Search

Arun C. Williams

Examiner (ID: 5500, Phone: (571)272-9765 , Office: P/2859 )

Most Active Art Unit
2859
Art Unit(s)
2838, 2112, 2859, 2858
Total Applications
1841
Issued Applications
1467
Pending Applications
93
Abandoned Applications
305

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17901396 [patent_doc_number] => 20220311058 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-29 [patent_title] => BATTERY SYSTEM AND METHOD FOR EQUALIZATION OF BATTERY PACK [patent_app_type] => utility [patent_app_number] => 17/698396 [patent_app_country] => US [patent_app_date] => 2022-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5564 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17698396 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/698396
Battery system and method for equalization of battery pack Mar 17, 2022 Issued
Array ( [id] => 19926731 [patent_doc_number] => 12301029 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-13 [patent_title] => Power supply system and control device [patent_app_type] => utility [patent_app_number] => 17/696239 [patent_app_country] => US [patent_app_date] => 2022-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 21 [patent_no_of_words] => 9679 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 383 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17696239 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/696239
Power supply system and control device Mar 15, 2022 Issued
Array ( [id] => 20081212 [patent_doc_number] => 12355293 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-08 [patent_title] => Charging method, electronic device and storage medium [patent_app_type] => utility [patent_app_number] => 17/681089 [patent_app_country] => US [patent_app_date] => 2022-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1198 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17681089 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/681089
Charging method, electronic device and storage medium Feb 24, 2022 Issued
Array ( [id] => 18555798 [patent_doc_number] => 20230253815 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => BATTERY CHARGE/DISCHARGE TESTING DEVICE AND BATTERY DISCHARGE POWER CONTROL METHOD [patent_app_type] => utility [patent_app_number] => 18/013196 [patent_app_country] => US [patent_app_date] => 2022-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11345 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 514 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18013196 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/013196
Battery charge/discharge testing device and battery discharge power control method Feb 23, 2022 Issued
Array ( [id] => 17661425 [patent_doc_number] => 20220181890 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-09 [patent_title] => CHARGING SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 17/677860 [patent_app_country] => US [patent_app_date] => 2022-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14332 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17677860 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/677860
Charging system and method Feb 21, 2022 Issued
Array ( [id] => 17887247 [patent_doc_number] => 20220302725 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-22 [patent_title] => CHARGING CONTROL APPARATUS, CHARGING CONTROL SYSTEM, AND CHARGING CONTROL METHOD [patent_app_type] => utility [patent_app_number] => 17/671753 [patent_app_country] => US [patent_app_date] => 2022-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8645 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17671753 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/671753
Charging control apparatus, charging control system, and charging control method Feb 14, 2022 Issued
Array ( [id] => 20132590 [patent_doc_number] => 12374908 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-29 [patent_title] => Portable DC power adapter for field electronics use [patent_app_type] => utility [patent_app_number] => 17/670465 [patent_app_country] => US [patent_app_date] => 2022-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 0 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17670465 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/670465
Portable DC power adapter for field electronics use Feb 12, 2022 Issued
Array ( [id] => 19417966 [patent_doc_number] => 20240294089 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-05 [patent_title] => ELECTRIC VEHICLE CHARGING CONTROLLER [patent_app_type] => utility [patent_app_number] => 18/268757 [patent_app_country] => US [patent_app_date] => 2022-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9101 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18268757 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/268757
ELECTRIC VEHICLE CHARGING CONTROLLER Feb 8, 2022 Pending
Array ( [id] => 19720718 [patent_doc_number] => 12206265 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-21 [patent_title] => Decentralized active equalization method for cascaded lithium-ion battery pack [patent_app_type] => utility [patent_app_number] => 17/589103 [patent_app_country] => US [patent_app_date] => 2022-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3832 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 566 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17589103 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/589103
Decentralized active equalization method for cascaded lithium-ion battery pack Jan 30, 2022 Issued
Array ( [id] => 19972751 [patent_doc_number] => 12341375 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-24 [patent_title] => Methods and systems for managing state of charge of an energy storage system during off-grid operation [patent_app_type] => utility [patent_app_number] => 17/587448 [patent_app_country] => US [patent_app_date] => 2022-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7158 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17587448 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/587448
Methods and systems for managing state of charge of an energy storage system during off-grid operation Jan 27, 2022 Issued
Array ( [id] => 20441916 [patent_doc_number] => 12512758 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-30 [patent_title] => Charging circuit and charging system [patent_app_type] => utility [patent_app_number] => 17/582233 [patent_app_country] => US [patent_app_date] => 2022-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [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] => 17582233 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/582233
Charging circuit and charging system Jan 23, 2022 Issued
Array ( [id] => 19059626 [patent_doc_number] => 11938830 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-26 [patent_title] => Wireless power antenna alignment adjustment system for vehicles [patent_app_type] => utility [patent_app_number] => 17/582651 [patent_app_country] => US [patent_app_date] => 2022-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 36 [patent_figures_cnt] => 60 [patent_no_of_words] => 14539 [patent_no_of_claims] => 25 [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] => 17582651 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/582651
Wireless power antenna alignment adjustment system for vehicles Jan 23, 2022 Issued
Array ( [id] => 18076761 [patent_doc_number] => 20220402373 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => SYSTEM PROVIDING ADDITIONAL POWER TO EXTEND RANGES OF ELECTRIC VEHICLES [patent_app_type] => utility [patent_app_number] => 17/648439 [patent_app_country] => US [patent_app_date] => 2022-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2477 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17648439 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/648439
System providing additional power to extend ranges of electric vehicles Jan 19, 2022 Issued
Array ( [id] => 18510824 [patent_doc_number] => 20230226941 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => ELECTRIC TRANSPORT CHARGING DETERMINATION [patent_app_type] => utility [patent_app_number] => 17/579240 [patent_app_country] => US [patent_app_date] => 2022-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26853 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17579240 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/579240
Electric transport charging determination Jan 18, 2022 Issued
Array ( [id] => 18081718 [patent_doc_number] => 20220407330 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => CHARGING CONTROL METHOD AND APPARATUS, ELECTRONIC DEVICE AND STORAGE MEDIUM [patent_app_type] => utility [patent_app_number] => 17/646647 [patent_app_country] => US [patent_app_date] => 2021-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7492 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17646647 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/646647
Charging control method and apparatus, electronic device and storage medium Dec 29, 2021 Issued
Array ( [id] => 18468048 [patent_doc_number] => 20230202329 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => CONTROL UNITS, SYSTEMS, AND METHODS FOR ESTABLISHING RESERVE POWER LIMITS [patent_app_type] => utility [patent_app_number] => 17/564932 [patent_app_country] => US [patent_app_date] => 2021-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6299 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17564932 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/564932
Control units, systems, and methods for establishing reserve power limits Dec 28, 2021 Issued
Array ( [id] => 18473630 [patent_doc_number] => 20230207918 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => CONTROL UNITS, SYSTEMS, AND METHODS FOR PREHEATING BATTERIES [patent_app_type] => utility [patent_app_number] => 17/564965 [patent_app_country] => US [patent_app_date] => 2021-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5566 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17564965 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/564965
Control units, systems, and methods for preheating batteries Dec 28, 2021 Issued
Array ( [id] => 18032510 [patent_doc_number] => 11515714 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-11-29 [patent_title] => Methods and systems for mitigating charging failure for an electric aircraft [patent_app_type] => utility [patent_app_number] => 17/563545 [patent_app_country] => US [patent_app_date] => 2021-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 16887 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17563545 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/563545
Methods and systems for mitigating charging failure for an electric aircraft Dec 27, 2021 Issued
Array ( [id] => 17734102 [patent_doc_number] => 20220219561 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-14 [patent_title] => CHARGE AND DISCHARGE CONTROL DEVICE [patent_app_type] => utility [patent_app_number] => 17/562149 [patent_app_country] => US [patent_app_date] => 2021-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3149 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17562149 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/562149
Charge and discharge control device Dec 26, 2021 Issued
Array ( [id] => 19679819 [patent_doc_number] => 12191695 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-07 [patent_title] => Charging system [patent_app_type] => utility [patent_app_number] => 17/557309 [patent_app_country] => US [patent_app_date] => 2021-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 8648 [patent_no_of_claims] => 2 [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] => 17557309 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/557309
Charging system Dec 20, 2021 Issued
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