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] => 18662014 [patent_doc_number] => 20230308031 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => POWER CONVERSION DEVICE, IMAGE FORMING APPARATUS, AND POWER CONVERSION CONTROL METHOD [patent_app_type] => utility [patent_app_number] => 18/122727 [patent_app_country] => US [patent_app_date] => 2023-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4860 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18122727 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/122727
Power conversion device, image forming apparatus, and power conversion control method Mar 16, 2023 Issued
Array ( [id] => 18730061 [patent_doc_number] => 20230344359 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => AC-To-DC Power Supplies, Control Methods, and Power Controllers with Functions of PFC and Output Voltage Regulation [patent_app_type] => utility [patent_app_number] => 18/183298 [patent_app_country] => US [patent_app_date] => 2023-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9090 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18183298 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/183298
AC-To-DC Power Supplies, Control Methods, and Power Controllers with Functions of PFC and Output Voltage Regulation Mar 13, 2023 Pending
Array ( [id] => 19436708 [patent_doc_number] => 20240305206 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-12 [patent_title] => OVERLOAD PROTECTION IN A VOLTAGE CONVERTER [patent_app_type] => utility [patent_app_number] => 18/119033 [patent_app_country] => US [patent_app_date] => 2023-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11114 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18119033 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/119033
OVERLOAD PROTECTION IN A VOLTAGE CONVERTER Mar 7, 2023 Pending
Array ( [id] => 19421449 [patent_doc_number] => 20240297573 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-05 [patent_title] => METHOD AND APPARATUS FOR REDUCING AUDIBLE BUZZ FROM A SWITCHING-MODE POWER SUPPLY [patent_app_type] => utility [patent_app_number] => 18/117347 [patent_app_country] => US [patent_app_date] => 2023-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4077 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18117347 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/117347
Method and apparatus for reducing audible buzz from a switching-mode power supply Mar 2, 2023 Issued
Array ( [id] => 20204470 [patent_doc_number] => 12407259 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Method and apparatus for suppressing audible buzz from high-efficiency switching-mode power supply [patent_app_type] => utility [patent_app_number] => 18/117344 [patent_app_country] => US [patent_app_date] => 2023-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18117344 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/117344
Method and apparatus for suppressing audible buzz from high-efficiency switching-mode power supply Mar 2, 2023 Issued
Array ( [id] => 18713457 [patent_doc_number] => 20230336093 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => INTEGRATED CIRCUIT AND POWER SUPPLY CIRCUIT [patent_app_type] => utility [patent_app_number] => 18/174004 [patent_app_country] => US [patent_app_date] => 2023-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13779 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18174004 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/174004
Integrated circuit and power supply circuit Feb 23, 2023 Issued
Array ( [id] => 18457135 [patent_doc_number] => 20230198417 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => ENERGY RECOVERY AUXILIARY CIRCUIT FOR DC/DC RESONANT POWER CONVERTER TOPOLOGIES [patent_app_type] => utility [patent_app_number] => 18/169948 [patent_app_country] => US [patent_app_date] => 2023-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7893 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18169948 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/169948
ENERGY RECOVERY AUXILIARY CIRCUIT FOR DC/DC RESONANT POWER CONVERTER TOPOLOGIES Feb 15, 2023 Abandoned
Array ( [id] => 19597343 [patent_doc_number] => 12155198 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-26 [patent_title] => Ground fault minimization [patent_app_type] => utility [patent_app_number] => 18/108771 [patent_app_country] => US [patent_app_date] => 2023-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 47 [patent_no_of_words] => 20799 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [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] => 18108771 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/108771
Ground fault minimization Feb 12, 2023 Issued
Array ( [id] => 18438028 [patent_doc_number] => 20230185323 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => LOW DROPOUT REGULATOR AND RELATED METHOD [patent_app_type] => utility [patent_app_number] => 18/165265 [patent_app_country] => US [patent_app_date] => 2023-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13186 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18165265 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/165265
Low dropout regulator and related method Feb 5, 2023 Issued
Array ( [id] => 18813484 [patent_doc_number] => 20230387821 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => POWER ELECTRONICS CONVERTER WITH STACKED CARRIER SUBSTRATES [patent_app_type] => utility [patent_app_number] => 18/100873 [patent_app_country] => US [patent_app_date] => 2023-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 32279 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 291 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18100873 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/100873
Power electronics converter with stacked carrier substrates Jan 23, 2023 Issued
Array ( [id] => 18713448 [patent_doc_number] => 20230336084 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => Power Supply Device And Control Method For Power Supply Device [patent_app_type] => utility [patent_app_number] => 18/155686 [patent_app_country] => US [patent_app_date] => 2023-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12489 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18155686 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/155686
Control method and control device for power supply device, computer-readable storage medium and processor Jan 16, 2023 Issued
Array ( [id] => 18409471 [patent_doc_number] => 20230170824 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-01 [patent_title] => COMMON MODE CURRENT CONTROLLER OF INVERTER [patent_app_type] => utility [patent_app_number] => 18/154274 [patent_app_country] => US [patent_app_date] => 2023-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23943 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18154274 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/154274
COMMON MODE CURRENT CONTROLLER OF INVERTER Jan 12, 2023 Abandoned
Array ( [id] => 18377743 [patent_doc_number] => 20230152830 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-18 [patent_title] => DEVICE DESIGN FOR SHORT-CIRCUIT PROTECTION OF TRANSISTORS [patent_app_type] => utility [patent_app_number] => 18/093838 [patent_app_country] => US [patent_app_date] => 2023-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4950 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18093838 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/093838
Device design for short-circuit protection of transistors Jan 5, 2023 Issued
Array ( [id] => 18533868 [patent_doc_number] => 20230238945 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => SYSTEMS AND METHODS FOR SPACE VECTOR PULSE WIDTH MODULATION [patent_app_type] => utility [patent_app_number] => 18/093718 [patent_app_country] => US [patent_app_date] => 2023-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4514 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18093718 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/093718
Systems and methods for space vector pulse width modulation using voltage offsets Jan 4, 2023 Issued
Array ( [id] => 20508210 [patent_doc_number] => 12542492 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-03 [patent_title] => Power conversion module with voltage reduction function and electronic device with same [patent_app_type] => utility [patent_app_number] => 18/092854 [patent_app_country] => US [patent_app_date] => 2023-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 8236 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 449 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18092854 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/092854
Power conversion module with voltage reduction function and electronic device with same Jan 2, 2023 Issued
Array ( [id] => 18348401 [patent_doc_number] => 20230136512 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => RESONANT CONVERTER AND VOLTAGE CONVERSION METHOD [patent_app_type] => utility [patent_app_number] => 18/147177 [patent_app_country] => US [patent_app_date] => 2022-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9940 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18147177 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/147177
Resonant converter and voltage conversion method Dec 27, 2022 Issued
Array ( [id] => 19063605 [patent_doc_number] => 11942867 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-26 [patent_title] => Apparatus and method of controlling a multi-phase power converter, having a plurality of power stage circuits coupled in parallel [patent_app_type] => utility [patent_app_number] => 18/086874 [patent_app_country] => US [patent_app_date] => 2022-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4116 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 18086874 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/086874
Apparatus and method of controlling a multi-phase power converter, having a plurality of power stage circuits coupled in parallel Dec 21, 2022 Issued
Array ( [id] => 20204462 [patent_doc_number] => 12407251 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Systems and methods for improving efficiency in a power converter using cascode power stages [patent_app_type] => utility [patent_app_number] => 18/066914 [patent_app_country] => US [patent_app_date] => 2022-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 18066914 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/066914
Systems and methods for improving efficiency in a power converter using cascode power stages Dec 14, 2022 Issued
Array ( [id] => 19253663 [patent_doc_number] => 20240204660 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => VOLTAGE CONVERTER [patent_app_type] => utility [patent_app_number] => 18/080877 [patent_app_country] => US [patent_app_date] => 2022-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9587 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18080877 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/080877
Voltage converter with reduced inductive energy conversion Dec 13, 2022 Issued
Array ( [id] => 19238119 [patent_doc_number] => 20240195314 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => TWO-SWITCH EXCITER DRIVE ARCHITECTURE WITH SINGLE SWITCH MODES [patent_app_type] => utility [patent_app_number] => 18/080214 [patent_app_country] => US [patent_app_date] => 2022-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2451 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18080214 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/080214
Two-switch exciter drive architecture with single switch modes Dec 12, 2022 Issued
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