Search

Hung V. Ngo

Examiner (ID: 17039, Phone: (571)272-1979 , Office: P/2847 )

Most Active Art Unit
2831
Art Unit(s)
2835, 2846, 2109, 2841, 2847, 3621, 2831
Total Applications
2458
Issued Applications
1991
Pending Applications
160
Abandoned Applications
340

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19034971 [patent_doc_number] => 20240084786 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => ENERGY STORAGE AND RETRIEVAL SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 18/337561 [patent_app_country] => US [patent_app_date] => 2023-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8824 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 241 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18337561 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/337561
Energy storage and retrieval systems and methods Jun 19, 2023 Issued
Array ( [id] => 18693653 [patent_doc_number] => 20230324052 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => Direct Current Electric On-Demand Water Heater [patent_app_type] => utility [patent_app_number] => 18/211028 [patent_app_country] => US [patent_app_date] => 2023-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8421 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18211028 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/211028
Direct current electric on-demand water heater Jun 15, 2023 Issued
Array ( [id] => 19609244 [patent_doc_number] => 12158112 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-12-03 [patent_title] => Selective power distribution for an aircraft propulsion system [patent_app_type] => utility [patent_app_number] => 18/205333 [patent_app_country] => US [patent_app_date] => 2023-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 6768 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18205333 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/205333
Selective power distribution for an aircraft propulsion system Jun 1, 2023 Issued
Array ( [id] => 18693395 [patent_doc_number] => 20230323793 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => THERMAL ENERGY STORAGE SYSTEM COUPLED WITH A SOLID OXIDE ELECTROLYSIS SYSTEM [patent_app_type] => utility [patent_app_number] => 18/204910 [patent_app_country] => US [patent_app_date] => 2023-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 27837 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18204910 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/204910
Thermal energy storage system coupled with a solid oxide electrolysis system May 31, 2023 Issued
Array ( [id] => 18676086 [patent_doc_number] => 20230313710 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => THERMAL ENERGY STORAGE SYSTEM COUPLED WITH STEAM CRACKING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/204922 [patent_app_country] => US [patent_app_date] => 2023-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24079 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -47 [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] => 18204922 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/204922
Thermal energy storage system coupled with steam cracking system May 31, 2023 Issued
Array ( [id] => 19242480 [patent_doc_number] => 12012904 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-18 [patent_title] => Control systems and methods suitable for use with power production systems and methods [patent_app_type] => utility [patent_app_number] => 18/201903 [patent_app_country] => US [patent_app_date] => 2023-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 10859 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18201903 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/201903
Control systems and methods suitable for use with power production systems and methods May 24, 2023 Issued
Array ( [id] => 19505494 [patent_doc_number] => 12116907 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-10-15 [patent_title] => Steam discharge pipe blowback protection system [patent_app_type] => utility [patent_app_number] => 18/323711 [patent_app_country] => US [patent_app_date] => 2023-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3606 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18323711 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/323711
Steam discharge pipe blowback protection system May 24, 2023 Issued
Array ( [id] => 18612144 [patent_doc_number] => 20230278876 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => PRODUCING CARBON DIOXIDE WITH WASTE HEAT [patent_app_type] => utility [patent_app_number] => 18/316769 [patent_app_country] => US [patent_app_date] => 2023-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15324 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18316769 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/316769
Producing carbon dioxide with waste heat May 11, 2023 Issued
Array ( [id] => 20373050 [patent_doc_number] => 12480479 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Heat engine [patent_app_type] => utility [patent_app_number] => 18/530362 [patent_app_country] => US [patent_app_date] => 2023-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 59 [patent_figures_cnt] => 67 [patent_no_of_words] => 19717 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18530362 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/530362
Heat engine May 11, 2023 Issued
Array ( [id] => 18658425 [patent_doc_number] => 20230304420 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => ENERGY STORAGE SYSTEM AND ALUMINA CALCINATION APPLICATIONS [patent_app_type] => utility [patent_app_number] => 18/144134 [patent_app_country] => US [patent_app_date] => 2023-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26411 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -35 [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] => 18144134 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/144134
Energy storage system and alumina calcination applications May 4, 2023 Issued
Array ( [id] => 19258548 [patent_doc_number] => 12018596 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-25 [patent_title] => Thermal energy storage system coupled with thermal power cycle systems [patent_app_type] => utility [patent_app_number] => 18/142564 [patent_app_country] => US [patent_app_date] => 2023-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 22 [patent_no_of_words] => 32287 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18142564 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/142564
Thermal energy storage system coupled with thermal power cycle systems May 1, 2023 Issued
Array ( [id] => 19258548 [patent_doc_number] => 12018596 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-25 [patent_title] => Thermal energy storage system coupled with thermal power cycle systems [patent_app_type] => utility [patent_app_number] => 18/142564 [patent_app_country] => US [patent_app_date] => 2023-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 22 [patent_no_of_words] => 32287 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18142564 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/142564
Thermal energy storage system coupled with thermal power cycle systems May 1, 2023 Issued
Array ( [id] => 19258548 [patent_doc_number] => 12018596 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-25 [patent_title] => Thermal energy storage system coupled with thermal power cycle systems [patent_app_type] => utility [patent_app_number] => 18/142564 [patent_app_country] => US [patent_app_date] => 2023-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 22 [patent_no_of_words] => 32287 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18142564 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/142564
Thermal energy storage system coupled with thermal power cycle systems May 1, 2023 Issued
Array ( [id] => 19258548 [patent_doc_number] => 12018596 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-25 [patent_title] => Thermal energy storage system coupled with thermal power cycle systems [patent_app_type] => utility [patent_app_number] => 18/142564 [patent_app_country] => US [patent_app_date] => 2023-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 22 [patent_no_of_words] => 32287 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18142564 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/142564
Thermal energy storage system coupled with thermal power cycle systems May 1, 2023 Issued
Array ( [id] => 19258612 [patent_doc_number] => 12018660 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-25 [patent_title] => Systems for generating energy from geothermal sources and methods of operating and constructing same [patent_app_type] => utility [patent_app_number] => 18/309962 [patent_app_country] => US [patent_app_date] => 2023-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 22015 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 311 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18309962 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/309962
Systems for generating energy from geothermal sources and methods of operating and constructing same Apr 30, 2023 Issued
Array ( [id] => 20393953 [patent_doc_number] => 20250369428 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-04 [patent_title] => ACTUATOR ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/860722 [patent_app_country] => US [patent_app_date] => 2023-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6954 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18860722 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/860722
Actuator assembly Apr 27, 2023 Issued
Array ( [id] => 20527792 [patent_doc_number] => 12546221 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-10 [patent_title] => Positive displacement rotary machine [patent_app_type] => utility [patent_app_number] => 18/861324 [patent_app_country] => US [patent_app_date] => 2023-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 470 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18861324 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/861324
Positive displacement rotary machine Apr 26, 2023 Issued
Array ( [id] => 20165687 [patent_doc_number] => 20250257733 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-14 [patent_title] => LOW EMISSION COMPRESSION STATION WITHOUT DEDICATED POWER GENERATION ISLAND [patent_app_type] => utility [patent_app_number] => 18/859826 [patent_app_country] => US [patent_app_date] => 2023-04-25 [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] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18859826 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/859826
LOW EMISSION COMPRESSION STATION WITHOUT DEDICATED POWER GENERATION ISLAND Apr 24, 2023 Pending
Array ( [id] => 19521717 [patent_doc_number] => 12123430 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-22 [patent_title] => Inlet guide vane mechanism for centrifugal compressor, centrifugal compressor and refrigeration system [patent_app_type] => utility [patent_app_number] => 18/302530 [patent_app_country] => US [patent_app_date] => 2023-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3873 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18302530 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/302530
Inlet guide vane mechanism for centrifugal compressor, centrifugal compressor and refrigeration system Apr 17, 2023 Issued
Array ( [id] => 18996574 [patent_doc_number] => 11913408 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-02-27 [patent_title] => Trunnion-to-disk connection for an open fan configuration aircraft powerplant [patent_app_type] => utility [patent_app_number] => 18/301405 [patent_app_country] => US [patent_app_date] => 2023-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 26 [patent_no_of_words] => 11075 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18301405 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/301405
Trunnion-to-disk connection for an open fan configuration aircraft powerplant Apr 16, 2023 Issued
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