Search

Davis D Hwu

Examiner (ID: 10544, Phone: (571)272-4904 , Office: P/3744 )

Most Active Art Unit
3752
Art Unit(s)
3752, 3744, 3753, 3763
Total Applications
3096
Issued Applications
2372
Pending Applications
166
Abandoned Applications
557

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18620945 [patent_doc_number] => 11753973 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-12 [patent_title] => Exhaust apparatus [patent_app_type] => utility [patent_app_number] => 17/701494 [patent_app_country] => US [patent_app_date] => 2022-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7329 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 275 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17701494 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/701494
Exhaust apparatus Mar 21, 2022 Issued
Array ( [id] => 17673482 [patent_doc_number] => 20220186649 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-16 [patent_title] => SYSTEMS AND METHODS FOR REDUCTANT DELIVERY IN AFTERTREATMENT SYSTEMS FOR INTERNAL COMBUSTION ENGINES [patent_app_type] => utility [patent_app_number] => 17/684145 [patent_app_country] => US [patent_app_date] => 2022-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9094 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17684145 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/684145
Systems and methods for reductant delivery in aftertreatment systems for internal combustion engines Feb 28, 2022 Issued
Array ( [id] => 19113513 [patent_doc_number] => 20240125263 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => EXHAUST GAS AFTERTREATMENT SYSTEM [patent_app_type] => utility [patent_app_number] => 18/278061 [patent_app_country] => US [patent_app_date] => 2022-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11703 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18278061 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/278061
EXHAUST GAS AFTERTREATMENT SYSTEM Feb 20, 2022 Pending
Array ( [id] => 18583512 [patent_doc_number] => 20230265773 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => LNT REGENERATION WITH HYDROGEN FOR TRANSPORT ENGINE APPLICATION [patent_app_type] => utility [patent_app_number] => 17/651687 [patent_app_country] => US [patent_app_date] => 2022-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7414 [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] => 17651687 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/651687
LNT regeneration with hydrogen for transport engine application Feb 17, 2022 Issued
Array ( [id] => 18685735 [patent_doc_number] => 11781460 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-10 [patent_title] => Support assembly [patent_app_type] => utility [patent_app_number] => 17/674560 [patent_app_country] => US [patent_app_date] => 2022-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 5736 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 280 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17674560 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/674560
Support assembly Feb 16, 2022 Issued
Array ( [id] => 17808161 [patent_doc_number] => 20220259996 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => METHOD FOR PROVIDING A POWER SUPPLY FOR AT LEAST ONE ELECTRICALLY HEATABLE CATALYST OF A MOTOR VEHICLE SITUATED IN AN EXHAUST GAS TRACT, AND A MOTOR VEHICLE COMPRISING AT LEAST ONE ELECTRICALLY HEATABLE CATALYST SITUATED IN AN EXHAUST GAS TRACT OF THE MOTOR VEHICLE [patent_app_type] => utility [patent_app_number] => 17/671181 [patent_app_country] => US [patent_app_date] => 2022-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7243 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17671181 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/671181
Method for providing a power supply for at least one electrically heatable catalyst of a motor vehicle situated in an exhaust gas tract, and a motor vehicle comprising at least one electrically heatable catalyst situated in an exhaust gas tract of the motor vehicle Feb 13, 2022 Issued
Array ( [id] => 17777290 [patent_doc_number] => 20220243639 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-04 [patent_title] => EXHAUST GAS TREATMENT ASSEMBLY FOR AN EXHAUST GAS SYSTEM OF AN INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 17/665008 [patent_app_country] => US [patent_app_date] => 2022-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5947 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [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] => 17665008 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/665008
Exhaust gas treatment assembly for an exhaust gas system of an internal combustion engine Feb 3, 2022 Issued
Array ( [id] => 18045375 [patent_doc_number] => 11519317 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-12-06 [patent_title] => Engine systems with exhaust air injection after three-way catalytic converters for non stoichiometric rich operation [patent_app_type] => utility [patent_app_number] => 17/649840 [patent_app_country] => US [patent_app_date] => 2022-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 5452 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17649840 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/649840
Engine systems with exhaust air injection after three-way catalytic converters for non stoichiometric rich operation Feb 2, 2022 Issued
Array ( [id] => 19068004 [patent_doc_number] => 20240102430 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => NEAR ISOTHERMAL MACHINE [patent_app_type] => utility [patent_app_number] => 18/262396 [patent_app_country] => US [patent_app_date] => 2022-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7734 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18262396 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/262396
NEAR ISOTHERMAL MACHINE Jan 10, 2022 Pending
Array ( [id] => 18045376 [patent_doc_number] => 11519318 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-06 [patent_title] => Emissions reduction systems and methods [patent_app_type] => utility [patent_app_number] => 17/572105 [patent_app_country] => US [patent_app_date] => 2022-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 7558 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17572105 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/572105
Emissions reduction systems and methods Jan 9, 2022 Issued
Array ( [id] => 18871733 [patent_doc_number] => 11859523 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-02 [patent_title] => Muffler [patent_app_type] => utility [patent_app_number] => 17/647192 [patent_app_country] => US [patent_app_date] => 2022-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 10452 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17647192 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/647192
Muffler Jan 5, 2022 Issued
Array ( [id] => 17563863 [patent_doc_number] => 20220128012 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-28 [patent_title] => EXHAUST CATALYST LIGHT-OFF IN AN OPPOSED-PISTON ENGINE [patent_app_type] => utility [patent_app_number] => 17/568601 [patent_app_country] => US [patent_app_date] => 2022-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8812 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 17568601 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/568601
Exhaust catalyst light-off in an opposed-piston engine Jan 3, 2022 Issued
Array ( [id] => 18452518 [patent_doc_number] => 20230193797 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => REDUCE COLD START INTERNAL COMBUSTION ENGINE GASEOUS POLLUTANTS EMISSIONS USING ADSORBENTS IN A CARTRIDGE IN A BYPASS EXHAUST LINE [patent_app_type] => utility [patent_app_number] => 17/644884 [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] => 6080 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17644884 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/644884
Reduce cold start internal combustion engine gaseous pollutants emissions using adsorbents in a cartridge in a bypass exhaust line Dec 16, 2021 Issued
Array ( [id] => 17735414 [patent_doc_number] => 20220220873 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-14 [patent_title] => EXHAUST DEVICE [patent_app_type] => utility [patent_app_number] => 17/552273 [patent_app_country] => US [patent_app_date] => 2021-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7840 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17552273 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/552273
Exhaust device Dec 14, 2021 Issued
Array ( [id] => 18392106 [patent_doc_number] => 20230160325 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => EXHAUST SYSTEM TUNER TUBE TO REDUCE STANDING WAVE [patent_app_type] => utility [patent_app_number] => 17/533946 [patent_app_country] => US [patent_app_date] => 2021-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7819 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17533946 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/533946
Exhaust system tuner tube to reduce standing wave Nov 22, 2021 Issued
Array ( [id] => 18845429 [patent_doc_number] => 20230407833 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => Submersible Hydraulic Assembly with Facilitated Deployment, Facilitated Maintenance and Improved Torsional Stiffness for an Energy Storage Plant, Energy Storage Plant Comprising Said Submersible Hydraulic Assembly, Method for Performing [patent_app_type] => utility [patent_app_number] => 18/037717 [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] => 5401 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18037717 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/037717
Submersible Hydraulic Assembly with Facilitated Deployment, Facilitated Maintenance and Improved Torsional Stiffness for an Energy Storage Plant, Energy Storage Plant Comprising Said Submersible Hydraulic Assembly, Method for Performing Nov 18, 2021 Pending
Array ( [id] => 17612339 [patent_doc_number] => 20220154618 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => EXHAUST GAS HEATING ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/528948 [patent_app_country] => US [patent_app_date] => 2021-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7177 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17528948 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/528948
Exhaust gas heating assembly Nov 16, 2021 Issued
Array ( [id] => 18275073 [patent_doc_number] => 11614009 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-28 [patent_title] => Vehicle exhaust system [patent_app_type] => utility [patent_app_number] => 17/512762 [patent_app_country] => US [patent_app_date] => 2021-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 25 [patent_no_of_words] => 8505 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17512762 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/512762
Vehicle exhaust system Oct 27, 2021 Issued
Array ( [id] => 18862724 [patent_doc_number] => 20230417160 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => PLANT AND PROCESS FOR ENERGY STORAGE AND METHOD FOR CONTROLLING A HEAT CARRIER IN A PROCESS FOR ENERGY STORAGE [patent_app_type] => utility [patent_app_number] => 18/251822 [patent_app_country] => US [patent_app_date] => 2021-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11421 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18251822 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/251822
Plant and process for energy storage and method for controlling a heat carrier in a process for energy storage Oct 26, 2021 Issued
Array ( [id] => 18338555 [patent_doc_number] => 20230130504 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => PROCESS FOR CAPTURING CO2 FROM A MOBILE SOURCE USING EXHAUST HEAT [patent_app_type] => utility [patent_app_number] => 17/451936 [patent_app_country] => US [patent_app_date] => 2021-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23806 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -34 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17451936 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/451936
PROCESS FOR CAPTURING CO2 FROM A MOBILE SOURCE USING EXHAUST HEAT Oct 21, 2021 Pending
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