Search

Stephen A. Vu

Examiner (ID: 3982)

Most Active Art Unit
3652
Art Unit(s)
3507, 3652, 3636, 3624, 3651, 3654
Total Applications
2052
Issued Applications
1657
Pending Applications
106
Abandoned Applications
310

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18895940 [patent_doc_number] => 20240011425 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-11 [patent_title] => METHOD, PROCESSING UNIT, AND COMPUTER PROGRAM FOR ASCERTAINING FILL LEVELS OF A FIRST EXHAUST GAS CATALYTIC CONVERTER AND OF A SECOND EXHAUST GAS CATALYTIC CONVERTER [patent_app_type] => utility [patent_app_number] => 18/343949 [patent_app_country] => US [patent_app_date] => 2023-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3681 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 18343949 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/343949
METHOD, PROCESSING UNIT, AND COMPUTER PROGRAM FOR ASCERTAINING FILL LEVELS OF A FIRST EXHAUST GAS CATALYTIC CONVERTER AND OF A SECOND EXHAUST GAS CATALYTIC CONVERTER Jun 28, 2023 Pending
Array ( [id] => 19492172 [patent_doc_number] => 12110872 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-08 [patent_title] => Method for de-icing at least one rotor blade of a wind power installation [patent_app_type] => utility [patent_app_number] => 18/343468 [patent_app_country] => US [patent_app_date] => 2023-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 8527 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18343468 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/343468
Method for de-icing at least one rotor blade of a wind power installation Jun 27, 2023 Issued
Array ( [id] => 19425597 [patent_doc_number] => 12085001 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-10 [patent_title] => Heater control in heavy-duty motor vehicle engines [patent_app_type] => utility [patent_app_number] => 18/343660 [patent_app_country] => US [patent_app_date] => 2023-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 7226 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18343660 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/343660
Heater control in heavy-duty motor vehicle engines Jun 27, 2023 Issued
Array ( [id] => 18831438 [patent_doc_number] => 20230399965 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-14 [patent_title] => CONTROLLER AND CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 18/329663 [patent_app_country] => US [patent_app_date] => 2023-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12012 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18329663 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/329663
Controller and control method for internal combustion engine Jun 5, 2023 Issued
Array ( [id] => 20086187 [patent_doc_number] => 20250216123 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => CONCENTRIC CHANNEL GROUND HEAT EXCHANGER [patent_app_type] => utility [patent_app_number] => 18/867171 [patent_app_country] => US [patent_app_date] => 2023-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15907 [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] => 18867171 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/867171
CONCENTRIC CHANNEL GROUND HEAT EXCHANGER May 29, 2023 Pending
Array ( [id] => 19441733 [patent_doc_number] => 12091978 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-09-17 [patent_title] => Power system with carbon dioxide working fluid, generator, and propulsion system [patent_app_type] => utility [patent_app_number] => 18/320178 [patent_app_country] => US [patent_app_date] => 2023-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 13944 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 343 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18320178 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/320178
Power system with carbon dioxide working fluid, generator, and propulsion system May 17, 2023 Issued
Array ( [id] => 19013611 [patent_doc_number] => 11920532 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-05 [patent_title] => Exhaust gas control apparatus for internal combustion engine and exhaust gas control method for the same [patent_app_type] => utility [patent_app_number] => 18/316158 [patent_app_country] => US [patent_app_date] => 2023-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 14 [patent_no_of_words] => 8886 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18316158 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/316158
Exhaust gas control apparatus for internal combustion engine and exhaust gas control method for the same May 10, 2023 Issued
Array ( [id] => 20207766 [patent_doc_number] => 20250277486 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-04 [patent_title] => A FLOW STREAM FILTERING METHOD AND SYSTEM [patent_app_type] => utility [patent_app_number] => 18/858514 [patent_app_country] => US [patent_app_date] => 2023-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3594 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18858514 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/858514
A FLOW STREAM FILTERING METHOD AND SYSTEM May 2, 2023 Pending
Array ( [id] => 18830452 [patent_doc_number] => 20230398976 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-14 [patent_title] => DRIVING FORCE CONTROL SYSTEM FOR HYBRID VEHICLE [patent_app_type] => utility [patent_app_number] => 18/307095 [patent_app_country] => US [patent_app_date] => 2023-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5337 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18307095 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/307095
Driving force control system for hybrid vehicle Apr 25, 2023 Issued
Array ( [id] => 18709909 [patent_doc_number] => 20230332531 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => SYSTEMS AND METHODS FOR MULTI-FACTOR DIAGNOSIS OF EXHAUST AFTERTREATMENT SYSTEM COMPONENTS [patent_app_type] => utility [patent_app_number] => 18/134398 [patent_app_country] => US [patent_app_date] => 2023-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11467 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18134398 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/134398
Systems and methods for multi-factor diagnosis of exhaust aftertreatment system components Apr 12, 2023 Issued
Array ( [id] => 20375645 [patent_doc_number] => 12483090 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Electric compressor [patent_app_type] => utility [patent_app_number] => 18/724697 [patent_app_country] => US [patent_app_date] => 2023-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 1212 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 749 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18724697 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/724697
Electric compressor Apr 12, 2023 Issued
Array ( [id] => 18613095 [patent_doc_number] => 20230279831 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => SYSTEM AND METHOD OF CAPTURING AND STORING OCEAN WAVE MOTION USING AN ALTERNATING-TO-DIRECT MOTION CONVERTER AND LIFTABLE WEIGHTS [patent_app_type] => utility [patent_app_number] => 18/298331 [patent_app_country] => US [patent_app_date] => 2023-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8877 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18298331 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/298331
SYSTEM AND METHOD OF CAPTURING AND STORING OCEAN WAVE MOTION USING AN ALTERNATING-TO-DIRECT MOTION CONVERTER AND LIFTABLE WEIGHTS Apr 9, 2023 Abandoned
Array ( [id] => 19479897 [patent_doc_number] => 20240327939 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => SUSTAINABLE STEEL PRODUCTION WITH CO-GENERATION OF HYDROGEN [patent_app_type] => utility [patent_app_number] => 18/295050 [patent_app_country] => US [patent_app_date] => 2023-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6253 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18295050 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/295050
Sustainable steel production with co-generation of hydrogen Apr 2, 2023 Issued
Array ( [id] => 20069350 [patent_doc_number] => 20250207572 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => A COMPRESSOR ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/847513 [patent_app_country] => US [patent_app_date] => 2023-03-17 [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] => -18 [patent_words_short_claim] => 266 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18847513 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/847513
Compressor assembly Mar 16, 2023 Issued
Array ( [id] => 20124874 [patent_doc_number] => 20250239905 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-24 [patent_title] => BLOWER [patent_app_type] => utility [patent_app_number] => 18/853305 [patent_app_country] => US [patent_app_date] => 2023-03-09 [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] => -8 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18853305 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/853305
BLOWER Mar 8, 2023 Pending
Array ( [id] => 19999210 [patent_doc_number] => 20250137432 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-01 [patent_title] => Pressure-Differential Engine Apparatus [patent_app_type] => utility [patent_app_number] => 18/571751 [patent_app_country] => US [patent_app_date] => 2023-03-07 [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] => -22 [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] => 18571751 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/571751
Pressure-Differential Engine Apparatus Mar 6, 2023 Pending
Array ( [id] => 20467133 [patent_doc_number] => 12523168 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-13 [patent_title] => Working machine, degradation detection device for oxidation catalyst, degradation detection method for oxidation catalyst, and degradation detection program for oxidation catalyst [patent_app_type] => utility [patent_app_number] => 18/842122 [patent_app_country] => US [patent_app_date] => 2023-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1219 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18842122 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/842122
Working machine, degradation detection device for oxidation catalyst, degradation detection method for oxidation catalyst, and degradation detection program for oxidation catalyst Feb 27, 2023 Issued
Array ( [id] => 18650211 [patent_doc_number] => 20230296043 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => VEHICLE [patent_app_type] => utility [patent_app_number] => 18/114516 [patent_app_country] => US [patent_app_date] => 2023-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7627 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18114516 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/114516
Vehicle engine control device Feb 26, 2023 Issued
Array ( [id] => 18583545 [patent_doc_number] => 20230265806 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => Method, computing unit, and computer program for determining an amount of hydrocarbons in an exhaust gas of a lean-operation internal-combustion engine [patent_app_type] => utility [patent_app_number] => 18/171099 [patent_app_country] => US [patent_app_date] => 2023-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3650 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 18171099 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/171099
Method, computing unit, and computer program for determining an amount of hydrocarbons in an exhaust gas of a lean-operation internal-combustion engine Feb 16, 2023 Issued
Array ( [id] => 18718513 [patent_doc_number] => 11795849 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-10-24 [patent_title] => Apparatus for purifying exhaust gas [patent_app_type] => utility [patent_app_number] => 18/107361 [patent_app_country] => US [patent_app_date] => 2023-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2945 [patent_no_of_claims] => 11 [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] => 18107361 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/107361
Apparatus for purifying exhaust gas Feb 7, 2023 Issued
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