
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
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 |