Search

Patrick C. Chen

Examiner (ID: 15916, Phone: (571)270-7207 , Office: P/2842 )

Most Active Art Unit
2842
Art Unit(s)
2816, 2842, 2836
Total Applications
712
Issued Applications
544
Pending Applications
81
Abandoned Applications
100

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19804811 [patent_doc_number] => 20250070736 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => Travelling-Wave Tube, Electron Gun, and Power Amplification System [patent_app_type] => utility [patent_app_number] => 18/944812 [patent_app_country] => US [patent_app_date] => 2024-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17725 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18944812 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/944812
Travelling-Wave Tube, Electron Gun, and Power Amplification System Nov 11, 2024 Pending
Array ( [id] => 19785025 [patent_doc_number] => 20250058704 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-20 [patent_title] => TANKER TRUCK WITH REAR LIGHTING ASSEMBLY AND METHOD OF OPERATION [patent_app_type] => utility [patent_app_number] => 18/938363 [patent_app_country] => US [patent_app_date] => 2024-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 35923 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18938363 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/938363
TANKER TRUCK WITH REAR LIGHTING ASSEMBLY AND METHOD OF OPERATION Nov 5, 2024 Pending
Array ( [id] => 20012962 [patent_doc_number] => 20250151184 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => DIMMERS WITH AN IMPROVED GATE DRIVER CIRCUIT [patent_app_type] => utility [patent_app_number] => 18/936301 [patent_app_country] => US [patent_app_date] => 2024-11-04 [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] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18936301 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/936301
DIMMERS WITH AN IMPROVED GATE DRIVER CIRCUIT Nov 3, 2024 Pending
Array ( [id] => 20055764 [patent_doc_number] => 20250193986 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => POWER OVER ETHERNET (POE++) LIGHT EMITTING DIODE (LED) DRIVER AND A FIVE-CHANNEL CONTROLLER ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/936558 [patent_app_country] => US [patent_app_date] => 2024-11-04 [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] => -4 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18936558 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/936558
POWER OVER ETHERNET (POE++) LIGHT EMITTING DIODE (LED) DRIVER AND A FIVE-CHANNEL CONTROLLER ASSEMBLY Nov 3, 2024 Pending
Array ( [id] => 19758706 [patent_doc_number] => 20250047271 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-06 [patent_title] => METHODS AND APPARATUS FOR CROSS-CONDUCTION DETECTION [patent_app_type] => utility [patent_app_number] => 18/924210 [patent_app_country] => US [patent_app_date] => 2024-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14572 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18924210 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/924210
METHODS AND APPARATUS FOR CROSS-CONDUCTION DETECTION Oct 22, 2024 Pending
Array ( [id] => 19874193 [patent_doc_number] => 12267069 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-04-01 [patent_title] => Single-event effect tolerant register [patent_app_type] => utility [patent_app_number] => 18/923166 [patent_app_country] => US [patent_app_date] => 2024-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 8092 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18923166 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/923166
Single-event effect tolerant register Oct 21, 2024 Issued
Array ( [id] => 20631712 [patent_doc_number] => 20260096002 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-04-02 [patent_title] => DIELECTRIC BARRIER DISCHARGE DEVICE CONFIGURATIONS [patent_app_type] => utility [patent_app_number] => 18/901402 [patent_app_country] => US [patent_app_date] => 2024-09-30 [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] => -10 [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] => 18901402 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/901402
DIELECTRIC BARRIER DISCHARGE DEVICE CONFIGURATIONS Sep 29, 2024 Pending
Array ( [id] => 19713319 [patent_doc_number] => 20250023461 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => ACTIVE ELECTROMAGNETIC INTERFERENCE FILTER WITH DAMPING NETWORK [patent_app_type] => utility [patent_app_number] => 18/899286 [patent_app_country] => US [patent_app_date] => 2024-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8456 [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] => 18899286 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/899286
ACTIVE ELECTROMAGNETIC INTERFERENCE FILTER WITH DAMPING NETWORK Sep 26, 2024 Pending
Array ( [id] => 20590093 [patent_doc_number] => 20260075694 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-12 [patent_title] => LOW-POWER LED LIGHT STRING CONTROL SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 18/896408 [patent_app_country] => US [patent_app_date] => 2024-09-25 [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] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18896408 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/896408
LOW-POWER LED LIGHT STRING CONTROL SYSTEM AND METHOD Sep 24, 2024 Pending
Array ( [id] => 19714431 [patent_doc_number] => 20250024573 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => LIGHT-EMITTING ELEMENT DRIVING DEVICE [patent_app_type] => utility [patent_app_number] => 18/895847 [patent_app_country] => US [patent_app_date] => 2024-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18200 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18895847 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/895847
Light-emitting element driving device Sep 24, 2024 Issued
Array ( [id] => 20618153 [patent_doc_number] => 20260088256 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-26 [patent_title] => FLOW ADAPTORS FOR GAS FLOWS, AND RELATED PROCESSING CHAMBERS, PROCESSING SYSTEMS, APPARATUS, AND METHODS [patent_app_type] => utility [patent_app_number] => 18/895100 [patent_app_country] => US [patent_app_date] => 2024-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1205 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18895100 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/895100
FLOW ADAPTORS FOR GAS FLOWS, AND RELATED PROCESSING CHAMBERS, PROCESSING SYSTEMS, APPARATUS, AND METHODS Sep 23, 2024 Pending
Array ( [id] => 19692241 [patent_doc_number] => 20250010786 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-09 [patent_title] => VEHICLE LAMP SYSTEM, LIGHT DISTRIBUTION CONTROLLING DEVICE, AND LIGHT DISTRIBUTION CONTROLLING METHOD [patent_app_type] => utility [patent_app_number] => 18/887137 [patent_app_country] => US [patent_app_date] => 2024-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9216 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18887137 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/887137
VEHICLE LAMP SYSTEM, LIGHT DISTRIBUTION CONTROLLING DEVICE, AND LIGHT DISTRIBUTION CONTROLLING METHOD Sep 16, 2024 Pending
Array ( [id] => 20044791 [patent_doc_number] => 20250183013 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-05 [patent_title] => ELECTROSTATIC CHUCK AND PLASMA PROCESSING APPARATUS INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 18/887575 [patent_app_country] => US [patent_app_date] => 2024-09-17 [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] => -17 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18887575 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/887575
ELECTROSTATIC CHUCK AND PLASMA PROCESSING APPARATUS INCLUDING THE SAME Sep 16, 2024 Pending
Array ( [id] => 20700892 [patent_doc_number] => 12623586 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-12 [patent_title] => Light distribution controlling device, vehicle lamp system, and light distribution controlling method [patent_app_type] => utility [patent_app_number] => 18/827925 [patent_app_country] => US [patent_app_date] => 2024-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 25 [patent_no_of_words] => 2305 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18827925 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/827925
Light distribution controlling device, vehicle lamp system, and light distribution controlling method Sep 8, 2024 Issued
Array ( [id] => 20090856 [patent_doc_number] => 20250220792 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => CONVERTER CIRCUIT AND CONTROL METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/679131 [patent_app_country] => US [patent_app_date] => 2024-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2297 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18679131 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/679131
Converter circuit and control method thereof May 29, 2024 Issued
Array ( [id] => 19407066 [patent_doc_number] => 20240290577 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD [patent_app_type] => utility [patent_app_number] => 18/660479 [patent_app_country] => US [patent_app_date] => 2024-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16076 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18660479 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/660479
SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD May 9, 2024 Pending
Array ( [id] => 19643819 [patent_doc_number] => 20240418339 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 18/659611 [patent_app_country] => US [patent_app_date] => 2024-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6788 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18659611 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/659611
ELECTRONIC DEVICE May 8, 2024 Pending
Array ( [id] => 20322152 [patent_doc_number] => 20250334240 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-30 [patent_title] => LIGHTING APPARATUS FOR VEHICLE [patent_app_type] => utility [patent_app_number] => 18/650128 [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] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 236 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18650128 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/650128
Lighting apparatus for vehicle Apr 29, 2024 Issued
Array ( [id] => 20734429 [patent_doc_number] => 12641694 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-26 [patent_title] => Fast PWM dimming apparatus and control method [patent_app_type] => utility [patent_app_number] => 18/645338 [patent_app_country] => US [patent_app_date] => 2024-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 2525 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18645338 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/645338
Fast PWM dimming apparatus and control method Apr 23, 2024 Issued
Array ( [id] => 19548415 [patent_doc_number] => 20240365451 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-31 [patent_title] => Arrangement including an LED Pixel Matrix with LEDs Connected Anti-Parallel and a Driver Circuit for Controlling the LED Pixels [patent_app_type] => utility [patent_app_number] => 18/641682 [patent_app_country] => US [patent_app_date] => 2024-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3266 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 479 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18641682 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/641682
Arrangement including an LED pixel matrix with LEDs connected anti-parallel and a driver circuit for controlling the LED pixels Apr 21, 2024 Issued
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