Search

Afework S. Demisse

Examiner (ID: 6955, Phone: (571)270-7220 , Office: P/2838 )

Most Active Art Unit
2838
Art Unit(s)
2838
Total Applications
838
Issued Applications
786
Pending Applications
26
Abandoned Applications
43

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18767363 [patent_doc_number] => 11817780 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-14 [patent_title] => Power supply circuit and semiconductor device including the power supply circuit [patent_app_type] => utility [patent_app_number] => 17/288957 [patent_app_country] => US [patent_app_date] => 2019-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 46 [patent_no_of_words] => 22364 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17288957 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/288957
Power supply circuit and semiconductor device including the power supply circuit Oct 20, 2019 Issued
Array ( [id] => 17653182 [patent_doc_number] => 11355926 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-07 [patent_title] => Test device [patent_app_type] => utility [patent_app_number] => 16/659218 [patent_app_country] => US [patent_app_date] => 2019-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4907 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [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] => 16659218 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/659218
Test device Oct 20, 2019 Issued
Array ( [id] => 16309265 [patent_doc_number] => 10778080 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-09-15 [patent_title] => Self-biased non-isolated low-power switching regulator [patent_app_type] => utility [patent_app_number] => 16/657301 [patent_app_country] => US [patent_app_date] => 2019-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 3053 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16657301 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/657301
Self-biased non-isolated low-power switching regulator Oct 17, 2019 Issued
Array ( [id] => 16022387 [patent_doc_number] => 20200186037 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-11 [patent_title] => UNIVERSAL INPUT-VOLTAGE - COMPATIBLE SWITCHED-MODE POWER SUPPLY [patent_app_type] => utility [patent_app_number] => 16/600819 [patent_app_country] => US [patent_app_date] => 2019-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23691 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [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] => 16600819 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/600819
Universal input-voltage--compatible switched-mode power supply Oct 13, 2019 Issued
Array ( [id] => 16684829 [patent_doc_number] => 10944324 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-09 [patent_title] => Method for operating a switched mode power supply of the buck type and corresponding switched mode power supply [patent_app_type] => utility [patent_app_number] => 16/600079 [patent_app_country] => US [patent_app_date] => 2019-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 5285 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16600079 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/600079
Method for operating a switched mode power supply of the buck type and corresponding switched mode power supply Oct 10, 2019 Issued
Array ( [id] => 16250058 [patent_doc_number] => 10749441 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-08-18 [patent_title] => Method and system for controlling a direct current to direct current converter [patent_app_type] => utility [patent_app_number] => 16/599839 [patent_app_country] => US [patent_app_date] => 2019-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 10679 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16599839 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/599839
Method and system for controlling a direct current to direct current converter Oct 10, 2019 Issued
Array ( [id] => 16433490 [patent_doc_number] => 10833593 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-10 [patent_title] => Power supply device with a controller that controls a first switching element and a second switching element [patent_app_type] => utility [patent_app_number] => 16/599104 [patent_app_country] => US [patent_app_date] => 2019-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6634 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16599104 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/599104
Power supply device with a controller that controls a first switching element and a second switching element Oct 9, 2019 Issued
Array ( [id] => 16433490 [patent_doc_number] => 10833593 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-10 [patent_title] => Power supply device with a controller that controls a first switching element and a second switching element [patent_app_type] => utility [patent_app_number] => 16/599104 [patent_app_country] => US [patent_app_date] => 2019-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6634 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16599104 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/599104
Power supply device with a controller that controls a first switching element and a second switching element Oct 9, 2019 Issued
Array ( [id] => 16433490 [patent_doc_number] => 10833593 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-10 [patent_title] => Power supply device with a controller that controls a first switching element and a second switching element [patent_app_type] => utility [patent_app_number] => 16/599104 [patent_app_country] => US [patent_app_date] => 2019-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6634 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16599104 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/599104
Power supply device with a controller that controls a first switching element and a second switching element Oct 9, 2019 Issued
Array ( [id] => 17653179 [patent_doc_number] => 11355922 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-07 [patent_title] => Ground fault protection method and apparatus for photovoltaic station output transmission line [patent_app_type] => utility [patent_app_number] => 16/621657 [patent_app_country] => US [patent_app_date] => 2019-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3620 [patent_no_of_claims] => 10 [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] => 16621657 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/621657
Ground fault protection method and apparatus for photovoltaic station output transmission line Oct 9, 2019 Issued
Array ( [id] => 16433490 [patent_doc_number] => 10833593 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-10 [patent_title] => Power supply device with a controller that controls a first switching element and a second switching element [patent_app_type] => utility [patent_app_number] => 16/599104 [patent_app_country] => US [patent_app_date] => 2019-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6634 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16599104 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/599104
Power supply device with a controller that controls a first switching element and a second switching element Oct 9, 2019 Issued
Array ( [id] => 16609934 [patent_doc_number] => 10910957 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-02-02 [patent_title] => Silicon carbide power inverter/rectifier for electric machines [patent_app_type] => utility [patent_app_number] => 16/597650 [patent_app_country] => US [patent_app_date] => 2019-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3955 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16597650 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/597650
Silicon carbide power inverter/rectifier for electric machines Oct 8, 2019 Issued
Array ( [id] => 16324795 [patent_doc_number] => 10784775 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-09-22 [patent_title] => Switching converter with reduced dead-time [patent_app_type] => utility [patent_app_number] => 16/596947 [patent_app_country] => US [patent_app_date] => 2019-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 6132 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16596947 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/596947
Switching converter with reduced dead-time Oct 8, 2019 Issued
Array ( [id] => 15718385 [patent_doc_number] => 20200105960 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-02 [patent_title] => SIGNAL COUPLING DEVICE [patent_app_type] => utility [patent_app_number] => 16/594945 [patent_app_country] => US [patent_app_date] => 2019-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9748 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16594945 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/594945
Signal coupling device Oct 6, 2019 Issued
Array ( [id] => 17092742 [patent_doc_number] => 11120939 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-14 [patent_title] => Ten-phase auto transformer rectifier unit [patent_app_type] => utility [patent_app_number] => 16/588648 [patent_app_country] => US [patent_app_date] => 2019-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 4439 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16588648 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/588648
Ten-phase auto transformer rectifier unit Sep 29, 2019 Issued
Array ( [id] => 15719173 [patent_doc_number] => 20200106354 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-02 [patent_title] => SWITCHING POWER SUPPLY DEVICE [patent_app_type] => utility [patent_app_number] => 16/574276 [patent_app_country] => US [patent_app_date] => 2019-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14934 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 377 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16574276 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/574276
Switching power supply device Sep 17, 2019 Issued
Array ( [id] => 15918853 [patent_doc_number] => 10656664 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-05-19 [patent_title] => Voltage generator [patent_app_type] => utility [patent_app_number] => 16/574097 [patent_app_country] => US [patent_app_date] => 2019-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4254 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16574097 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/574097
Voltage generator Sep 17, 2019 Issued
Array ( [id] => 16835642 [patent_doc_number] => 11011904 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-18 [patent_title] => Low-voltage circuit breaker and method [patent_app_type] => utility [patent_app_number] => 16/565620 [patent_app_country] => US [patent_app_date] => 2019-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 10669 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 261 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16565620 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/565620
Low-voltage circuit breaker and method Sep 9, 2019 Issued
Array ( [id] => 16480226 [patent_doc_number] => 10855187 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-12-01 [patent_title] => Dynamic discharge current control for improving power supply output regulation [patent_app_type] => utility [patent_app_number] => 16/563770 [patent_app_country] => US [patent_app_date] => 2019-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2647 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16563770 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/563770
Dynamic discharge current control for improving power supply output regulation Sep 5, 2019 Issued
Array ( [id] => 16149351 [patent_doc_number] => 10707762 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-07-07 [patent_title] => Power supply voltage stabilizing method, semiconductor device, and power supply system [patent_app_type] => utility [patent_app_number] => 16/561826 [patent_app_country] => US [patent_app_date] => 2019-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 18 [patent_no_of_words] => 11593 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16561826 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/561826
Power supply voltage stabilizing method, semiconductor device, and power supply system Sep 4, 2019 Issued
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