Search

Patrick C. Chen

Examiner (ID: 3704, Phone: (571)270-7207 , Office: P/2842 )

Most Active Art Unit
2842
Art Unit(s)
2816, 2842, 2836
Total Applications
705
Issued Applications
539
Pending Applications
79
Abandoned Applications
100

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20448961 [patent_doc_number] => 20260005687 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-01 [patent_title] => CIRCUIT UNIT, CIRCUIT ARRANGEMENT AND METHOD FOR REDUCING SWITCHING LOSSES OF A SEMICONDUCTOR SWITCH [patent_app_type] => utility [patent_app_number] => 19/215828 [patent_app_country] => US [patent_app_date] => 2025-05-22 [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] => -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] => 19215828 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/215828
CIRCUIT UNIT, CIRCUIT ARRANGEMENT AND METHOD FOR REDUCING SWITCHING LOSSES OF A SEMICONDUCTOR SWITCH May 21, 2025 Pending
19/128034 ELECTRONIC TIMING CHANNEL READOUT WITH MULTIPLEXING CAPABILITIES May 6, 2025 Pending
Array ( [id] => 20339419 [patent_doc_number] => 20250343539 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-06 [patent_title] => DIGITAL DISPLAY CONTROL BUFFER CIRCUIT AND DIGITAL DISPLAY CONTROL BUFFER APPARATUS [patent_app_type] => utility [patent_app_number] => 19/196451 [patent_app_country] => US [patent_app_date] => 2025-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1267 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19196451 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/196451
DIGITAL DISPLAY CONTROL BUFFER CIRCUIT AND DIGITAL DISPLAY CONTROL BUFFER APPARATUS Apr 30, 2025 Pending
Array ( [id] => 20284657 [patent_doc_number] => 20250309899 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-02 [patent_title] => LEVEL SHIFTER [patent_app_type] => utility [patent_app_number] => 19/095279 [patent_app_country] => US [patent_app_date] => 2025-03-31 [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] => -9 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19095279 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/095279
LEVEL SHIFTER Mar 30, 2025 Pending
Array ( [id] => 20011561 [patent_doc_number] => 20250149783 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => DEVICES AND METHODS RELATED TO SWITCH LINEARIZATION BY COMPENSATION OF A FIELD-EFFECT TRANSISTOR [patent_app_type] => utility [patent_app_number] => 19/017770 [patent_app_country] => US [patent_app_date] => 2025-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8026 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19017770 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/017770
DEVICES AND METHODS RELATED TO SWITCH LINEARIZATION BY COMPENSATION OF A FIELD-EFFECT TRANSISTOR Jan 11, 2025 Pending
Array ( [id] => 20198320 [patent_doc_number] => 20250275030 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-28 [patent_title] => CONSTANT ILLUMINANCE LIGHTING CONTROL DEVICE AND METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 19/017757 [patent_app_country] => US [patent_app_date] => 2025-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2358 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19017757 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/017757
CONSTANT ILLUMINANCE LIGHTING CONTROL DEVICE AND METHOD THEREOF Jan 11, 2025 Pending
Array ( [id] => 20011078 [patent_doc_number] => 20250149300 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => PLASMA PROCESSING APPARATUS AND PLASMA PROCESSING METHOD [patent_app_type] => utility [patent_app_number] => 19/015772 [patent_app_country] => US [patent_app_date] => 2025-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2441 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19015772 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/015772
PLASMA PROCESSING APPARATUS AND PLASMA PROCESSING METHOD Jan 9, 2025 Pending
Array ( [id] => 20545719 [patent_doc_number] => 20260052612 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-19 [patent_title] => HIGHLY COMPATIBLE LIGHTING DEVICE DRIVER [patent_app_type] => utility [patent_app_number] => 19/012883 [patent_app_country] => US [patent_app_date] => 2025-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1161 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19012883 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/012883
HIGHLY COMPATIBLE LIGHTING DEVICE DRIVER Jan 7, 2025 Pending
Array ( [id] => 20065512 [patent_doc_number] => 20250203734 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-19 [patent_title] => SYSTEM AND METHOD FOR MODIFYING A LIVING ENVIRONMENT TO ASSIST IN FALL PREVENTION [patent_app_type] => utility [patent_app_number] => 18/981897 [patent_app_country] => US [patent_app_date] => 2024-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8078 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18981897 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/981897
SYSTEM AND METHOD FOR MODIFYING A LIVING ENVIRONMENT TO ASSIST IN FALL PREVENTION Dec 15, 2024 Pending
Array ( [id] => 20409913 [patent_doc_number] => 20250379022 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-11 [patent_title] => ION SOURCE [patent_app_type] => utility [patent_app_number] => 18/977216 [patent_app_country] => US [patent_app_date] => 2024-12-11 [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] => 18977216 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/977216
ION SOURCE Dec 10, 2024 Pending
Array ( [id] => 19994529 [patent_doc_number] => 20250132751 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-24 [patent_title] => GLITCH MITIGATION IN SWITCHED REACTANCE PHASE SHIFTERS [patent_app_type] => utility [patent_app_number] => 18/973862 [patent_app_country] => US [patent_app_date] => 2024-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5033 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18973862 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/973862
GLITCH MITIGATION IN SWITCHED REACTANCE PHASE SHIFTERS Dec 8, 2024 Pending
Array ( [id] => 19851434 [patent_doc_number] => 20250096785 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-20 [patent_title] => APPARATUSES AND METHODS FOR DUTY CYCLE ADJUSTMENT [patent_app_type] => utility [patent_app_number] => 18/967295 [patent_app_country] => US [patent_app_date] => 2024-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7427 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18967295 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/967295
APPARATUSES AND METHODS FOR DUTY CYCLE ADJUSTMENT Dec 2, 2024 Pending
Array ( [id] => 20046916 [patent_doc_number] => 20250185138 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-05 [patent_title] => LIGHT EMITTING DEVICE [patent_app_type] => utility [patent_app_number] => 18/963184 [patent_app_country] => US [patent_app_date] => 2024-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10071 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18963184 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/963184
LIGHT EMITTING DEVICE Nov 26, 2024 Pending
Array ( [id] => 19835684 [patent_doc_number] => 20250087470 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-13 [patent_title] => SUBSTRATE PROCESSING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/957942 [patent_app_country] => US [patent_app_date] => 2024-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9000 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18957942 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/957942
SUBSTRATE PROCESSING APPARATUS Nov 24, 2024 Pending
Array ( [id] => 20049308 [patent_doc_number] => 20250187530 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => VEHICLE LIGHTING FIXTURE DEVICE [patent_app_type] => utility [patent_app_number] => 18/945557 [patent_app_country] => US [patent_app_date] => 2024-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1185 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18945557 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/945557
VEHICLE LIGHTING FIXTURE DEVICE Nov 12, 2024 Pending
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
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