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] => 19812873 [patent_doc_number] => 12244288 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Balun with improved common mode rejection ratio [patent_app_type] => utility [patent_app_number] => 18/531264 [patent_app_country] => US [patent_app_date] => 2023-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 4375 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18531264 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/531264
Balun with improved common mode rejection ratio Dec 5, 2023 Issued
Array ( [id] => 19233139 [patent_doc_number] => 20240190331 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => METHODS AND APPARATUSES FOR ADAPTIVE HIGH BEAM CONTROL FOR A VEHICLE [patent_app_type] => utility [patent_app_number] => 18/531062 [patent_app_country] => US [patent_app_date] => 2023-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10314 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 18 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18531062 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/531062
METHODS AND APPARATUSES FOR ADAPTIVE HIGH BEAM CONTROL FOR A VEHICLE Dec 5, 2023 Pending
Array ( [id] => 20036213 [patent_doc_number] => 20250174435 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-29 [patent_title] => TRANSIENT CONTROL OF AN ASYMMETRIC WAVEFORM [patent_app_type] => utility [patent_app_number] => 18/518840 [patent_app_country] => US [patent_app_date] => 2023-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3504 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18518840 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/518840
TRANSIENT CONTROL OF AN ASYMMETRIC WAVEFORM Nov 23, 2023 Pending
Array ( [id] => 20346488 [patent_doc_number] => 12470224 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-11 [patent_title] => Spur cancellation for spur measurement [patent_app_type] => utility [patent_app_number] => 18/510215 [patent_app_country] => US [patent_app_date] => 2023-11-15 [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] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18510215 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/510215
Spur cancellation for spur measurement Nov 14, 2023 Issued
Array ( [id] => 19176038 [patent_doc_number] => 20240162012 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => SUBSTRATE PROCESSING APPARATUS INCLUDING COATING FILM AND INSPECTION METHOD OF COATING FILM FOR SUBSTRATE PROCESSING [patent_app_type] => utility [patent_app_number] => 18/388851 [patent_app_country] => US [patent_app_date] => 2023-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8794 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18388851 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/388851
SUBSTRATE PROCESSING APPARATUS INCLUDING COATING FILM AND INSPECTION METHOD OF COATING FILM FOR SUBSTRATE PROCESSING Nov 11, 2023 Pending
Array ( [id] => 18985721 [patent_doc_number] => 20240057690 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => POWER SUPPLY UNIT OF AEROSOL GENERATION DEVICE [patent_app_type] => utility [patent_app_number] => 18/502043 [patent_app_country] => US [patent_app_date] => 2023-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22126 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18502043 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/502043
POWER SUPPLY UNIT OF AEROSOL GENERATION DEVICE Nov 4, 2023 Pending
Array ( [id] => 18991741 [patent_doc_number] => 20240063710 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => DYNAMIC SIGNAL SLOPE COMPENSATION [patent_app_type] => utility [patent_app_number] => 18/498576 [patent_app_country] => US [patent_app_date] => 2023-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6964 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 18498576 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/498576
DYNAMIC SIGNAL SLOPE COMPENSATION Oct 30, 2023 Pending
Array ( [id] => 19858749 [patent_doc_number] => 12261610 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-25 [patent_title] => Frequency locked loop circuit and clock signal generation method [patent_app_type] => utility [patent_app_number] => 18/496908 [patent_app_country] => US [patent_app_date] => 2023-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7145 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18496908 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/496908
Frequency locked loop circuit and clock signal generation method Oct 28, 2023 Issued
Array ( [id] => 19192252 [patent_doc_number] => 20240171165 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => MULTI-STAGE DIGITALLY CONTROLLED DELAY LINE LINEARITY ENHANCING BY REDUNDANCY AND RANDOMIZATION [patent_app_type] => utility [patent_app_number] => 18/383511 [patent_app_country] => US [patent_app_date] => 2023-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5028 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18383511 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/383511
Multi-stage digitally controlled delay line linearity enhancing by redundancy and randomization Oct 24, 2023 Issued
Array ( [id] => 19794356 [patent_doc_number] => 12235296 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => High-voltage tolerant, high-speed reverse current detection and protection for buck-boost converters [patent_app_type] => utility [patent_app_number] => 18/489741 [patent_app_country] => US [patent_app_date] => 2023-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 13 [patent_no_of_words] => 10407 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 304 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18489741 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/489741
High-voltage tolerant, high-speed reverse current detection and protection for buck-boost converters Oct 17, 2023 Issued
Array ( [id] => 19117221 [patent_doc_number] => 20240128971 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => DEVICE AND METHOD FOR BULK INDUCED PRE-EMPHASIS TECHNIQUE IN CURRENT MODE TRANSMITTER FOR HIGH SPEED LINKS [patent_app_type] => utility [patent_app_number] => 18/481907 [patent_app_country] => US [patent_app_date] => 2023-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7415 [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] => 18481907 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/481907
DEVICE AND METHOD FOR BULK INDUCED PRE-EMPHASIS TECHNIQUE IN CURRENT MODE TRANSMITTER FOR HIGH SPEED LINKS Oct 4, 2023 Issued
Array ( [id] => 19804833 [patent_doc_number] => 20250070758 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => PHASE SHIFTER AND ELECTRONIC SWITCH [patent_app_type] => utility [patent_app_number] => 18/236940 [patent_app_country] => US [patent_app_date] => 2023-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18610 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 326 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18236940 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/236940
Phase shifter and electronic switch Aug 21, 2023 Issued
Array ( [id] => 18713531 [patent_doc_number] => 20230336167 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => METHODS AND APPARATUS FOR CROSS-CONDUCTION DETECTION [patent_app_type] => utility [patent_app_number] => 18/212213 [patent_app_country] => US [patent_app_date] => 2023-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14548 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18212213 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/212213
Methods and apparatus for cross-conduction detection Jun 20, 2023 Issued
Array ( [id] => 19646400 [patent_doc_number] => 20240420920 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => INTEGRATED GAS BOX AND ION SOURCE [patent_app_type] => utility [patent_app_number] => 18/210884 [patent_app_country] => US [patent_app_date] => 2023-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5532 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18210884 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/210884
Integrated gas box and ion source Jun 15, 2023 Issued
Array ( [id] => 19244980 [patent_doc_number] => 12015438 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-18 [patent_title] => Smart antenna switching method, electronic device and computer readable storage medium [patent_app_type] => utility [patent_app_number] => 18/210761 [patent_app_country] => US [patent_app_date] => 2023-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3158 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 291 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18210761 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/210761
Smart antenna switching method, electronic device and computer readable storage medium Jun 15, 2023 Issued
Array ( [id] => 20204050 [patent_doc_number] => 12406833 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Ion extraction optics having non uniform grid assembly [patent_app_type] => utility [patent_app_number] => 18/208762 [patent_app_country] => US [patent_app_date] => 2023-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 20 [patent_no_of_words] => 0 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18208762 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/208762
Ion extraction optics having non uniform grid assembly Jun 11, 2023 Issued
Array ( [id] => 18680924 [patent_doc_number] => 20230318587 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => SERIAL BUS REDRIVER WITH TRAILING EDGE BOOST CIRCUIT [patent_app_type] => utility [patent_app_number] => 18/329805 [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] => 6701 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18329805 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/329805
Serial bus redriver with trailing edge boost circuit Jun 5, 2023 Issued
Array ( [id] => 20326286 [patent_doc_number] => 20250338374 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-30 [patent_title] => LIGHT-EMITTING DEVICE [patent_app_type] => utility [patent_app_number] => 18/871216 [patent_app_country] => US [patent_app_date] => 2023-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2236 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 18871216 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/871216
LIGHT-EMITTING DEVICE Jun 1, 2023 Pending
Array ( [id] => 18662086 [patent_doc_number] => 20230308103 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => DELAY LINE, A DELAY LOCKED LOOP CIRCUIT AND A SEMICONDUCTOR APPARATUS USING THE DELAY LINE AND THE DELAY LOCKED LOOP CIRCUIT [patent_app_type] => utility [patent_app_number] => 18/326671 [patent_app_country] => US [patent_app_date] => 2023-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 29126 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18326671 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/326671
Delay line, a delay locked loop circuit and a semiconductor apparatus using the delay line and the delay locked loop circuit May 30, 2023 Issued
Array ( [id] => 20313466 [patent_doc_number] => 20250331095 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-23 [patent_title] => LINEAR ACCELERATOR SYSTEM [patent_app_type] => utility [patent_app_number] => 18/866870 [patent_app_country] => US [patent_app_date] => 2023-05-18 [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] => -16 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18866870 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/866870
LINEAR ACCELERATOR SYSTEM May 17, 2023 Pending
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