021-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5837 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17921410 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/921410
Power conversion device Jan 21, 2021 Issued
Array ( [id] => 16966847 [patent_doc_number] => 20210218346 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-15 [patent_title] => INVERTER SYSTEM WITH MINIMUM OUTPUT FILTER [patent_app_type] => utility [patent_app_number] => 17/151099 [patent_app_country] => US [patent_app_date] => 2021-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2289 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 17151099 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/151099
INVERTER SYSTEM WITH MINIMUM OUTPUT FILTER Jan 14, 2021 Abandoned
Array ( [id] => 19671413 [patent_doc_number] => 12184189 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-31 [patent_title] => Power conversion device [patent_app_type] => utility [patent_app_number] => 17/911914 [patent_app_country] => US [patent_app_date] => 2021-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2441 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17911914 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/911914
Power conversion device Jan 14, 2021 Issued
Array ( [id] => 17700760 [patent_doc_number] => 11374496 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-28 [patent_title] => Driver for a circuit with a capacitive load [patent_app_type] => utility [patent_app_number] => 17/148777 [patent_app_country] => US [patent_app_date] => 2021-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 42 [patent_no_of_words] => 13505 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17148777 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/148777
Driver for a circuit with a capacitive load Jan 13, 2021 Issued
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