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] => 18586581 [patent_doc_number] => 20230268846 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => HYBRID MODULAR MULTILEVEL CONVERTER (HMMC) BASED ON A NEUTRAL POINT PILOT (NPP) TOPOLOGY [patent_app_type] => utility [patent_app_number] => 17/856734 [patent_app_country] => US [patent_app_date] => 2022-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4833 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17856734 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/856734
Hybrid modular multilevel converter (HMMC) based on a neutral point pilot (NPP) topology Jun 30, 2022 Issued
Array ( [id] => 19230090 [patent_doc_number] => 12009735 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-11 [patent_title] => Synchronous rectifier controller and control method used for adjusting a voltage of a control terminal of a rectifier switch [patent_app_type] => utility [patent_app_number] => 17/853948 [patent_app_country] => US [patent_app_date] => 2022-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7363 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17853948 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/853948
Synchronous rectifier controller and control method used for adjusting a voltage of a control terminal of a rectifier switch Jun 29, 2022 Issued
Array ( [id] => 18141766 [patent_doc_number] => 20230015609 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => ACTIVE ELECTROMAGNETIC INTERFERENCE CANCELLATION CIRCUITS [patent_app_type] => utility [patent_app_number] => 17/854545 [patent_app_country] => US [patent_app_date] => 2022-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4983 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17854545 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/854545
Active electromagnetic interference cancellation circuits Jun 29, 2022 Issued
Array ( [id] => 19524507 [patent_doc_number] => 12126251 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-22 [patent_title] => Transistor turn-off circuit [patent_app_type] => utility [patent_app_number] => 17/853743 [patent_app_country] => US [patent_app_date] => 2022-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4677 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17853743 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/853743
Transistor turn-off circuit Jun 28, 2022 Issued
Array ( [id] => 18883623 [patent_doc_number] => 20240006992 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => DC-DC CONVERTER CONTROL CIRCUIT [patent_app_type] => utility [patent_app_number] => 17/853287 [patent_app_country] => US [patent_app_date] => 2022-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4131 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17853287 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/853287
DC-DC converter control circuit Jun 28, 2022 Issued
Array ( [id] => 18098304 [patent_doc_number] => 20220416645 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => CONVERSION CIRCUIT [patent_app_type] => utility [patent_app_number] => 17/809011 [patent_app_country] => US [patent_app_date] => 2022-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8612 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17809011 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/809011
Conversion circuit Jun 26, 2022 Issued
Array ( [id] => 19500901 [patent_doc_number] => 20240339919 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-10 [patent_title] => CONVERTER [patent_app_type] => utility [patent_app_number] => 18/575057 [patent_app_country] => US [patent_app_date] => 2022-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9207 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18575057 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/575057
Converter Jun 26, 2022 Issued
Array ( [id] => 17918609 [patent_doc_number] => 20220321005 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => CONVERTER CIRCUIT AND RELATED ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 17/848155 [patent_app_country] => US [patent_app_date] => 2022-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18965 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17848155 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/848155
Converter circuit and related electronic device Jun 22, 2022 Issued
Array ( [id] => 19341814 [patent_doc_number] => 12052014 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-30 [patent_title] => Semiconductor device [patent_app_type] => utility [patent_app_number] => 17/846856 [patent_app_country] => US [patent_app_date] => 2022-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 36 [patent_figures_cnt] => 40 [patent_no_of_words] => 41137 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [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] => 17846856 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/846856
Semiconductor device Jun 21, 2022 Issued
Array ( [id] => 19329315 [patent_doc_number] => 12047009 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-23 [patent_title] => Flyback converter, synchronous rectification control circuit and control method thereof [patent_app_type] => utility [patent_app_number] => 17/845977 [patent_app_country] => US [patent_app_date] => 2022-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 5241 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17845977 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/845977
Flyback converter, synchronous rectification control circuit and control method thereof Jun 20, 2022 Issued
Array ( [id] => 17901685 [patent_doc_number] => 20220311347 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-29 [patent_title] => POWER SUPPLY DEVICE AND CHARGING CONTROL METHOD [patent_app_type] => utility [patent_app_number] => 17/842046 [patent_app_country] => US [patent_app_date] => 2022-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8266 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17842046 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/842046
Power supply device and charging control method Jun 15, 2022 Issued
Array ( [id] => 19734241 [patent_doc_number] => 12212247 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Three-phase LLC converters with integrated magnetics [patent_app_type] => utility [patent_app_number] => 17/841954 [patent_app_country] => US [patent_app_date] => 2022-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 18 [patent_no_of_words] => 6321 [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] => 17841954 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/841954
Three-phase LLC converters with integrated magnetics Jun 15, 2022 Issued
Array ( [id] => 18705185 [patent_doc_number] => 11791705 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-10-17 [patent_title] => Multi-phase voltage converter with identification codes assignment [patent_app_type] => utility [patent_app_number] => 17/839631 [patent_app_country] => US [patent_app_date] => 2022-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 6044 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [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] => 17839631 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/839631
Multi-phase voltage converter with identification codes assignment Jun 13, 2022 Issued
Array ( [id] => 18068718 [patent_doc_number] => 20220399806 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-15 [patent_title] => POWER CONVERTER POWER FACTOR CONTROL [patent_app_type] => utility [patent_app_number] => 17/806717 [patent_app_country] => US [patent_app_date] => 2022-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2367 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17806717 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/806717
Power converter power factor control Jun 12, 2022 Issued
Array ( [id] => 18068719 [patent_doc_number] => 20220399807 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-15 [patent_title] => POWER CONVERTER POWER FACTOR CONTROL [patent_app_type] => utility [patent_app_number] => 17/806722 [patent_app_country] => US [patent_app_date] => 2022-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3088 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17806722 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/806722
Power converter power factor control Jun 12, 2022 Issued
Array ( [id] => 18416391 [patent_doc_number] => 11670941 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-06 [patent_title] => Single-gate-oxide power inverter and electrostatic discharge protection circuit [patent_app_type] => utility [patent_app_number] => 17/837948 [patent_app_country] => US [patent_app_date] => 2022-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 10080 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17837948 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/837948
Single-gate-oxide power inverter and electrostatic discharge protection circuit Jun 9, 2022 Issued
Array ( [id] => 18447454 [patent_doc_number] => 11683034 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-20 [patent_title] => High speed switching solid state relay circuit [patent_app_type] => utility [patent_app_number] => 17/836746 [patent_app_country] => US [patent_app_date] => 2022-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3571 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17836746 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/836746
High speed switching solid state relay circuit Jun 8, 2022 Issued
Array ( [id] => 18068716 [patent_doc_number] => 20220399804 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-15 [patent_title] => ACTIVE-CLAMP FORWARD CONVERTER WITH REGENERATIVE SNUBBER [patent_app_type] => utility [patent_app_number] => 17/806261 [patent_app_country] => US [patent_app_date] => 2022-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4622 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17806261 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/806261
Active-clamp forward converter with regenerative snubber Jun 8, 2022 Issued
Array ( [id] => 18125979 [patent_doc_number] => 20230011598 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-12 [patent_title] => POWER SUPPLY SWITCH CIRCUIT AND OPERATING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/836518 [patent_app_country] => US [patent_app_date] => 2022-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16150 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -31 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17836518 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/836518
Power supply switch circuit and operating method thereof Jun 8, 2022 Issued
Array ( [id] => 18056786 [patent_doc_number] => 20220387872 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => MULTI-PHASE SWITCHED-MODE POWER SUPPLIES [patent_app_type] => utility [patent_app_number] => 17/652378 [patent_app_country] => US [patent_app_date] => 2022-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6726 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17652378 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/652378
Multi-phase switched-mode power supplies Jun 7, 2022 Issued
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