Search

Kawing Chan

Examiner (ID: 4339, Phone: (571)270-3909 , Office: P/2837 )

Most Active Art Unit
2837
Art Unit(s)
2846, 2837, 4147
Total Applications
954
Issued Applications
690
Pending Applications
56
Abandoned Applications
235

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20212921 [patent_doc_number] => 12409558 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-09 [patent_title] => Conveyance apparatus, substrate processing apparatus, conveyance method, and article manufacturing method [patent_app_type] => utility [patent_app_number] => 18/164470 [patent_app_country] => US [patent_app_date] => 2023-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 32 [patent_no_of_words] => 5855 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18164470 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/164470
Conveyance apparatus, substrate processing apparatus, conveyance method, and article manufacturing method Feb 2, 2023 Issued
Array ( [id] => 19071945 [patent_doc_number] => 20240106371 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => SYSTEMS AND METHODS FOR DECOUPLING CAPACITOR FOR INVERTER FOR ELECTRIC VEHICLE [patent_app_type] => utility [patent_app_number] => 18/162009 [patent_app_country] => US [patent_app_date] => 2023-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8914 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18162009 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/162009
Systems and methods for decoupling capacitor for inverter for electric vehicle Jan 30, 2023 Issued
Array ( [id] => 19763535 [patent_doc_number] => 12221819 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-11 [patent_title] => Tip-to-close on servo-power assisted doors [patent_app_type] => utility [patent_app_number] => 18/159993 [patent_app_country] => US [patent_app_date] => 2023-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5191 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18159993 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/159993
Tip-to-close on servo-power assisted doors Jan 25, 2023 Issued
Array ( [id] => 19812836 [patent_doc_number] => 12244251 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Motor drive device, motor driving method, and non-transitory computer readable medium [patent_app_type] => utility [patent_app_number] => 18/158428 [patent_app_country] => US [patent_app_date] => 2023-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 14826 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 428 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18158428 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/158428
Motor drive device, motor driving method, and non-transitory computer readable medium Jan 22, 2023 Issued
Array ( [id] => 19796819 [patent_doc_number] => 12237799 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => Electric motor control [patent_app_type] => utility [patent_app_number] => 18/158112 [patent_app_country] => US [patent_app_date] => 2023-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 4479 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18158112 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/158112
Electric motor control Jan 22, 2023 Issued
Array ( [id] => 19086845 [patent_doc_number] => 20240113646 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-04 [patent_title] => METHOD FOR OBTAINING PARAMETER OF SYNCHRONOUS MOTOR [patent_app_type] => utility [patent_app_number] => 18/098121 [patent_app_country] => US [patent_app_date] => 2023-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7784 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18098121 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/098121
Method for obtaining parameter of synchronous motor Jan 17, 2023 Issued
Array ( [id] => 18632425 [patent_doc_number] => 20230291336 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-14 [patent_title] => HIGH-INTEGRITY ACTUATOR CONTROLLER AND CONTROL SYSTEMS [patent_app_type] => utility [patent_app_number] => 18/152803 [patent_app_country] => US [patent_app_date] => 2023-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6173 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18152803 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/152803
High-integrity actuator controller and control systems Jan 10, 2023 Issued
Array ( [id] => 19306873 [patent_doc_number] => 20240235453 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => MOTOR AIR GAP AIR INJECTION PUMP CONTROL [patent_app_type] => utility [patent_app_number] => 18/150392 [patent_app_country] => US [patent_app_date] => 2023-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6030 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18150392 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/150392
MOTOR AIR GAP AIR INJECTION PUMP CONTROL Jan 4, 2023 Abandoned
Array ( [id] => 20204499 [patent_doc_number] => 12407288 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Method of controlling input voltage [patent_app_type] => utility [patent_app_number] => 18/148447 [patent_app_country] => US [patent_app_date] => 2022-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18148447 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/148447
Method of controlling input voltage Dec 29, 2022 Issued
Array ( [id] => 20259458 [patent_doc_number] => 12431824 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-30 [patent_title] => Semiconductor device, motor drive system, and control method thereof [patent_app_type] => utility [patent_app_number] => 18/089281 [patent_app_country] => US [patent_app_date] => 2022-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 11906 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 611 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18089281 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/089281
Semiconductor device, motor drive system, and control method thereof Dec 26, 2022 Issued
Array ( [id] => 19741761 [patent_doc_number] => 12218614 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-04 [patent_title] => Steering motor control device and method [patent_app_type] => utility [patent_app_number] => 18/084511 [patent_app_country] => US [patent_app_date] => 2022-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 10143 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 308 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18084511 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/084511
Steering motor control device and method Dec 18, 2022 Issued
Array ( [id] => 18457160 [patent_doc_number] => 20230198442 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => VIBRATION GENERATOR AND VIBRATION GENERATION METHOD [patent_app_type] => utility [patent_app_number] => 18/082301 [patent_app_country] => US [patent_app_date] => 2022-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7308 [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] => 18082301 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/082301
Vibration generator and vibration generation method Dec 14, 2022 Issued
Array ( [id] => 19858692 [patent_doc_number] => 12261553 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-25 [patent_title] => Motor and method of controlling the same [patent_app_type] => utility [patent_app_number] => 18/072259 [patent_app_country] => US [patent_app_date] => 2022-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4755 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18072259 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/072259
Motor and method of controlling the same Nov 29, 2022 Issued
Array ( [id] => 19165139 [patent_doc_number] => 11981021 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-14 [patent_title] => Throwable robot with improved drive system [patent_app_type] => utility [patent_app_number] => 17/992750 [patent_app_country] => US [patent_app_date] => 2022-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 5499 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17992750 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/992750
Throwable robot with improved drive system Nov 21, 2022 Issued
Array ( [id] => 19192198 [patent_doc_number] => 20240171111 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => IN-SITU INVERTER CAPACITANCE ANALYSES AND DEGRADATION ALERTS USING VARIABLE OPERATIONAL MODES OF ELECTRIC MOTOR [patent_app_type] => utility [patent_app_number] => 17/989824 [patent_app_country] => US [patent_app_date] => 2022-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9367 [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] => 17989824 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/989824
In-situ inverter capacitance analyses and degradation alerts using variable operational modes of electric motor Nov 17, 2022 Issued
Array ( [id] => 18424664 [patent_doc_number] => 20230179129 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => MOTOR DRIVING DEVICE, MOTOR SYSTEM AND ELECTRICAL DEVICE [patent_app_type] => utility [patent_app_number] => 17/974733 [patent_app_country] => US [patent_app_date] => 2022-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4426 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17974733 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/974733
MOTOR DRIVING DEVICE, MOTOR SYSTEM AND ELECTRICAL DEVICE Oct 26, 2022 Abandoned
Array ( [id] => 18345226 [patent_doc_number] => 20230133336 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => ELEVATOR POSITIONING SYSTEM WITH CASCADING REFLECTOR ARRANGEMENT [patent_app_type] => utility [patent_app_number] => 18/046570 [patent_app_country] => US [patent_app_date] => 2022-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13549 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18046570 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/046570
ELEVATOR POSITIONING SYSTEM WITH CASCADING REFLECTOR ARRANGEMENT Oct 13, 2022 Pending
Array ( [id] => 19114509 [patent_doc_number] => 20240126259 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => SYSTEM AND METHOD FOR REDUCING COMMON MODE FAILURES IN FLIGHT CONTROL OF AN AIRCRAFT [patent_app_type] => utility [patent_app_number] => 17/966748 [patent_app_country] => US [patent_app_date] => 2022-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19564 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17966748 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/966748
SYSTEM AND METHOD FOR REDUCING COMMON MODE FAILURES IN FLIGHT CONTROL OF AN AIRCRAFT Oct 13, 2022 Abandoned
Array ( [id] => 18808353 [patent_doc_number] => 20230382686 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => SELF-CHECKING DEVICE AND METHOD FOR BRAKING DEVICE AND ELEVATOR SYSTEM [patent_app_type] => utility [patent_app_number] => 17/965376 [patent_app_country] => US [patent_app_date] => 2022-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3622 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17965376 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/965376
SELF-CHECKING DEVICE AND METHOD FOR BRAKING DEVICE AND ELEVATOR SYSTEM Oct 12, 2022 Pending
Array ( [id] => 19957667 [patent_doc_number] => 12328088 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-10 [patent_title] => Pulsed control of multiple electric machines [patent_app_type] => utility [patent_app_number] => 17/963069 [patent_app_country] => US [patent_app_date] => 2022-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 4777 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17963069 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/963069
Pulsed control of multiple electric machines Oct 9, 2022 Issued
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