Search

Osei K. Amponsah

Examiner (ID: 7258, Phone: (571)270-3446 , Office: P/1729 )

Most Active Art Unit
1729
Art Unit(s)
1752, 1729
Total Applications
806
Issued Applications
508
Pending Applications
97
Abandoned Applications
209

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17424617 [patent_doc_number] => 11258081 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-22 [patent_title] => Fuel cell hydrogen supply fault diagnosis system and method [patent_app_type] => utility [patent_app_number] => 16/365296 [patent_app_country] => US [patent_app_date] => 2019-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 7907 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16365296 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/365296
Fuel cell hydrogen supply fault diagnosis system and method Mar 25, 2019 Issued
Array ( [id] => 14876207 [patent_doc_number] => 20190288345 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-19 [patent_title] => DYNAMICALLY DISCONNECTABLE BATTERY SYSTEM FOR A MOTOR VEHICLE AND METHOD FOR OPERATING A DYNAMICALLY DISCONNECTABLE BATTERY SYSTEM [patent_app_type] => utility [patent_app_number] => 16/353284 [patent_app_country] => US [patent_app_date] => 2019-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4346 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16353284 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/353284
Dynamically disconnectable battery system for a motor vehicle and method for operating a dynamically disconnectable battery system Mar 13, 2019 Issued
Array ( [id] => 15641927 [patent_doc_number] => 10593977 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-03-17 [patent_title] => Solid alkaline fuel cell [patent_app_type] => utility [patent_app_number] => 16/299887 [patent_app_country] => US [patent_app_date] => 2019-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 7813 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16299887 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/299887
Solid alkaline fuel cell Mar 11, 2019 Issued
Array ( [id] => 14510535 [patent_doc_number] => 20190198922 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-27 [patent_title] => BATTERY [patent_app_type] => utility [patent_app_number] => 16/294293 [patent_app_country] => US [patent_app_date] => 2019-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9254 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 537 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16294293 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/294293
Battery Mar 5, 2019 Issued
Array ( [id] => 14843855 [patent_doc_number] => 20190280328 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-12 [patent_title] => METHOD FOR PRODUCING ALL SOLID STATE BATTERY, AND ALL SOLID STATE BATTERY [patent_app_type] => utility [patent_app_number] => 16/292485 [patent_app_country] => US [patent_app_date] => 2019-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10158 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16292485 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/292485
Method for producing all solid state battery, and all solid state battery Mar 4, 2019 Issued
Array ( [id] => 15970241 [patent_doc_number] => 20200168872 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-28 [patent_title] => SEPARATOR AND LITHIUM ION BATTERY [patent_app_type] => utility [patent_app_number] => 16/292385 [patent_app_country] => US [patent_app_date] => 2019-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7918 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 16292385 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/292385
Separator and lithium ion battery Mar 4, 2019 Issued
Array ( [id] => 17033178 [patent_doc_number] => 11095001 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-17 [patent_title] => Assembled battery and method for producing an assembled battery [patent_app_type] => utility [patent_app_number] => 16/292588 [patent_app_country] => US [patent_app_date] => 2019-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 13 [patent_no_of_words] => 7248 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16292588 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/292588
Assembled battery and method for producing an assembled battery Mar 4, 2019 Issued
Array ( [id] => 14785435 [patent_doc_number] => 20190267615 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-29 [patent_title] => OXYFLUORIDE CATHODES AND A METHOD OF PRODUCING THE SAME [patent_app_type] => utility [patent_app_number] => 16/289290 [patent_app_country] => US [patent_app_date] => 2019-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7493 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16289290 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/289290
OXYFLUORIDE CATHODES AND A METHOD OF PRODUCING THE SAME Feb 27, 2019 Abandoned
Array ( [id] => 16928554 [patent_doc_number] => 11050049 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-29 [patent_title] => Lithiated and passivated lithium ion battery anodes [patent_app_type] => utility [patent_app_number] => 16/274714 [patent_app_country] => US [patent_app_date] => 2019-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 14 [patent_no_of_words] => 6645 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16274714 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/274714
Lithiated and passivated lithium ion battery anodes Feb 12, 2019 Issued
Array ( [id] => 15046389 [patent_doc_number] => 20190334199 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-31 [patent_title] => SOLID ELECTROLYTE, BATTERY, AND MANUFACTURING METHOD FOR BATTERY [patent_app_type] => utility [patent_app_number] => 16/273692 [patent_app_country] => US [patent_app_date] => 2019-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4779 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16273692 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/273692
SOLID ELECTROLYTE, BATTERY, AND MANUFACTURING METHOD FOR BATTERY Feb 11, 2019 Abandoned
Array ( [id] => 14753627 [patent_doc_number] => 20190259987 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-22 [patent_title] => POWER SUPPLY APPARATUS AND METHOD FOR MANUFACTURING THE SAME [patent_app_type] => utility [patent_app_number] => 16/271896 [patent_app_country] => US [patent_app_date] => 2019-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8625 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16271896 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/271896
POWER SUPPLY APPARATUS AND METHOD FOR MANUFACTURING THE SAME Feb 10, 2019 Abandoned
Array ( [id] => 14723281 [patent_doc_number] => 20190252704 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-15 [patent_title] => FUEL CELL SYSTEM [patent_app_type] => utility [patent_app_number] => 16/270885 [patent_app_country] => US [patent_app_date] => 2019-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11782 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16270885 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/270885
Fuel cell system Feb 7, 2019 Issued
Array ( [id] => 14753767 [patent_doc_number] => 20190260057 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-22 [patent_title] => FUEL CELL VEHICLE [patent_app_type] => utility [patent_app_number] => 16/269884 [patent_app_country] => US [patent_app_date] => 2019-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3845 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16269884 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/269884
Fuel cell vehicle Feb 6, 2019 Issued
Array ( [id] => 16386862 [patent_doc_number] => 10811708 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-10-20 [patent_title] => Fuel cell system and control method thereof [patent_app_type] => utility [patent_app_number] => 16/269893 [patent_app_country] => US [patent_app_date] => 2019-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 4650 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16269893 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/269893
Fuel cell system and control method thereof Feb 6, 2019 Issued
Array ( [id] => 17018778 [patent_doc_number] => 11088426 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-10 [patent_title] => Electric storage device [patent_app_type] => utility [patent_app_number] => 16/267891 [patent_app_country] => US [patent_app_date] => 2019-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 6967 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16267891 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/267891
Electric storage device Feb 4, 2019 Issued
Array ( [id] => 17063458 [patent_doc_number] => 11108073 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-31 [patent_title] => Manufacturing method of fuel cell stack [patent_app_type] => utility [patent_app_number] => 16/267789 [patent_app_country] => US [patent_app_date] => 2019-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 21 [patent_no_of_words] => 7412 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 260 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16267789 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/267789
Manufacturing method of fuel cell stack Feb 4, 2019 Issued
Array ( [id] => 16661095 [patent_doc_number] => 20210057732 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-25 [patent_title] => LITHIUM ION SECONDARY BATTERY ELECTRODE, PRODUCTION METHOD FOR SAME, AND LITHIUM ION SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 16/966583 [patent_app_country] => US [patent_app_date] => 2019-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9609 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16966583 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/966583
LITHIUM ION SECONDARY BATTERY ELECTRODE, PRODUCTION METHOD FOR SAME, AND LITHIUM ION SECONDARY BATTERY Feb 3, 2019 Abandoned
Array ( [id] => 16226638 [patent_doc_number] => 20200251755 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-06 [patent_title] => ULTRA HIGH EFFICIENCY FUEL CELL POWER GENERATION SYSTEM [patent_app_type] => utility [patent_app_number] => 16/266699 [patent_app_country] => US [patent_app_date] => 2019-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6778 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16266699 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/266699
Ultra high efficiency fuel cell power generation system Feb 3, 2019 Issued
Array ( [id] => 16760183 [patent_doc_number] => 10978741 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-04-13 [patent_title] => Non-aqueous electrolytes for electrochemical cells [patent_app_type] => utility [patent_app_number] => 16/266496 [patent_app_country] => US [patent_app_date] => 2019-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 7632 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 328 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16266496 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/266496
Non-aqueous electrolytes for electrochemical cells Feb 3, 2019 Issued
Array ( [id] => 16226655 [patent_doc_number] => 20200251772 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-06 [patent_title] => NOVEL LITHIUM METAL SULFIDES AS LITHIUM SUPER-IONIC CONDUCTORS, SOLID ELECTROLYTE AND COATING LAYER FOR LITHIUM METAL BATTERY AND LITHIUM-ION BATTERY [patent_app_type] => utility [patent_app_number] => 16/264499 [patent_app_country] => US [patent_app_date] => 2019-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5244 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16264499 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/264499
Lithium metal sulfides as lithium super ionic conductors, solid electrolyte and coating layer for lithium metal battery and lithium-ion battery Jan 30, 2019 Issued
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