Search

Wei Chan

Examiner (ID: 15733)

Most Active Art Unit
2844
Art Unit(s)
2844, 2845
Total Applications
798
Issued Applications
594
Pending Applications
75
Abandoned Applications
151

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19952684 [patent_doc_number] => 12324067 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-03 [patent_title] => Lamp driver with voltage sensing [patent_app_type] => utility [patent_app_number] => 18/017747 [patent_app_country] => US [patent_app_date] => 2021-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 0 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [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] => 18017747 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/017747
Lamp driver with voltage sensing Jul 25, 2021 Issued
Array ( [id] => 18705027 [patent_doc_number] => 11791546 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-17 [patent_title] => Antenna device and electronic device including same [patent_app_type] => utility [patent_app_number] => 17/385254 [patent_app_country] => US [patent_app_date] => 2021-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 10258 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17385254 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/385254
Antenna device and electronic device including same Jul 25, 2021 Issued
Array ( [id] => 18600546 [patent_doc_number] => 20230275349 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => ANTENNA, WIRELESS COMMUNICATION MODULE, PACKAGE RECEIVING APPARATUS, AND PACKAGE RECEIVING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/005970 [patent_app_country] => US [patent_app_date] => 2021-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15531 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18005970 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/005970
ANTENNA, WIRELESS COMMUNICATION MODULE, PACKAGE RECEIVING APPARATUS, AND PACKAGE RECEIVING SYSTEM Jul 12, 2021 Abandoned
Array ( [id] => 19015953 [patent_doc_number] => 11922892 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-05 [patent_title] => High-efficiency backlight driver [patent_app_type] => utility [patent_app_number] => 17/374929 [patent_app_country] => US [patent_app_date] => 2021-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 13963 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17374929 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/374929
High-efficiency backlight driver Jul 12, 2021 Issued
Array ( [id] => 17346998 [patent_doc_number] => 20220013329 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-13 [patent_title] => ION CURRENT DROOP COMPENSATION [patent_app_type] => utility [patent_app_number] => 17/372398 [patent_app_country] => US [patent_app_date] => 2021-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9586 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17372398 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/372398
Ion current droop compensation Jul 8, 2021 Issued
Array ( [id] => 18611754 [patent_doc_number] => 20230278485 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => METHOD FOR OPERATING AN ILLUMINATING DEVICE, AND MOTOR VEHICLE [patent_app_type] => utility [patent_app_number] => 18/006664 [patent_app_country] => US [patent_app_date] => 2021-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3914 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 18006664 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/006664
METHOD FOR OPERATING AN ILLUMINATING DEVICE, AND MOTOR VEHICLE Jun 29, 2021 Pending
Array ( [id] => 17668721 [patent_doc_number] => 11362427 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-14 [patent_title] => Deployable horn antenna and associated methods [patent_app_type] => utility [patent_app_number] => 17/352702 [patent_app_country] => US [patent_app_date] => 2021-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 3561 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17352702 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/352702
Deployable horn antenna and associated methods Jun 20, 2021 Issued
Array ( [id] => 19168753 [patent_doc_number] => 11984672 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-14 [patent_title] => Antenna and preparation method thereof, phase shifter and communication device [patent_app_type] => utility [patent_app_number] => 17/348842 [patent_app_country] => US [patent_app_date] => 2021-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 49 [patent_no_of_words] => 27857 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [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] => 17348842 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/348842
Antenna and preparation method thereof, phase shifter and communication device Jun 15, 2021 Issued
Array ( [id] => 19945241 [patent_doc_number] => 12317391 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Controlling a pixelated lighting device based on a relative location of a further light source [patent_app_type] => utility [patent_app_number] => 18/010835 [patent_app_country] => US [patent_app_date] => 2021-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 5782 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18010835 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/010835
Controlling a pixelated lighting device based on a relative location of a further light source Jun 10, 2021 Issued
Array ( [id] => 18260298 [patent_doc_number] => 11607989 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-21 [patent_title] => Adaptive headlamp system for vehicle [patent_app_type] => utility [patent_app_number] => 17/338362 [patent_app_country] => US [patent_app_date] => 2021-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3422 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17338362 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/338362
Adaptive headlamp system for vehicle Jun 2, 2021 Issued
Array ( [id] => 18040950 [patent_doc_number] => 20220385167 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => RESONANT FREQUENCY TRACKING FOR ZERO VOLTAGE SWITCHING [patent_app_type] => utility [patent_app_number] => 17/336129 [patent_app_country] => US [patent_app_date] => 2021-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4449 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17336129 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/336129
Resonant frequency tracking for zero voltage switching May 31, 2021 Issued
Array ( [id] => 18040988 [patent_doc_number] => 20220385205 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => TRANSFORMER-LESS AC-DC INPUT COMPATIBLE BOOST RESONANT INVERTER [patent_app_type] => utility [patent_app_number] => 17/336086 [patent_app_country] => US [patent_app_date] => 2021-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3925 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17336086 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/336086
Transformer-less AC-DC input compatible boost resonant inverter May 31, 2021 Issued
Array ( [id] => 19108600 [patent_doc_number] => 11961714 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-16 [patent_title] => Substrate processing apparatus [patent_app_type] => utility [patent_app_number] => 17/334855 [patent_app_country] => US [patent_app_date] => 2021-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 9946 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17334855 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/334855
Substrate processing apparatus May 30, 2021 Issued
Array ( [id] => 19494201 [patent_doc_number] => 12112922 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-08 [patent_title] => Plasma treatment apparatus [patent_app_type] => utility [patent_app_number] => 17/641886 [patent_app_country] => US [patent_app_date] => 2021-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 5796 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17641886 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/641886
Plasma treatment apparatus May 26, 2021 Issued
Array ( [id] => 18515043 [patent_doc_number] => 20230231316 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => DIELECTRIC CYLINDRICAL LENS AND DIELECTRIC FILM, FABRICATION METHOD OF DIELECTRIC CYLINDRICAL LENS [patent_app_type] => utility [patent_app_number] => 18/007921 [patent_app_country] => US [patent_app_date] => 2021-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5657 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18007921 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/007921
DIELECTRIC CYLINDRICAL LENS AND DIELECTRIC FILM, FABRICATION METHOD OF DIELECTRIC CYLINDRICAL LENS May 22, 2021 Abandoned
Array ( [id] => 18452604 [patent_doc_number] => 20230193883 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => MAGNETIC CIRCUIT FOR CREATING A MAGNETIC FIELD IN A MAIN ANNULAR IONISATION AND ACCELERATION CHANNEL OF A HALL-EFFECT PLASMA THRUSTER [patent_app_type] => utility [patent_app_number] => 17/926420 [patent_app_country] => US [patent_app_date] => 2021-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2341 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 17926420 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/926420
Magnetic circuit for creating a magnetic field in a main annular ionisation and acceleration channel of a hall-effect plasma thruster May 17, 2021 Issued
Array ( [id] => 18559404 [patent_doc_number] => 11724636 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-15 [patent_title] => Combined radar and lighting unit and laser radar apparatus [patent_app_type] => utility [patent_app_number] => 17/318844 [patent_app_country] => US [patent_app_date] => 2021-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 6300 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 266 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17318844 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/318844
Combined radar and lighting unit and laser radar apparatus May 11, 2021 Issued
Array ( [id] => 17056286 [patent_doc_number] => 20210265720 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-26 [patent_title] => Dual Antenna Wireless Communication Device in a Load Control System [patent_app_type] => utility [patent_app_number] => 17/316096 [patent_app_country] => US [patent_app_date] => 2021-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6758 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 17316096 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/316096
Dual antenna wireless communication device in a load control system May 9, 2021 Issued
Array ( [id] => 17036062 [patent_doc_number] => 20210253020 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-19 [patent_title] => DEVICE AND METHOD FOR CONTROLLING LIGHT SOURCES IN MOTOR VEHICLES [patent_app_type] => utility [patent_app_number] => 17/313205 [patent_app_country] => US [patent_app_date] => 2021-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6026 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [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] => 17313205 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/313205
DEVICE AND METHOD FOR CONTROLLING LIGHT SOURCES IN MOTOR VEHICLES May 5, 2021 Abandoned
Array ( [id] => 17676580 [patent_doc_number] => 20220189747 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-16 [patent_title] => Workpiece Processing Apparatus with Plasma and Thermal Processing Systems [patent_app_type] => utility [patent_app_number] => 17/242383 [patent_app_country] => US [patent_app_date] => 2021-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10162 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17242383 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/242383
Workpiece processing apparatus with plasma and thermal processing systems Apr 27, 2021 Issued
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