Search

Melissa Jean Perreira

Examiner (ID: 9107, Phone: (571)272-1354 , Office: P/1618 )

Most Active Art Unit
1618
Art Unit(s)
1618
Total Applications
1070
Issued Applications
493
Pending Applications
86
Abandoned Applications
512

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19788997 [patent_doc_number] => 20250062676 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-20 [patent_title] => POWER STAGE AND POWER MODULE DESIGN TO MINIMIZE PARASITIC INDUCTANCE FOR MULTILEVEL INVERTER AND CONVERTER [patent_app_type] => utility [patent_app_number] => 18/451978 [patent_app_country] => US [patent_app_date] => 2023-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6604 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18451978 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/451978
POWER STAGE AND POWER MODULE DESIGN TO MINIMIZE PARASITIC INDUCTANCE FOR MULTILEVEL INVERTER AND CONVERTER Aug 17, 2023 Pending
Array ( [id] => 19625488 [patent_doc_number] => 12164317 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-10 [patent_title] => Low-dropout voltage regulator circuit [patent_app_type] => utility [patent_app_number] => 18/232772 [patent_app_country] => US [patent_app_date] => 2023-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5801 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18232772 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/232772
Low-dropout voltage regulator circuit Aug 9, 2023 Issued
Array ( [id] => 19008567 [patent_doc_number] => 20240072638 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => Driving Circuit and Switching Power Supply [patent_app_type] => utility [patent_app_number] => 18/359170 [patent_app_country] => US [patent_app_date] => 2023-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8319 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18359170 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/359170
Driving Circuit and Switching Power Supply Jul 25, 2023 Abandoned
Array ( [id] => 18899266 [patent_doc_number] => 20240014751 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-11 [patent_title] => PARALLEL INVERTER SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 18/349577 [patent_app_country] => US [patent_app_date] => 2023-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4635 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18349577 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/349577
PARALLEL INVERTER SYSTEMS AND METHODS Jul 9, 2023 Pending
Array ( [id] => 20625115 [patent_doc_number] => 12592631 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-31 [patent_title] => LLC power converter with PWM signals to truncate on-time period [patent_app_type] => utility [patent_app_number] => 18/217053 [patent_app_country] => US [patent_app_date] => 2023-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 1165 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18217053 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/217053
LLC power converter with PWM signals to truncate on-time period Jun 29, 2023 Issued
Array ( [id] => 18883612 [patent_doc_number] => 20240006981 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => SERIES CAPACITOR STEP-DOWN CONVERTER AS WELL AS CONTROLLER CIRCUIT AND CONTROL METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/342920 [patent_app_country] => US [patent_app_date] => 2023-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6072 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18342920 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/342920
SERIES CAPACITOR STEP-DOWN CONVERTER AS WELL AS CONTROLLER CIRCUIT AND CONTROL METHOD THEREOF Jun 27, 2023 Abandoned
Array ( [id] => 18925057 [patent_doc_number] => 20240028061 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => FEEDBACK CONTROL SYSTEM AND FEEDBACK CONTROL METHOD [patent_app_type] => utility [patent_app_number] => 18/334391 [patent_app_country] => US [patent_app_date] => 2023-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6312 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18334391 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/334391
FEEDBACK CONTROL SYSTEM AND FEEDBACK CONTROL METHOD Jun 13, 2023 Pending
Array ( [id] => 19617057 [patent_doc_number] => 20240402737 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => REFERENCE CIRCUIT [patent_app_type] => utility [patent_app_number] => 18/325603 [patent_app_country] => US [patent_app_date] => 2023-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7171 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18325603 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/325603
REFERENCE CIRCUIT May 29, 2023 Pending
Array ( [id] => 20623757 [patent_doc_number] => 12591263 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-31 [patent_title] => Voltage and current reference circuits providing voltage and currents with near zero temperature coefficients [patent_app_type] => utility [patent_app_number] => 18/202093 [patent_app_country] => US [patent_app_date] => 2023-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 16 [patent_no_of_words] => 2228 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18202093 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/202093
Voltage and current reference circuits providing voltage and currents with near zero temperature coefficients May 24, 2023 Issued
Array ( [id] => 20259446 [patent_doc_number] => 12431812 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-30 [patent_title] => Active clamp flyback converter having clamp switch and clamp capacitor and control IC for controlling the clamp switch to limit resonance current [patent_app_type] => utility [patent_app_number] => 18/321835 [patent_app_country] => US [patent_app_date] => 2023-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 27 [patent_no_of_words] => 5963 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18321835 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/321835
Active clamp flyback converter having clamp switch and clamp capacitor and control IC for controlling the clamp switch to limit resonance current May 22, 2023 Issued
Array ( [id] => 18614036 [patent_doc_number] => 20230280773 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => POWER SUPPLY REJECTION ENHANCER [patent_app_type] => utility [patent_app_number] => 18/315402 [patent_app_country] => US [patent_app_date] => 2023-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10784 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18315402 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/315402
Power supply rejection enhancer May 9, 2023 Issued
Array ( [id] => 20124914 [patent_doc_number] => 20250239945 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-24 [patent_title] => METHOD FOR IMPROVING EFFICIENCY OF MICRO-INVERTER AND DUAL-ACTIVE-BRIDGE-TYPE MICRO-INVERTER [patent_app_type] => utility [patent_app_number] => 18/703364 [patent_app_country] => US [patent_app_date] => 2023-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19660 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18703364 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/703364
METHOD FOR IMPROVING EFFICIENCY OF MICRO-INVERTER AND DUAL-ACTIVE-BRIDGE-TYPE MICRO-INVERTER May 5, 2023 Pending
Array ( [id] => 18821550 [patent_doc_number] => 20230395891 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => POWER SUPPLY DEVICE [patent_app_type] => utility [patent_app_number] => 18/143855 [patent_app_country] => US [patent_app_date] => 2023-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6074 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18143855 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/143855
POWER SUPPLY DEVICE May 4, 2023 Pending
Array ( [id] => 18600712 [patent_doc_number] => 20230275515 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => POWER SUPPLY DEVICE [patent_app_type] => utility [patent_app_number] => 18/312009 [patent_app_country] => US [patent_app_date] => 2023-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6281 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18312009 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/312009
Power supply device May 3, 2023 Issued
Array ( [id] => 19560687 [patent_doc_number] => 20240372479 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-07 [patent_title] => DC-TO-DC CONVERTERS [patent_app_type] => utility [patent_app_number] => 18/311060 [patent_app_country] => US [patent_app_date] => 2023-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9607 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18311060 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/311060
DC-TO-DC CONVERTERS May 1, 2023 Pending
Array ( [id] => 20456328 [patent_doc_number] => 12519391 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-06 [patent_title] => Switching power converters including boosted coupled inductors and injection stages, and associated methods [patent_app_type] => utility [patent_app_number] => 18/310076 [patent_app_country] => US [patent_app_date] => 2023-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 42 [patent_figures_cnt] => 86 [patent_no_of_words] => 15808 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 18310076 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/310076
Switching power converters including boosted coupled inductors and injection stages, and associated methods Apr 30, 2023 Issued
Array ( [id] => 19500895 [patent_doc_number] => 20240339913 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-10 [patent_title] => AVERAGE CURRENT MODE CONTROL OF DIGITAL VOLTAGE SOURCES [patent_app_type] => utility [patent_app_number] => 18/131545 [patent_app_country] => US [patent_app_date] => 2023-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11287 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18131545 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/131545
Average current mode control of digital voltage sources Apr 5, 2023 Issued
Array ( [id] => 20118646 [patent_doc_number] => 12368368 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-22 [patent_title] => Isolated resonant conversion control method, apparatus and system, and readable storage medium based on switching frequency of input-side switch transistor [patent_app_type] => utility [patent_app_number] => 18/295925 [patent_app_country] => US [patent_app_date] => 2023-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2226 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18295925 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/295925
Isolated resonant conversion control method, apparatus and system, and readable storage medium based on switching frequency of input-side switch transistor Apr 4, 2023 Issued
Array ( [id] => 20375684 [patent_doc_number] => 12483129 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Control of two-stage dc-dc converter [patent_app_type] => utility [patent_app_number] => 18/129312 [patent_app_country] => US [patent_app_date] => 2023-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 3238 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 18129312 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/129312
Control of two-stage dc-dc converter Mar 30, 2023 Issued
Array ( [id] => 19161813 [patent_doc_number] => 20240154520 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => POWER FACTOR CORRECTION CONVERTER AND OPERATION METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/193591 [patent_app_country] => US [patent_app_date] => 2023-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5326 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18193591 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/193591
Power factor correction converter and operation method thereof Mar 29, 2023 Issued
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