Search

Davis D. Hwu

Examiner (ID: 13943, Phone: (571)272-4904 , Office: P/3744 )

Most Active Art Unit
3752
Art Unit(s)
3752, 3753, 3763, 3744
Total Applications
3211
Issued Applications
2525
Pending Applications
134
Abandoned Applications
580

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20301827 [patent_doc_number] => 12447800 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-21 [patent_title] => Integrated thermal management system [patent_app_type] => utility [patent_app_number] => 18/219053 [patent_app_country] => US [patent_app_date] => 2023-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 2427 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18219053 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/219053
Integrated thermal management system Jul 5, 2023 Issued
Array ( [id] => 18861103 [patent_doc_number] => 20230415538 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => AIR CONDITIONER AND AN AIR CONDITIONING SYSTEM HAVING AN INTEGRATED HEAT EXCHANGER [patent_app_type] => utility [patent_app_number] => 18/215691 [patent_app_country] => US [patent_app_date] => 2023-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7816 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18215691 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/215691
Air conditioner and an air conditioning system having an integrated heat exchanger Jun 27, 2023 Issued
Array ( [id] => 18771819 [patent_doc_number] => 20230366640 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => HEAT EXCHANGER CORE LAYER [patent_app_type] => utility [patent_app_number] => 18/315106 [patent_app_country] => US [patent_app_date] => 2023-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2606 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18315106 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/315106
HEAT EXCHANGER CORE LAYER May 9, 2023 Pending
Array ( [id] => 20457381 [patent_doc_number] => 12520452 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-06 [patent_title] => Replaceable pump unit for cooling systems [patent_app_type] => utility [patent_app_number] => 18/312570 [patent_app_country] => US [patent_app_date] => 2023-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 35 [patent_no_of_words] => 10832 [patent_no_of_claims] => 51 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18312570 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/312570
Replaceable pump unit for cooling systems May 3, 2023 Issued
Array ( [id] => 20371848 [patent_doc_number] => 12479267 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Method of developing a control strategy for a vehicle thermal management system, and vehicle thermal management system [patent_app_type] => utility [patent_app_number] => 18/308141 [patent_app_country] => US [patent_app_date] => 2023-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18308141 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/308141
Method of developing a control strategy for a vehicle thermal management system, and vehicle thermal management system Apr 26, 2023 Issued
Array ( [id] => 18568073 [patent_doc_number] => 20230258409 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => HYBRID FLOW HEAT EXCHANGERS [patent_app_type] => utility [patent_app_number] => 18/305703 [patent_app_country] => US [patent_app_date] => 2023-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5013 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18305703 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/305703
Hybrid flow heat exchangers Apr 23, 2023 Issued
Array ( [id] => 18726911 [patent_doc_number] => 20230341192 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => THERMAL ENERGY STORAGE DEVICE AND SYSTEM [patent_app_type] => utility [patent_app_number] => 18/138469 [patent_app_country] => US [patent_app_date] => 2023-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22460 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18138469 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/138469
Thermal energy storage device and system Apr 23, 2023 Issued
Array ( [id] => 20416843 [patent_doc_number] => 12500137 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Directly impinging pressure modulated spray cooling and methods of target temperature control [patent_app_type] => utility [patent_app_number] => 18/137987 [patent_app_country] => US [patent_app_date] => 2023-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 24 [patent_no_of_words] => 2326 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18137987 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/137987
Directly impinging pressure modulated spray cooling and methods of target temperature control Apr 20, 2023 Issued
Array ( [id] => 20144828 [patent_doc_number] => 12379164 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-05 [patent_title] => Evaporator [patent_app_type] => utility [patent_app_number] => 18/136073 [patent_app_country] => US [patent_app_date] => 2023-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [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] => 18136073 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/136073
Evaporator Apr 17, 2023 Issued
Array ( [id] => 19217130 [patent_doc_number] => 20240181834 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => Integrated-Type Air-Conditioning System [patent_app_type] => utility [patent_app_number] => 18/301602 [patent_app_country] => US [patent_app_date] => 2023-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5361 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18301602 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/301602
Integrated-type air-conditioning system Apr 16, 2023 Issued
Array ( [id] => 18536542 [patent_doc_number] => 20230241632 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-03 [patent_title] => SHOWERHEAD [patent_app_type] => utility [patent_app_number] => 18/133170 [patent_app_country] => US [patent_app_date] => 2023-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20531 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18133170 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/133170
SHOWERHEAD Apr 10, 2023 Abandoned
Array ( [id] => 20078450 [patent_doc_number] => 12352508 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-08 [patent_title] => Heat exchanger and method for manufacturing same [patent_app_type] => utility [patent_app_number] => 18/128696 [patent_app_country] => US [patent_app_date] => 2023-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18128696 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/128696
Heat exchanger and method for manufacturing same Mar 29, 2023 Issued
Array ( [id] => 19082596 [patent_doc_number] => 20240109397 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-04 [patent_title] => METHOD FOR CONTROLLING ELECTRIC HEATER OF VEHICULAR HVAC SYSTEM [patent_app_type] => utility [patent_app_number] => 18/128446 [patent_app_country] => US [patent_app_date] => 2023-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11044 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18128446 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/128446
Method for controlling electric heater of vehicular HVAC system Mar 29, 2023 Issued
Array ( [id] => 19910952 [patent_doc_number] => 12287158 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-29 [patent_title] => Heat exchanger and method for manufacturing same [patent_app_type] => utility [patent_app_number] => 18/128761 [patent_app_country] => US [patent_app_date] => 2023-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 1227 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18128761 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/128761
Heat exchanger and method for manufacturing same Mar 29, 2023 Issued
Array ( [id] => 20130001 [patent_doc_number] => 12372306 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-29 [patent_title] => Heat exchanger and method for manufacturing same [patent_app_type] => utility [patent_app_number] => 18/128656 [patent_app_country] => US [patent_app_date] => 2023-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18128656 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/128656
Heat exchanger and method for manufacturing same Mar 29, 2023 Issued
Array ( [id] => 20371289 [patent_doc_number] => 12478704 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Method and system of sensor feedback for a scent diffusion device [patent_app_type] => utility [patent_app_number] => 18/128791 [patent_app_country] => US [patent_app_date] => 2023-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 28 [patent_no_of_words] => 35135 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18128791 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/128791
Method and system of sensor feedback for a scent diffusion device Mar 29, 2023 Issued
Array ( [id] => 19480678 [patent_doc_number] => 20240328720 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => EXHAUST GAS HEAT EXCHANGER WITH TWISTED RESTRICTOR [patent_app_type] => utility [patent_app_number] => 18/193006 [patent_app_country] => US [patent_app_date] => 2023-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1703 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18193006 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/193006
Exhaust gas heat exchanger with twisted restrictor Mar 29, 2023 Issued
Array ( [id] => 18691824 [patent_doc_number] => 20230322050 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => HEAT EXCHANGER AND METHOD OF OPERATION [patent_app_type] => utility [patent_app_number] => 18/124884 [patent_app_country] => US [patent_app_date] => 2023-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7654 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18124884 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/124884
Heat exchanger and method of operation Mar 21, 2023 Issued
Array ( [id] => 18498321 [patent_doc_number] => 20230221026 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-13 [patent_title] => REFRIGERANT LEAK MANAGEMENT SYSTEMS [patent_app_type] => utility [patent_app_number] => 18/124409 [patent_app_country] => US [patent_app_date] => 2023-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12775 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18124409 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/124409
Refrigerant leak management systems Mar 20, 2023 Issued
Array ( [id] => 19040353 [patent_doc_number] => 20240090168 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => LIQUID COOLING DEVICE [patent_app_type] => utility [patent_app_number] => 18/123452 [patent_app_country] => US [patent_app_date] => 2023-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2740 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18123452 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/123452
Liquid cooling device Mar 19, 2023 Issued
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