Search

Sisay G. Tiku

Examiner (ID: 8030, Phone: (571)272-6898 , Office: P/2838 )

Most Active Art Unit
2838
Art Unit(s)
2839, 2838
Total Applications
849
Issued Applications
726
Pending Applications
92
Abandoned Applications
61

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19727592 [patent_doc_number] => 20250030343 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-23 [patent_title] => DUAL-OUTPUT SWITCHED-CAPACITOR POWER CONVERTER [patent_app_type] => utility [patent_app_number] => 18/909851 [patent_app_country] => US [patent_app_date] => 2024-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4399 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18909851 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/909851
DUAL-OUTPUT SWITCHED-CAPACITOR POWER CONVERTER Oct 7, 2024 Pending
Array ( [id] => 20417226 [patent_doc_number] => 12500521 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Power apparatus applied in solid state transformer structure and three-phase power system having the same [patent_app_type] => utility [patent_app_number] => 18/905509 [patent_app_country] => US [patent_app_date] => 2024-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 0 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18905509 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/905509
Power apparatus applied in solid state transformer structure and three-phase power system having the same Oct 2, 2024 Issued
Array ( [id] => 20318363 [patent_doc_number] => 12456921 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-28 [patent_title] => DC-DC converter with parallel and series capacitor configurations [patent_app_type] => utility [patent_app_number] => 18/755237 [patent_app_country] => US [patent_app_date] => 2024-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 40 [patent_no_of_words] => 5587 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18755237 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/755237
DC-DC converter with parallel and series capacitor configurations Jun 25, 2024 Issued
Array ( [id] => 19515563 [patent_doc_number] => 20240347249 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => MAGNETIC PROPULSION SYSTEM FOR MAGNETIC DEVICES [patent_app_type] => utility [patent_app_number] => 18/751114 [patent_app_country] => US [patent_app_date] => 2024-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4138 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18751114 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/751114
MAGNETIC PROPULSION SYSTEM FOR MAGNETIC DEVICES Jun 20, 2024 Pending
Array ( [id] => 20408573 [patent_doc_number] => 20250377682 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-11 [patent_title] => SWITCHED-CAPACITOR FAST START-UP SCHEME FOR BANDGAP CIRCUITS [patent_app_type] => utility [patent_app_number] => 18/739907 [patent_app_country] => US [patent_app_date] => 2024-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18739907 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/739907
SWITCHED-CAPACITOR FAST START-UP SCHEME FOR BANDGAP CIRCUITS Jun 10, 2024 Pending
Array ( [id] => 19758637 [patent_doc_number] => 20250047202 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-06 [patent_title] => SOFT START CIRCUIT FOR POWER SYSTEM [patent_app_type] => utility [patent_app_number] => 18/680192 [patent_app_country] => US [patent_app_date] => 2024-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4749 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18680192 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/680192
SOFT START CIRCUIT FOR POWER SYSTEM May 30, 2024 Pending
Array ( [id] => 19452605 [patent_doc_number] => 20240312735 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => CIRCUIT INTERRUPTING DEVICE HAVING PRINTED CIRCUIT BOARD COILS [patent_app_type] => utility [patent_app_number] => 18/673963 [patent_app_country] => US [patent_app_date] => 2024-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2231 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18673963 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/673963
Circuit interrupting device having printed circuit board coils May 23, 2024 Issued
Array ( [id] => 20382423 [patent_doc_number] => 20250364916 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-27 [patent_title] => High Voltage Pulse Delivery Over Long Cables in Pulsed Power Systems [patent_app_type] => utility [patent_app_number] => 18/669977 [patent_app_country] => US [patent_app_date] => 2024-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2284 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18669977 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/669977
High Voltage Pulse Delivery Over Long Cables in Pulsed Power Systems May 20, 2024 Pending
Array ( [id] => 19434538 [patent_doc_number] => 20240303036 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-12 [patent_title] => POWER SEQUENCE SYNCHRONIZATION BETWEEN MULTIPLE DEVICES [patent_app_type] => utility [patent_app_number] => 18/665996 [patent_app_country] => US [patent_app_date] => 2024-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5859 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18665996 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/665996
Power sequence synchronization between multiple devices May 15, 2024 Issued
Array ( [id] => 20368047 [patent_doc_number] => 20250357859 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-20 [patent_title] => SWITCH MODE POWER SUPPLY COMPENSATION [patent_app_type] => utility [patent_app_number] => 18/664431 [patent_app_country] => US [patent_app_date] => 2024-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [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] => 18664431 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/664431
SWITCH MODE POWER SUPPLY COMPENSATION May 14, 2024 Pending
Array ( [id] => 19620018 [patent_doc_number] => 20240405698 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => METHOD FOR DC-BUS CAPACITANCE MINIMIZATION OF HYBRID CLAMPED CONVERTER [patent_app_type] => utility [patent_app_number] => 18/663133 [patent_app_country] => US [patent_app_date] => 2024-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4858 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 747 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18663133 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/663133
METHOD FOR DC-BUS CAPACITANCE MINIMIZATION OF HYBRID CLAMPED CONVERTER May 13, 2024 Pending
Array ( [id] => 19620017 [patent_doc_number] => 20240405697 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => POWER CONVERSION DEVICE AND METHOD FOR CONTROLLING POWER CONVERSION DEVICE [patent_app_type] => utility [patent_app_number] => 18/660618 [patent_app_country] => US [patent_app_date] => 2024-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8053 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 446 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18660618 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/660618
POWER CONVERSION DEVICE AND METHOD FOR CONTROLLING POWER CONVERSION DEVICE May 9, 2024 Pending
Array ( [id] => 19407871 [patent_doc_number] => 20240291382 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => INDUCTOR, POWER FACTOR CORRECTION CIRCUIT, AND POWER SUPPLY SYSTEM [patent_app_type] => utility [patent_app_number] => 18/655778 [patent_app_country] => US [patent_app_date] => 2024-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8758 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18655778 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/655778
INDUCTOR, POWER FACTOR CORRECTION CIRCUIT, AND POWER SUPPLY SYSTEM May 5, 2024 Pending
Array ( [id] => 19391143 [patent_doc_number] => 20240281013 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => BALANCING CURRENT CONSUMPTION BETWEEN DIFFERENT VOLTAGE SOURCES [patent_app_type] => utility [patent_app_number] => 18/649575 [patent_app_country] => US [patent_app_date] => 2024-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9473 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18649575 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/649575
Balancing current consumption between different voltage sources Apr 28, 2024 Issued
Array ( [id] => 20210005 [patent_doc_number] => 20250279725 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-04 [patent_title] => CONDUCTION MODE CONTROL [patent_app_type] => utility [patent_app_number] => 18/641003 [patent_app_country] => US [patent_app_date] => 2024-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18641003 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/641003
CONDUCTION MODE CONTROL Apr 18, 2024 Pending
Array ( [id] => 19547180 [patent_doc_number] => 20240364216 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-31 [patent_title] => CONVERSION UNIT [patent_app_type] => utility [patent_app_number] => 18/636443 [patent_app_country] => US [patent_app_date] => 2024-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3723 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18636443 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/636443
CONVERSION UNIT Apr 15, 2024 Pending
Array ( [id] => 19727600 [patent_doc_number] => 20250030351 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-23 [patent_title] => Synchronous Rectification Controller and Control Method Thereof [patent_app_type] => utility [patent_app_number] => 18/636740 [patent_app_country] => US [patent_app_date] => 2024-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3376 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18636740 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/636740
Synchronous Rectification Controller and Control Method Thereof Apr 15, 2024 Pending
Array ( [id] => 19872552 [patent_doc_number] => 12265412 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-01 [patent_title] => Low dropout regulator circuits, input/output device, and methods for operating a low dropout regulator [patent_app_type] => utility [patent_app_number] => 18/633481 [patent_app_country] => US [patent_app_date] => 2024-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 8439 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18633481 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/633481
Low dropout regulator circuits, input/output device, and methods for operating a low dropout regulator Apr 10, 2024 Issued
Array ( [id] => 20223539 [patent_doc_number] => 20250286470 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-11 [patent_title] => POWER CONVERSION APPARATUS [patent_app_type] => utility [patent_app_number] => 18/630984 [patent_app_country] => US [patent_app_date] => 2024-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18630984 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/630984
POWER CONVERSION APPARATUS Apr 8, 2024 Pending
Array ( [id] => 19516471 [patent_doc_number] => 20240348157 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => SWITCHING POWER SUPPLY AND POWER FACTOR CORRECTION CONTROLLER THEREFOR HAVING IMPROVED INPUT CURRENT SENSING [patent_app_type] => utility [patent_app_number] => 18/630931 [patent_app_country] => US [patent_app_date] => 2024-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3310 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18630931 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/630931
SWITCHING POWER SUPPLY AND POWER FACTOR CORRECTION CONTROLLER THEREFOR HAVING IMPROVED INPUT CURRENT SENSING Apr 8, 2024 Pending
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