Search

Leon Viet Q. Nguyen

Examiner (ID: 17881, Phone: (571)270-1185 , Office: P/2632 )

Most Active Art Unit
2663
Art Unit(s)
2632, 2611, 2635, 2663
Total Applications
1330
Issued Applications
1113
Pending Applications
62
Abandoned Applications
180

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17552232 [patent_doc_number] => 20220123575 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-21 [patent_title] => Rechargeable Device and Charging Method [patent_app_type] => utility [patent_app_number] => 17/565381 [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] => 10417 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17565381 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/565381
Rechargeable device and charging method Dec 28, 2021 Issued
Array ( [id] => 18274259 [patent_doc_number] => 11613185 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-03-28 [patent_title] => Charger connector for an electric aircraft [patent_app_type] => utility [patent_app_number] => 17/563152 [patent_app_country] => US [patent_app_date] => 2021-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 21857 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17563152 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/563152
Charger connector for an electric aircraft Dec 27, 2021 Issued
Array ( [id] => 18468040 [patent_doc_number] => 20230202321 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => BATTERY DISPLAYS FOR ELECTRIC ROTORCRAFT [patent_app_type] => utility [patent_app_number] => 17/561900 [patent_app_country] => US [patent_app_date] => 2021-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9416 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17561900 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/561900
Battery displays for electric rotorcraft Dec 23, 2021 Issued
Array ( [id] => 17537282 [patent_doc_number] => 20220115891 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => POWER REPLENISHMENT SYSTEM AND METHOD FOR ENERGY STORAGE DEVICE [patent_app_type] => utility [patent_app_number] => 17/560234 [patent_app_country] => US [patent_app_date] => 2021-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5234 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 17560234 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/560234
Power replenishment system and method for energy storage device Dec 21, 2021 Issued
Array ( [id] => 18364102 [patent_doc_number] => 20230145693 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => ENERGY STORAGE SYSTEM [patent_app_type] => utility [patent_app_number] => 17/555223 [patent_app_country] => US [patent_app_date] => 2021-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18172 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17555223 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/555223
ENERGY STORAGE SYSTEM Dec 16, 2021 Abandoned
Array ( [id] => 17506641 [patent_doc_number] => 20220099744 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-31 [patent_title] => DIRECT CURRENT CONVERTER CAPABLE OF MONITORING BATTERY CONDITION AND BATTERY CONDITION MONITORING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/548953 [patent_app_country] => US [patent_app_date] => 2021-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4515 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17548953 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/548953
Direct current converter capable of monitoring battery condition and battery condition monitoring method thereof Dec 12, 2021 Issued
Array ( [id] => 18858747 [patent_doc_number] => 11856353 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-26 [patent_title] => Transport and/or storage container for rechargeable wireless earphones [patent_app_type] => utility [patent_app_number] => 17/538402 [patent_app_country] => US [patent_app_date] => 2021-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 26 [patent_no_of_words] => 7695 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17538402 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/538402
Transport and/or storage container for rechargeable wireless earphones Nov 29, 2021 Issued
Array ( [id] => 17616034 [patent_doc_number] => 20220158314 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => BATTERY SYSTEM, METHOD FOR DIAGNOSING A BATTERY SYSTEM, AND MOTOR VEHICLE [patent_app_type] => utility [patent_app_number] => 17/530516 [patent_app_country] => US [patent_app_date] => 2021-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12023 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 378 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17530516 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/530516
Battery system, method for diagnosing a battery system, and motor vehicle Nov 18, 2021 Issued
Array ( [id] => 20275195 [patent_doc_number] => 12444982 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Magnet shielding by using a magnetisable plate [patent_app_type] => utility [patent_app_number] => 17/530349 [patent_app_country] => US [patent_app_date] => 2021-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1093 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 17530349 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/530349
Magnet shielding by using a magnetisable plate Nov 17, 2021 Issued
Array ( [id] => 19931142 [patent_doc_number] => 12304337 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-20 [patent_title] => Electric vehicle charging robot [patent_app_type] => utility [patent_app_number] => 17/530073 [patent_app_country] => US [patent_app_date] => 2021-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 1202 [patent_no_of_claims] => 17 [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] => 17530073 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/530073
Electric vehicle charging robot Nov 17, 2021 Issued
Array ( [id] => 18782617 [patent_doc_number] => 11824388 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-21 [patent_title] => Mechanical foolproof design of battery charger and rechargeable battery [patent_app_type] => utility [patent_app_number] => 17/454839 [patent_app_country] => US [patent_app_date] => 2021-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 7725 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17454839 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/454839
Mechanical foolproof design of battery charger and rechargeable battery Nov 14, 2021 Issued
Array ( [id] => 18944163 [patent_doc_number] => 20240039302 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => BATTERY AUTO-BALANCING DEVICE AND METHOD FOR ENERGY STORAGE SYSTEM [patent_app_type] => utility [patent_app_number] => 18/257210 [patent_app_country] => US [patent_app_date] => 2021-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3869 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18257210 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/257210
BATTERY AUTO-BALANCING DEVICE AND METHOD FOR ENERGY STORAGE SYSTEM Nov 14, 2021 Pending
Array ( [id] => 17683821 [patent_doc_number] => 11368087 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-06-21 [patent_title] => Bidirectional DC/DC converter and energy storage system [patent_app_type] => utility [patent_app_number] => 17/521294 [patent_app_country] => US [patent_app_date] => 2021-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 29 [patent_no_of_words] => 10771 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 353 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17521294 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/521294
Bidirectional DC/DC converter and energy storage system Nov 7, 2021 Issued
Array ( [id] => 17643256 [patent_doc_number] => 20220170994 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => HEALTH STATUS OF AN INTERNAL POWER SOURCE OF A FAULTED CIRCUIT INDICATOR [patent_app_type] => utility [patent_app_number] => 17/518731 [patent_app_country] => US [patent_app_date] => 2021-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6451 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17518731 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/518731
Health status of an internal power source of a faulted circuit indicator Nov 3, 2021 Issued
Array ( [id] => 17848376 [patent_doc_number] => 11437763 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-09-06 [patent_title] => Systems and methods for an electric aircraft charging connector [patent_app_type] => utility [patent_app_number] => 17/515503 [patent_app_country] => US [patent_app_date] => 2021-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 15249 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17515503 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/515503
Systems and methods for an electric aircraft charging connector Oct 30, 2021 Issued
Array ( [id] => 18849309 [patent_doc_number] => 20230411713 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => POWER STORAGE APPARATUS, CHARGING METHOD, AND PROGRAM [patent_app_type] => utility [patent_app_number] => 18/248527 [patent_app_country] => US [patent_app_date] => 2021-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6703 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18248527 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/248527
POWER STORAGE APPARATUS, CHARGING METHOD, AND PROGRAM Oct 25, 2021 Pending
Array ( [id] => 18320304 [patent_doc_number] => 20230118432 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => DISCHARGE CURRENT LIMIT LOOP FOR SHORT CIRCUIT PROTECTION IN REVERSE OPERATION FOR BUCK-BOOST BATTERY CHARGERS [patent_app_type] => utility [patent_app_number] => 17/502613 [patent_app_country] => US [patent_app_date] => 2021-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6978 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17502613 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/502613
Discharge current limit loop for short circuit protection in reverse operation for buck-boost battery chargers Oct 14, 2021 Issued
Array ( [id] => 18743962 [patent_doc_number] => 20230352950 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => ENERGY SUPPLY CIRCUITS [patent_app_type] => utility [patent_app_number] => 18/029433 [patent_app_country] => US [patent_app_date] => 2021-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3934 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18029433 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/029433
ENERGY SUPPLY CIRCUITS Oct 3, 2021 Pending
Array ( [id] => 17343040 [patent_doc_number] => 20220009371 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-13 [patent_title] => CELL ASSEMBLY, INTELLIGENT BATTERY, AND UNMANNED AERIAL VEHICLE [patent_app_type] => utility [patent_app_number] => 17/486928 [patent_app_country] => US [patent_app_date] => 2021-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6657 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17486928 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/486928
CELL ASSEMBLY, INTELLIGENT BATTERY, AND UNMANNED AERIAL VEHICLE Sep 27, 2021 Abandoned
Array ( [id] => 18523804 [patent_doc_number] => 20230234460 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => CONTROL METHOD, DEVICE AND SYSTEM FOR VEHICLE CHARGING PORT COVER, AND ELECTRIC VEHICLE [patent_app_type] => utility [patent_app_number] => 18/010487 [patent_app_country] => US [patent_app_date] => 2021-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12020 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18010487 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/010487
CONTROL METHOD, DEVICE AND SYSTEM FOR VEHICLE CHARGING PORT COVER, AND ELECTRIC VEHICLE Sep 27, 2021 Pending
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