Search

Afework S. Demisse

Examiner (ID: 13945, Phone: (571)270-7220 , Office: P/2838 )

Most Active Art Unit
2838
Art Unit(s)
2838
Total Applications
842
Issued Applications
786
Pending Applications
31
Abandoned Applications
43

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 13756031 [patent_doc_number] => 10170973 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-01-01 [patent_title] => Synchronous rectifier circuit and switching power supply apparatus [patent_app_type] => utility [patent_app_number] => 16/103293 [patent_app_country] => US [patent_app_date] => 2018-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8393 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16103293 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/103293
Synchronous rectifier circuit and switching power supply apparatus Aug 13, 2018 Issued
Array ( [id] => 14708311 [patent_doc_number] => 10381921 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-08-13 [patent_title] => Soft-switching triangular current mode control for three phase two-level converters with power factor control [patent_app_type] => utility [patent_app_number] => 16/053378 [patent_app_country] => US [patent_app_date] => 2018-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 5523 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 16053378 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/053378
Soft-switching triangular current mode control for three phase two-level converters with power factor control Aug 1, 2018 Issued
Array ( [id] => 13599813 [patent_doc_number] => 20180351455 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-06 [patent_title] => FIXED FREQUENCY DC-DC CONVERTER [patent_app_type] => utility [patent_app_number] => 16/040805 [patent_app_country] => US [patent_app_date] => 2018-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10426 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16040805 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/040805
Fixed frequency DC-DC converter Jul 19, 2018 Issued
Array ( [id] => 17746136 [patent_doc_number] => 11394225 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-19 [patent_title] => Method and apparatus for changing impedance of terminal included in connector [patent_app_type] => utility [patent_app_number] => 16/625158 [patent_app_country] => US [patent_app_date] => 2018-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 9283 [patent_no_of_claims] => 14 [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] => 16625158 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/625158
Method and apparatus for changing impedance of terminal included in connector Jul 12, 2018 Issued
Array ( [id] => 17772251 [patent_doc_number] => 11404202 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-02 [patent_title] => Planar transformer and DC-DC converter [patent_app_type] => utility [patent_app_number] => 16/630071 [patent_app_country] => US [patent_app_date] => 2018-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 3740 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 241 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16630071 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/630071
Planar transformer and DC-DC converter Jul 5, 2018 Issued
Array ( [id] => 17501303 [patent_doc_number] => 11290019 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-29 [patent_title] => Power converter [patent_app_type] => utility [patent_app_number] => 16/757643 [patent_app_country] => US [patent_app_date] => 2018-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 23 [patent_no_of_words] => 11187 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16757643 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/757643
Power converter Jul 4, 2018 Issued
Array ( [id] => 15201483 [patent_doc_number] => 10498253 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-03 [patent_title] => String inverter system [patent_app_type] => utility [patent_app_number] => 16/025401 [patent_app_country] => US [patent_app_date] => 2018-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 6889 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16025401 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/025401
String inverter system Jul 1, 2018 Issued
Array ( [id] => 17152381 [patent_doc_number] => 11145470 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-12 [patent_title] => Motor-driven vacuum circuit breaker [patent_app_type] => utility [patent_app_number] => 16/641547 [patent_app_country] => US [patent_app_date] => 2018-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 4094 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16641547 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/641547
Motor-driven vacuum circuit breaker Jun 19, 2018 Issued
Array ( [id] => 17152381 [patent_doc_number] => 11145470 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-12 [patent_title] => Motor-driven vacuum circuit breaker [patent_app_type] => utility [patent_app_number] => 16/641547 [patent_app_country] => US [patent_app_date] => 2018-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 4094 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16641547 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/641547
Motor-driven vacuum circuit breaker Jun 19, 2018 Issued
Array ( [id] => 17152381 [patent_doc_number] => 11145470 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-12 [patent_title] => Motor-driven vacuum circuit breaker [patent_app_type] => utility [patent_app_number] => 16/641547 [patent_app_country] => US [patent_app_date] => 2018-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 4094 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16641547 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/641547
Motor-driven vacuum circuit breaker Jun 19, 2018 Issued
Array ( [id] => 17152381 [patent_doc_number] => 11145470 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-12 [patent_title] => Motor-driven vacuum circuit breaker [patent_app_type] => utility [patent_app_number] => 16/641547 [patent_app_country] => US [patent_app_date] => 2018-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 4094 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16641547 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/641547
Motor-driven vacuum circuit breaker Jun 19, 2018 Issued
Array ( [id] => 13500903 [patent_doc_number] => 20180301994 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-18 [patent_title] => CONTROL CIRCUIT AND METHOD FOR PROGRAMMING AN OUTPUT VOLTAGE OF A POWER CONVERTER [patent_app_type] => utility [patent_app_number] => 16/013190 [patent_app_country] => US [patent_app_date] => 2018-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5314 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16013190 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/013190
Control circuit and method for programming an output voltage of a power converter Jun 19, 2018 Issued
Array ( [id] => 13630983 [patent_doc_number] => 20180367044 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-20 [patent_title] => CONTROL CIRCUIT AND METHOD FOR PROGRAMMING AN OUTPUT VOLTAGE OF A POWER CONVERTER [patent_app_type] => utility [patent_app_number] => 16/012288 [patent_app_country] => US [patent_app_date] => 2018-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5310 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16012288 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/012288
Control circuit and method for programming an output voltage of a power converter Jun 18, 2018 Issued
Array ( [id] => 13500901 [patent_doc_number] => 20180301993 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-18 [patent_title] => CONTROL CIRCUIT AND METHOD FOR PROGRAMMING AN OUTPUT VOLTAGE OF A POWER CONVERTER [patent_app_type] => utility [patent_app_number] => 16/012247 [patent_app_country] => US [patent_app_date] => 2018-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5310 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16012247 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/012247
Control circuit and method for programming an output voltage of a power converter Jun 18, 2018 Issued
Array ( [id] => 14095183 [patent_doc_number] => 10243511 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-03-26 [patent_title] => Automatic modularity control for multi power stack air cooled inverter [patent_app_type] => utility [patent_app_number] => 16/007721 [patent_app_country] => US [patent_app_date] => 2018-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3432 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16007721 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/007721
Automatic modularity control for multi power stack air cooled inverter Jun 12, 2018 Issued
Array ( [id] => 16100155 [patent_doc_number] => 20200204064 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-25 [patent_title] => HIGH EFFICIENCY POWER SUPPLY WITH HIGH POWER FACTOR [patent_app_type] => utility [patent_app_number] => 16/621323 [patent_app_country] => US [patent_app_date] => 2018-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4188 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 16621323 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/621323
High efficiency power supply with high power factor Jun 11, 2018 Issued
Array ( [id] => 17026077 [patent_doc_number] => 20210249949 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-12 [patent_title] => DC/DC CONVERTER OVERLOAD MANAGEMENT IN VEHICLE ELECTRICAL SYSTEMS [patent_app_type] => utility [patent_app_number] => 16/973943 [patent_app_country] => US [patent_app_date] => 2018-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7018 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16973943 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/973943
DC/DC converter overload management in vehicle electrical systems Jun 10, 2018 Issued
Array ( [id] => 15970827 [patent_doc_number] => 20200169165 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-28 [patent_title] => METHOD FOR CONTROLLING A THREE-PHASE VIENNA RECTIFIER [patent_app_type] => utility [patent_app_number] => 16/610735 [patent_app_country] => US [patent_app_date] => 2018-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3678 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 16610735 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/610735
Method for controlling a three-phase Vienna rectifier May 23, 2018 Issued
Array ( [id] => 15062615 [patent_doc_number] => 10461623 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-10-29 [patent_title] => Voltage converter circuit, electronic device including the same and voltage conversion method [patent_app_type] => utility [patent_app_number] => 15/984647 [patent_app_country] => US [patent_app_date] => 2018-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 14960 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15984647 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/984647
Voltage converter circuit, electronic device including the same and voltage conversion method May 20, 2018 Issued
Array ( [id] => 13560153 [patent_doc_number] => 20180331624 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-15 [patent_title] => ERROR CORRECTION FOR AVERAGE CURRENT SENSING IN A SWITCHING REGULATOR [patent_app_type] => utility [patent_app_number] => 15/973787 [patent_app_country] => US [patent_app_date] => 2018-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10026 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15973787 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/973787
Error correction for average current sensing in a switching regulator May 7, 2018 Issued
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