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] => 20069360 [patent_doc_number] => 20250207582 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => POSITIVE DISPLACEMENT PUMP WITH PRESSURE RELIEF [patent_app_type] => utility [patent_app_number] => 19/075661 [patent_app_country] => US [patent_app_date] => 2025-03-10 [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] => -16 [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] => 19075661 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/075661
POSITIVE DISPLACEMENT PUMP WITH PRESSURE RELIEF Mar 9, 2025 Pending
Array ( [id] => 19932341 [patent_doc_number] => 12305540 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-05-20 [patent_title] => Frequency modulation auxiliary method and device for thermal power plant based on dual electric energy converter [patent_app_type] => utility [patent_app_number] => 19/062082 [patent_app_country] => US [patent_app_date] => 2025-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1257 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 516 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19062082 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/062082
Frequency modulation auxiliary method and device for thermal power plant based on dual electric energy converter Feb 24, 2025 Issued
Array ( [id] => 20804212 [patent_doc_number] => 12669113 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-30 [patent_title] => Systems for generating energy from geothermal sources and methods of operating and constructing same [patent_app_type] => utility [patent_app_number] => 19/062423 [patent_app_country] => US [patent_app_date] => 2025-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 28 [patent_no_of_words] => 26936 [patent_no_of_claims] => 56 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 351 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19062423 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/062423
Systems for generating energy from geothermal sources and methods of operating and constructing same Feb 24, 2025 Issued
Array ( [id] => 20665413 [patent_doc_number] => 12607176 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-21 [patent_title] => Magnetic fluid micropump [patent_app_type] => utility [patent_app_number] => 19/023674 [patent_app_country] => US [patent_app_date] => 2025-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 1300 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 282 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19023674 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/023674
Magnetic fluid micropump Jan 15, 2025 Issued
Array ( [id] => 20025609 [patent_doc_number] => 20250163831 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => THERMAL ENERGY STORAGE SYSTEM COUPLED WITH STEAM CRACKING SYSTEM [patent_app_type] => utility [patent_app_number] => 19/025492 [patent_app_country] => US [patent_app_date] => 2025-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19299 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19025492 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/025492
Thermal energy storage system coupled with steam cracking system Jan 15, 2025 Issued
Array ( [id] => 20025608 [patent_doc_number] => 20250163830 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => Thermal Energy Storage System with Deep Discharge [patent_app_type] => utility [patent_app_number] => 19/021960 [patent_app_country] => US [patent_app_date] => 2025-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 113684 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19021960 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/021960
Thermal energy storage system with deep discharge Jan 14, 2025 Issued
Array ( [id] => 20016660 [patent_doc_number] => 20250154882 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-15 [patent_title] => Thermal Energy Storage System with Deep Discharge [patent_app_type] => utility [patent_app_number] => 19/021903 [patent_app_country] => US [patent_app_date] => 2025-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 113729 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19021903 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/021903
Thermal energy storage system with deep discharge Jan 14, 2025 Issued
Array ( [id] => 20008203 [patent_doc_number] => 20250146425 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => PUMPED HEAT ENERGY STORAGE SYSTEM WITH GENERATION CYCLE THERMAL INTEGRATION [patent_app_type] => utility [patent_app_number] => 19/018318 [patent_app_country] => US [patent_app_date] => 2025-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 51024 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 282 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19018318 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/018318
PUMPED HEAT ENERGY STORAGE SYSTEM WITH GENERATION CYCLE THERMAL INTEGRATION Jan 12, 2025 Pending
Array ( [id] => 20207754 [patent_doc_number] => 20250277474 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-04 [patent_title] => SINGLE CYLINDER INTERNALLY HEATED STIRLING ENGINE [patent_app_type] => utility [patent_app_number] => 19/008456 [patent_app_country] => US [patent_app_date] => 2025-01-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1284 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19008456 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/008456
Single cylinder internally heated stirling engine Jan 1, 2025 Issued
Array ( [id] => 20085950 [patent_doc_number] => 20250215886 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => System and method for compressor performance monitoring and surge detection [patent_app_type] => utility [patent_app_number] => 19/004286 [patent_app_country] => US [patent_app_date] => 2024-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1710 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19004286 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/004286
System and method for compressor performance monitoring and surge detection Dec 27, 2024 Issued
Array ( [id] => 19984606 [patent_doc_number] => 20250122828 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-17 [patent_title] => PUMPED HEAT ENERGY STORAGE SYSTEM WITH HOT-SIDE THERMAL INTEGRATION [patent_app_type] => utility [patent_app_number] => 19/000009 [patent_app_country] => US [patent_app_date] => 2024-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 51483 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 319 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19000009 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/000009
PUMPED HEAT ENERGY STORAGE SYSTEM WITH HOT-SIDE THERMAL INTEGRATION Dec 22, 2024 Pending
Array ( [id] => 20772168 [patent_doc_number] => 12655832 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-16 [patent_title] => Shape memory alloy bistable actuator [patent_app_type] => utility [patent_app_number] => 18/989771 [patent_app_country] => US [patent_app_date] => 2024-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 27 [patent_no_of_words] => 1110 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18989771 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/989771
Shape memory alloy bistable actuator Dec 19, 2024 Issued
Array ( [id] => 19863157 [patent_doc_number] => 20250101943 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-27 [patent_title] => WATER-DRIVEN ELONGATED-CONVEYOR TURBINE AND METHOD OF USING A WATER-DRIVEN ELONGATED-CONVEYOR TURBINE [patent_app_type] => utility [patent_app_number] => 18/972357 [patent_app_country] => US [patent_app_date] => 2024-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11977 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18972357 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/972357
WATER-DRIVEN ELONGATED-CONVEYOR TURBINE AND METHOD OF USING A WATER-DRIVEN ELONGATED-CONVEYOR TURBINE Dec 5, 2024 Pending
Array ( [id] => 19847452 [patent_doc_number] => 20250092803 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-20 [patent_title] => THERMAL ENERGY STORAGE SYSTEMS FOR USE IN MATERIAL PROCESSING [patent_app_type] => utility [patent_app_number] => 18/967491 [patent_app_country] => US [patent_app_date] => 2024-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 31761 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 18967491 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/967491
Thermal energy storage systems for use in material processing Dec 2, 2024 Issued
Array ( [id] => 19847450 [patent_doc_number] => 20250092801 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-20 [patent_title] => THERMAL ENERGY STORAGE SYSTEMS FOR USE IN MATERIAL PROCESSING [patent_app_type] => utility [patent_app_number] => 18/967420 [patent_app_country] => US [patent_app_date] => 2024-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 31762 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18967420 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/967420
THERMAL ENERGY STORAGE SYSTEMS FOR USE IN MATERIAL PROCESSING Dec 2, 2024 Pending
Array ( [id] => 19847451 [patent_doc_number] => 20250092802 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-20 [patent_title] => THERMAL ENERGY STORAGE SYSTEMS FOR USE IN MATERIAL PROCESSING [patent_app_type] => utility [patent_app_number] => 18/967440 [patent_app_country] => US [patent_app_date] => 2024-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 31750 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -43 [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] => 18967440 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/967440
Thermal energy storage systems for use in material processing Dec 2, 2024 Issued
Array ( [id] => 20480855 [patent_doc_number] => 12529327 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-20 [patent_title] => Thermal energy storage systems for use in material processing [patent_app_type] => utility [patent_app_number] => 18/967374 [patent_app_country] => US [patent_app_date] => 2024-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 35 [patent_no_of_words] => 27023 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18967374 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/967374
Thermal energy storage systems for use in material processing Dec 2, 2024 Issued
Array ( [id] => 19898325 [patent_doc_number] => 12276236 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-15 [patent_title] => Energy storage method and device for biomass cascade pyrolysis coupled with new energy power generation [patent_app_type] => utility [patent_app_number] => 18/957936 [patent_app_country] => US [patent_app_date] => 2024-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 979 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18957936 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/957936
Energy storage method and device for biomass cascade pyrolysis coupled with new energy power generation Nov 24, 2024 Issued
Array ( [id] => 19800282 [patent_doc_number] => 20250066207 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => PRODUCING CARBON DIOXIDE WITH WASTE HEAT [patent_app_type] => utility [patent_app_number] => 18/948550 [patent_app_country] => US [patent_app_date] => 2024-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15344 [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] => 18948550 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/948550
PRODUCING CARBON DIOXIDE WITH WASTE HEAT Nov 14, 2024 Pending
Array ( [id] => 20041720 [patent_doc_number] => 20250179942 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-05 [patent_title] => Thermal Energy Storage System with Radiation Cavities [patent_app_type] => utility [patent_app_number] => 18/947999 [patent_app_country] => US [patent_app_date] => 2024-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 113784 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -57 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18947999 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/947999
Thermal energy storage system with radiation cavities Nov 13, 2024 Issued
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