Search

Patrick C. Chen

Examiner (ID: 16543, Phone: (571)270-7207 , Office: P/2842 )

Most Active Art Unit
2842
Art Unit(s)
2816, 2842
Total Applications
665
Issued Applications
516
Pending Applications
83
Abandoned Applications
98

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19486538 [patent_doc_number] => 20240334580 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => LAMP [patent_app_type] => utility [patent_app_number] => 18/579622 [patent_app_country] => US [patent_app_date] => 2022-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13833 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18579622 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/579622
LAMP Jun 21, 2022 Pending
Array ( [id] => 19949824 [patent_doc_number] => 12321186 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-03 [patent_title] => Programmable voltage regulators for powering multiple circuit blocks [patent_app_type] => utility [patent_app_number] => 17/807302 [patent_app_country] => US [patent_app_date] => 2022-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 22 [patent_no_of_words] => 7140 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17807302 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/807302
Programmable voltage regulators for powering multiple circuit blocks Jun 15, 2022 Issued
Array ( [id] => 18041114 [patent_doc_number] => 20220385331 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => SIGNAL CONDITIONING CIRCUITS FOR COUPLING TO ANTENNA [patent_app_type] => utility [patent_app_number] => 17/663904 [patent_app_country] => US [patent_app_date] => 2022-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10247 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17663904 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/663904
Signal conditioning circuits for coupling to antenna May 17, 2022 Issued
Array ( [id] => 18744152 [patent_doc_number] => 20230353140 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => BIASING BODY NODE OF A TRANSISTOR [patent_app_type] => utility [patent_app_number] => 17/663234 [patent_app_country] => US [patent_app_date] => 2022-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2695 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17663234 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/663234
BIASING BODY NODE OF A TRANSISTOR May 12, 2022 Abandoned
Array ( [id] => 19047231 [patent_doc_number] => 11936356 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-19 [patent_title] => Impedance matching circuit and method [patent_app_type] => utility [patent_app_number] => 17/742803 [patent_app_country] => US [patent_app_date] => 2022-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 4016 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17742803 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/742803
Impedance matching circuit and method May 11, 2022 Issued
Array ( [id] => 20161809 [patent_doc_number] => 12388451 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Analog tracking circuit to improve dynamic and static image rejection of a frequency converter [patent_app_type] => utility [patent_app_number] => 17/732099 [patent_app_country] => US [patent_app_date] => 2022-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 11782 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17732099 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/732099
Analog tracking circuit to improve dynamic and static image rejection of a frequency converter Apr 27, 2022 Issued
Array ( [id] => 17796460 [patent_doc_number] => 20220255552 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => FREQUENCY LOCKED LOOP CIRCUIT, SWITCHING CIRCUIT AND SWITCHING METHOD [patent_app_type] => utility [patent_app_number] => 17/661042 [patent_app_country] => US [patent_app_date] => 2022-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4658 [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] => 17661042 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/661042
Frequency locked loop circuit, switching circuit and switching method Apr 26, 2022 Issued
Array ( [id] => 19255040 [patent_doc_number] => 20240206037 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => An electrical circuit comprising a galvanic isolation between a High Voltage, HV, circuit part and a Low Voltage, LV, circuit part and having an increased creepage distance [patent_app_type] => utility [patent_app_number] => 18/557076 [patent_app_country] => US [patent_app_date] => 2022-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3700 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18557076 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/557076
An electrical circuit comprising a galvanic isolation between a High Voltage, HV, circuit part and a Low Voltage, LV, circuit part and having an increased creepage distance Apr 18, 2022 Pending
Array ( [id] => 20147198 [patent_doc_number] => 12381547 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-05 [patent_title] => Layout of gate driver circuit for high-speed switching devices [patent_app_type] => utility [patent_app_number] => 18/285547 [patent_app_country] => US [patent_app_date] => 2022-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18285547 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/285547
Layout of gate driver circuit for high-speed switching devices Apr 13, 2022 Issued
Array ( [id] => 20147198 [patent_doc_number] => 12381547 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-05 [patent_title] => Layout of gate driver circuit for high-speed switching devices [patent_app_type] => utility [patent_app_number] => 18/285547 [patent_app_country] => US [patent_app_date] => 2022-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18285547 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/285547
Layout of gate driver circuit for high-speed switching devices Apr 13, 2022 Issued
Array ( [id] => 18705279 [patent_doc_number] => 11791801 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-17 [patent_title] => Impedance control circuit capable of confirming connection status [patent_app_type] => utility [patent_app_number] => 17/717167 [patent_app_country] => US [patent_app_date] => 2022-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2889 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17717167 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/717167
Impedance control circuit capable of confirming connection status Apr 10, 2022 Issued
Array ( [id] => 17738853 [patent_doc_number] => 20220224315 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-14 [patent_title] => LATCH AND ISOLATION CIRCUITS [patent_app_type] => utility [patent_app_number] => 17/711589 [patent_app_country] => US [patent_app_date] => 2022-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14515 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 300 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17711589 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/711589
LATCH AND ISOLATION CIRCUITS Mar 31, 2022 Abandoned
Array ( [id] => 18680915 [patent_doc_number] => 20230318578 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => SIGNAL TRANSMITTER AND IMPEDANCE ADJUSTMENT METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/707991 [patent_app_country] => US [patent_app_date] => 2022-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5300 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17707991 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/707991
Signal transmitter and impedance adjustment method thereof Mar 29, 2022 Issued
Array ( [id] => 19173397 [patent_doc_number] => 20240159371 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => METHOD FOR CONTROLLING A LIGHT PATTERN AND AUTOMOTIVE LIGHTING DEVICE [patent_app_type] => utility [patent_app_number] => 18/552029 [patent_app_country] => US [patent_app_date] => 2022-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4467 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18552029 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/552029
METHOD FOR CONTROLLING A LIGHT PATTERN AND AUTOMOTIVE LIGHTING DEVICE Mar 27, 2022 Pending
Array ( [id] => 17724153 [patent_doc_number] => 20220216875 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-07 [patent_title] => LOW LATENCY COMBINED CLOCK DATA RECOVERY LOGIC NETWORK AND CHARGE PUMP CIRCUIT [patent_app_type] => utility [patent_app_number] => 17/704616 [patent_app_country] => US [patent_app_date] => 2022-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7105 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17704616 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/704616
Low latency combined clock data recovery logic network and charge pump circuit Mar 24, 2022 Issued
Array ( [id] => 17901682 [patent_doc_number] => 20220311344 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-29 [patent_title] => Oscillator Circuit for Controlling a Transformer [patent_app_type] => utility [patent_app_number] => 17/655279 [patent_app_country] => US [patent_app_date] => 2022-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3458 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17655279 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/655279
Oscillator Circuit for Controlling a Transformer Mar 16, 2022 Abandoned
Array ( [id] => 19972891 [patent_doc_number] => 12341516 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-24 [patent_title] => Control method of a hybrid power switch [patent_app_type] => utility [patent_app_number] => 18/551976 [patent_app_country] => US [patent_app_date] => 2022-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 0 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 331 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18551976 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/551976
Control method of a hybrid power switch Mar 13, 2022 Issued
Array ( [id] => 19972891 [patent_doc_number] => 12341516 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-24 [patent_title] => Control method of a hybrid power switch [patent_app_type] => utility [patent_app_number] => 18/551976 [patent_app_country] => US [patent_app_date] => 2022-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 0 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 331 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18551976 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/551976
Control method of a hybrid power switch Mar 13, 2022 Issued
Array ( [id] => 17693293 [patent_doc_number] => 20220200586 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => LOW-SWING SCHMITT TRIGGERS [patent_app_type] => utility [patent_app_number] => 17/690583 [patent_app_country] => US [patent_app_date] => 2022-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4933 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17690583 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/690583
Low-swing Schmitt triggers Mar 8, 2022 Issued
Array ( [id] => 17950176 [patent_doc_number] => 20220337195 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => HYBRID MODE BASED AUDIO PROCESSING METHOD AND APPARATUS THEREFOR [patent_app_type] => utility [patent_app_number] => 17/685120 [patent_app_country] => US [patent_app_date] => 2022-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3975 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17685120 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/685120
Hybrid mode based audio processing method and apparatus therefor Mar 1, 2022 Issued
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