Search

Johnny H. Hoang

Examiner (ID: 7027, Phone: (571)272-4843 , Office: P/3747 )

Most Active Art Unit
3747
Art Unit(s)
3747
Total Applications
2140
Issued Applications
1914
Pending Applications
87
Abandoned Applications
174

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20882708 [patent_doc_number] => 12698744 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-08-04 [patent_title] => Valve system for two-stroke engine [patent_app_type] => utility [patent_app_number] => 18/668502 [patent_app_country] => US [patent_app_date] => 2024-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 16 [patent_no_of_words] => 1187 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 18668502 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/668502
VALVE SYSTEM FOR TWO-STROKE ENGINE May 19, 2024 Pending
Array ( [id] => 20701948 [patent_doc_number] => 12624650 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-12 [patent_title] => Tapered engine exhaust valve [patent_app_type] => utility [patent_app_number] => 18/665004 [patent_app_country] => US [patent_app_date] => 2024-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18665004 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/665004
Tapered engine exhaust valve May 14, 2024 Issued
Array ( [id] => 20349364 [patent_doc_number] => 20250346216 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-13 [patent_title] => METHODS AND SYSTEMS FOR EVALUATING TRAILER BRAKING SYSTEM PERFORMANCE AND CONDITIONS [patent_app_type] => utility [patent_app_number] => 18/662998 [patent_app_country] => US [patent_app_date] => 2024-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1770 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18662998 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/662998
Methods and systems for evaluating trailer braking system performance and conditions May 12, 2024 Issued
Array ( [id] => 20093043 [patent_doc_number] => 20250222979 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-10 [patent_title] => METHOD AND DEVICE OF DETERMINING TRAVELING SAFETY RISK FACTOR BY DETERMINING OUTLIER OF STEERING WHEEL ACTUATOR [patent_app_type] => utility [patent_app_number] => 18/655229 [patent_app_country] => US [patent_app_date] => 2024-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1148 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18655229 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/655229
Method and device of determining traveling safety risk factor by determining outlier of steering wheel actuator May 3, 2024 Issued
Array ( [id] => 19388911 [patent_doc_number] => 20240278781 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => VEHICLE AND CONTROL DEVICE [patent_app_type] => utility [patent_app_number] => 18/653545 [patent_app_country] => US [patent_app_date] => 2024-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9103 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18653545 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/653545
VEHICLE AND CONTROL DEVICE May 1, 2024 Pending
Array ( [id] => 20373026 [patent_doc_number] => 12480455 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Engine control system and methods [patent_app_type] => utility [patent_app_number] => 18/650733 [patent_app_country] => US [patent_app_date] => 2024-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 2875 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18650733 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/650733
Engine control system and methods Apr 29, 2024 Issued
Array ( [id] => 19388889 [patent_doc_number] => 20240278759 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => Braking Apparatus, Braking System, and Vehicle [patent_app_type] => utility [patent_app_number] => 18/650959 [patent_app_country] => US [patent_app_date] => 2024-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15708 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18650959 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/650959
Braking apparatus, braking system, and vehicle Apr 29, 2024 Issued
Array ( [id] => 20319350 [patent_doc_number] => 20250331438 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-30 [patent_title] => WORK VEHICLES WITH CONSTANT CURVATURE CONTROL DURING STEERING MODE TRANSITIONS [patent_app_type] => utility [patent_app_number] => 18/649605 [patent_app_country] => US [patent_app_date] => 2024-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4771 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18649605 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/649605
WORK VEHICLES WITH CONSTANT CURVATURE CONTROL DURING STEERING MODE TRANSITIONS Apr 28, 2024 Pending
Array ( [id] => 20024423 [patent_doc_number] => 20250162645 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => STEERING CONTROL APPARATUS AND METHOD [patent_app_type] => utility [patent_app_number] => 18/649234 [patent_app_country] => US [patent_app_date] => 2024-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2338 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18649234 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/649234
Steering control apparatus and method Apr 28, 2024 Issued
Array ( [id] => 20466009 [patent_doc_number] => 12522040 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-13 [patent_title] => Vehicle suspension control device [patent_app_type] => utility [patent_app_number] => 18/643021 [patent_app_country] => US [patent_app_date] => 2024-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18643021 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/643021
Vehicle suspension control device Apr 22, 2024 Issued
Array ( [id] => 19793844 [patent_doc_number] => 12234781 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-02-25 [patent_title] => Engine braking strategy using cylinder flow-through path for optimizing braking power [patent_app_type] => utility [patent_app_number] => 18/633622 [patent_app_country] => US [patent_app_date] => 2024-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3862 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18633622 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/633622
Engine braking strategy using cylinder flow-through path for optimizing braking power Apr 11, 2024 Issued
Array ( [id] => 19904625 [patent_doc_number] => 12281622 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-04-22 [patent_title] => Fuel control system for internal combustion engine having multiple injection systems [patent_app_type] => utility [patent_app_number] => 18/631664 [patent_app_country] => US [patent_app_date] => 2024-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18631664 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/631664
Fuel control system for internal combustion engine having multiple injection systems Apr 9, 2024 Issued
Array ( [id] => 20413632 [patent_doc_number] => 12496900 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => In-vehicle fuel tank device and utility vehicle [patent_app_type] => utility [patent_app_number] => 18/619516 [patent_app_country] => US [patent_app_date] => 2024-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18619516 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/619516
In-vehicle fuel tank device and utility vehicle Mar 27, 2024 Issued
Array ( [id] => 20084634 [patent_doc_number] => 20250214570 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => VEHICLE'S SIDE VIEW MIRROR PROTECTION AGAINST DAMAGES [patent_app_type] => utility [patent_app_number] => 18/619717 [patent_app_country] => US [patent_app_date] => 2024-03-28 [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] => -17 [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] => 18619717 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/619717
VEHICLE'S SIDE VIEW MIRROR PROTECTION AGAINST DAMAGES Mar 27, 2024 Pending
Array ( [id] => 19511565 [patent_doc_number] => 20240343251 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => METHOD AND CONTROL ARRANGEMENT FOR CONTROLLING A VEHICLE DURING A DOWNHILL START [patent_app_type] => utility [patent_app_number] => 18/616338 [patent_app_country] => US [patent_app_date] => 2024-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8191 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 18616338 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/616338
Method and control arrangement for controlling a vehicle during a downhill start Mar 25, 2024 Issued
Array ( [id] => 19299305 [patent_doc_number] => 20240227872 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => CONTROL METHOD FOR TRAIN TO ENTER EMERGENCY TRACTION MODE AND TRAIN [patent_app_type] => utility [patent_app_number] => 18/614866 [patent_app_country] => US [patent_app_date] => 2024-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7533 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18614866 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/614866
Control method for train to enter emergency traction mode and train Mar 24, 2024 Issued
Array ( [id] => 20593127 [patent_doc_number] => 12576828 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-17 [patent_title] => Brake-system temperature monitoring with warning and vehicle control [patent_app_type] => utility [patent_app_number] => 18/609359 [patent_app_country] => US [patent_app_date] => 2024-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 3363 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18609359 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/609359
Brake-system temperature monitoring with warning and vehicle control Mar 18, 2024 Issued
Array ( [id] => 20301974 [patent_doc_number] => 12447947 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-21 [patent_title] => Road condition detection using suspension sensors [patent_app_type] => utility [patent_app_number] => 18/604950 [patent_app_country] => US [patent_app_date] => 2024-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18604950 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/604950
Road condition detection using suspension sensors Mar 13, 2024 Issued
Array ( [id] => 20492063 [patent_doc_number] => 12533922 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-27 [patent_title] => Vehicle control device [patent_app_type] => utility [patent_app_number] => 18/603439 [patent_app_country] => US [patent_app_date] => 2024-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18603439 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/603439
Vehicle control device Mar 12, 2024 Issued
Array ( [id] => 20330327 [patent_doc_number] => 12460596 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Fuel injector drive system [patent_app_type] => utility [patent_app_number] => 18/599814 [patent_app_country] => US [patent_app_date] => 2024-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18599814 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/599814
Fuel injector drive system Mar 7, 2024 Issued
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