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] => 17661506 [patent_doc_number] => 20220181971 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-09 [patent_title] => Power Converter with Bypass Function [patent_app_type] => utility [patent_app_number] => 17/379490 [patent_app_country] => US [patent_app_date] => 2021-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3717 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 17379490 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/379490
Power converter with bypass function Jul 18, 2021 Issued
Array ( [id] => 19963172 [patent_doc_number] => 12332672 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-17 [patent_title] => Apparatus, method and system for adjusting voltage stabilization output of power source [patent_app_type] => utility [patent_app_number] => 18/035691 [patent_app_country] => US [patent_app_date] => 2021-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 1074 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18035691 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/035691
Apparatus, method and system for adjusting voltage stabilization output of power source Jul 7, 2021 Issued
Array ( [id] => 19926831 [patent_doc_number] => 12301130 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-13 [patent_title] => Power conversion device and method of diagnosing failures of switching devices [patent_app_type] => utility [patent_app_number] => 18/005491 [patent_app_country] => US [patent_app_date] => 2021-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 2088 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 16 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18005491 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/005491
Power conversion device and method of diagnosing failures of switching devices Jul 6, 2021 Issued
Array ( [id] => 17417702 [patent_doc_number] => 20220052606 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-17 [patent_title] => DC-DC CONVERTER WITH INTELLIGENT CONTROLLER [patent_app_type] => utility [patent_app_number] => 17/367359 [patent_app_country] => US [patent_app_date] => 2021-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5227 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 17367359 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/367359
DC-DC converter with intelligent controller Jul 2, 2021 Issued
Array ( [id] => 19123899 [patent_doc_number] => 11967900 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-23 [patent_title] => Voltage converter and method [patent_app_type] => utility [patent_app_number] => 17/366353 [patent_app_country] => US [patent_app_date] => 2021-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 7169 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17366353 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/366353
Voltage converter and method Jul 1, 2021 Issued
Array ( [id] => 19123899 [patent_doc_number] => 11967900 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-23 [patent_title] => Voltage converter and method [patent_app_type] => utility [patent_app_number] => 17/366353 [patent_app_country] => US [patent_app_date] => 2021-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 7169 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17366353 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/366353
Voltage converter and method Jul 1, 2021 Issued
Array ( [id] => 19123899 [patent_doc_number] => 11967900 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-23 [patent_title] => Voltage converter and method [patent_app_type] => utility [patent_app_number] => 17/366353 [patent_app_country] => US [patent_app_date] => 2021-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 7169 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17366353 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/366353
Voltage converter and method Jul 1, 2021 Issued
Array ( [id] => 19123899 [patent_doc_number] => 11967900 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-23 [patent_title] => Voltage converter and method [patent_app_type] => utility [patent_app_number] => 17/366353 [patent_app_country] => US [patent_app_date] => 2021-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 7169 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17366353 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/366353
Voltage converter and method Jul 1, 2021 Issued
Array ( [id] => 18797397 [patent_doc_number] => 11831241 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-28 [patent_title] => Three-level buck converter configurable for two-level buck converter mode operation [patent_app_type] => utility [patent_app_number] => 17/363948 [patent_app_country] => US [patent_app_date] => 2021-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 9935 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [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] => 17363948 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/363948
Three-level buck converter configurable for two-level buck converter mode operation Jun 29, 2021 Issued
Array ( [id] => 18236477 [patent_doc_number] => 11601048 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-07 [patent_title] => Resonant switching power converter [patent_app_type] => utility [patent_app_number] => 17/361866 [patent_app_country] => US [patent_app_date] => 2021-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 18 [patent_no_of_words] => 12691 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 434 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17361866 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/361866
Resonant switching power converter Jun 28, 2021 Issued
Array ( [id] => 19732373 [patent_doc_number] => 12210369 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Device for providing a bandgap voltage reference [patent_app_type] => utility [patent_app_number] => 17/911458 [patent_app_country] => US [patent_app_date] => 2021-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 5221 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17911458 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/911458
Device for providing a bandgap voltage reference Jun 28, 2021 Issued
Array ( [id] => 17764896 [patent_doc_number] => 20220238509 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-28 [patent_title] => ELECTROSTATIC DISCHARGE CIRCUIT AND ELECTROSTATIC DISCHARGE CONTROL SYSTEM [patent_app_type] => utility [patent_app_number] => 17/362655 [patent_app_country] => US [patent_app_date] => 2021-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10028 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17362655 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/362655
Electrostatic discharge circuit and electrostatic discharge control system Jun 28, 2021 Issued
Array ( [id] => 17942284 [patent_doc_number] => 11476749 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-18 [patent_title] => Switching mode power supply with adaptive threshold setting [patent_app_type] => utility [patent_app_number] => 17/354505 [patent_app_country] => US [patent_app_date] => 2021-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 8912 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [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] => 17354505 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/354505
Switching mode power supply with adaptive threshold setting Jun 21, 2021 Issued
Array ( [id] => 18054559 [patent_doc_number] => 11527956 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-13 [patent_title] => Control circuit for an electronic converter, related integrated circuit, electronic converter and method [patent_app_type] => utility [patent_app_number] => 17/335523 [patent_app_country] => US [patent_app_date] => 2021-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 15 [patent_no_of_words] => 8413 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 2 [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] => 17335523 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/335523
Control circuit for an electronic converter, related integrated circuit, electronic converter and method May 31, 2021 Issued
Array ( [id] => 18001491 [patent_doc_number] => 11502606 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-15 [patent_title] => Direct-current (DC) voltage conversion device [patent_app_type] => utility [patent_app_number] => 17/335652 [patent_app_country] => US [patent_app_date] => 2021-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 3934 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 277 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17335652 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/335652
Direct-current (DC) voltage conversion device May 31, 2021 Issued
Array ( [id] => 18447387 [patent_doc_number] => 11682966 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-20 [patent_title] => Pipeline resonant and non-resonant switched capacitor converter circuit [patent_app_type] => utility [patent_app_number] => 17/325689 [patent_app_country] => US [patent_app_date] => 2021-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 40 [patent_figures_cnt] => 52 [patent_no_of_words] => 21971 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 283 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17325689 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/325689
Pipeline resonant and non-resonant switched capacitor converter circuit May 19, 2021 Issued
Array ( [id] => 18624281 [patent_doc_number] => 11757343 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-12 [patent_title] => Power supply monitoring and switching control [patent_app_type] => utility [patent_app_number] => 17/323412 [patent_app_country] => US [patent_app_date] => 2021-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 9864 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17323412 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/323412
Power supply monitoring and switching control May 17, 2021 Issued
Array ( [id] => 17263767 [patent_doc_number] => 20210376752 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-02 [patent_title] => INVERTER DEVICE [patent_app_type] => utility [patent_app_number] => 17/320088 [patent_app_country] => US [patent_app_date] => 2021-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5942 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17320088 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/320088
Inverter device May 12, 2021 Issued
Array ( [id] => 17449205 [patent_doc_number] => 20220069710 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-03 [patent_title] => BOOTSTRAP VOLTAGE REFRESH FOR BUCK-BOOST CONVERTER [patent_app_type] => utility [patent_app_number] => 17/320011 [patent_app_country] => US [patent_app_date] => 2021-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8118 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17320011 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/320011
Bootstrap voltage refresh for buck-boost converter May 12, 2021 Issued
Array ( [id] => 19400116 [patent_doc_number] => 12074510 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-27 [patent_title] => Switching power converter frequency optimization techniques [patent_app_type] => utility [patent_app_number] => 17/319790 [patent_app_country] => US [patent_app_date] => 2021-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5382 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17319790 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/319790
Switching power converter frequency optimization techniques May 12, 2021 Issued
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