
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 20766565
[patent_doc_number] => 20260163555
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2026-06-11
[patent_title] => LIQUID CRYSTAL PHASE SHIFTER AND PHASED ARRAY ANTENNA
[patent_app_type] => utility
[patent_app_number] => 18/709799
[patent_app_country] => US
[patent_app_date] => 2023-08-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4316
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -19
[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] => 18709799
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/709799 | LIQUID CRYSTAL PHASE SHIFTER AND PHASED ARRAY ANTENNA | Aug 27, 2023 | Pending |
Array
(
[id] => 18959729
[patent_doc_number] => 20240048056
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-02-08
[patent_title] => WAFER BIASING IN A PLASMA CHAMBER
[patent_app_type] => utility
[patent_app_number] => 18/451094
[patent_app_country] => US
[patent_app_date] => 2023-08-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 54383
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -15
[patent_words_short_claim] => 73
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18451094
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/451094 | WAFER BIASING IN A PLASMA CHAMBER | Aug 15, 2023 | Pending |
Array
(
[id] => 19785019
[patent_doc_number] => 20250058698
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-02-20
[patent_title] => SUPPLEMENTAL ADAPTABLE ENHANCEMENT OF LIGHT FUNCTIONALITY FOR ADAPTABLE DRIVING BEAM HEADLAMPS
[patent_app_type] => utility
[patent_app_number] => 18/449913
[patent_app_country] => US
[patent_app_date] => 2023-08-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 2098
[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] => 18449913
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/449913 | SUPPLEMENTAL ADAPTABLE ENHANCEMENT OF LIGHT FUNCTIONALITY FOR ADAPTABLE DRIVING BEAM HEADLAMPS | Aug 14, 2023 | Pending |
Array
(
[id] => 20342587
[patent_doc_number] => 12466308
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-11-11
[patent_title] => Vehicle headlight system, display control method for vehicle headlight system, and non-transitory storage medium
[patent_app_type] => utility
[patent_app_number] => 18/365641
[patent_app_country] => US
[patent_app_date] => 2023-08-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 18
[patent_no_of_words] => 1119
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 186
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18365641
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/365641 | Vehicle headlight system, display control method for vehicle headlight system, and non-transitory storage medium | Aug 3, 2023 | Issued |
Array
(
[id] => 18814817
[patent_doc_number] => 20230389155
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-11-30
[patent_title] => Pulse Width Modulation Circuit
[patent_app_type] => utility
[patent_app_number] => 18/365943
[patent_app_country] => US
[patent_app_date] => 2023-08-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7926
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -8
[patent_words_short_claim] => 170
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18365943
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/365943 | Pulse Width Modulation Circuit | Aug 3, 2023 | Pending |
Array
(
[id] => 18882514
[patent_doc_number] => 20240005883
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-01-04
[patent_title] => BACKLIGHT LED DRIVER CIRCUIT WITH CURRENT REGULATING FUNCTION
[patent_app_type] => utility
[patent_app_number] => 18/228007
[patent_app_country] => US
[patent_app_date] => 2023-07-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 2566
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -5
[patent_words_short_claim] => 391
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18228007
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/228007 | Backlight LED driver circuit with current regulating function | Jul 30, 2023 | Issued |
Array
(
[id] => 19237877
[patent_doc_number] => 20240195072
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-06-13
[patent_title] => ANTENNA AND SUBSTRATE INCLUDING EMBEDDED ANTENNA
[patent_app_type] => utility
[patent_app_number] => 18/226358
[patent_app_country] => US
[patent_app_date] => 2023-07-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 10072
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 45
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18226358
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/226358 | ANTENNA AND SUBSTRATE INCLUDING EMBEDDED ANTENNA | Jul 25, 2023 | Abandoned |
Array
(
[id] => 19329310
[patent_doc_number] => 12047004
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-07-23
[patent_title] => Light-emitting element driving control device and light-emitting element driving circuit device
[patent_app_type] => utility
[patent_app_number] => 18/357377
[patent_app_country] => US
[patent_app_date] => 2023-07-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 36
[patent_figures_cnt] => 36
[patent_no_of_words] => 28270
[patent_no_of_claims] => 17
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 215
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18357377
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/357377 | Light-emitting element driving control device and light-emitting element driving circuit device | Jul 23, 2023 | Issued |
Array
(
[id] => 19888219
[patent_doc_number] => 12273968
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-04-08
[patent_title] => Multi-location load control system
[patent_app_type] => utility
[patent_app_number] => 18/354906
[patent_app_country] => US
[patent_app_date] => 2023-07-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 9
[patent_no_of_words] => 13581
[patent_no_of_claims] => 28
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 140
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18354906
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/354906 | Multi-location load control system | Jul 18, 2023 | Issued |
Array
(
[id] => 20572592
[patent_doc_number] => 20260066520
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2026-03-05
[patent_title] => ANTENNA MOUNTING AND ROTATIONAL POSITIONING APPARATUS AND METHOD
[patent_app_type] => utility
[patent_app_number] => 18/995802
[patent_app_country] => US
[patent_app_date] => 2023-07-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3825
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[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] => 18995802
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/995802 | ANTENNA MOUNTING AND ROTATIONAL POSITIONING APPARATUS AND METHOD | Jul 16, 2023 | Pending |
Array
(
[id] => 20353186
[patent_doc_number] => 20250350038
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-11-13
[patent_title] => RADIO WAVE CONTROL PLATE AND COMPOSITE RESONATOR
[patent_app_type] => utility
[patent_app_number] => 18/994522
[patent_app_country] => US
[patent_app_date] => 2023-07-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 2118
[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] => 18994522
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/994522 | RADIO WAVE CONTROL PLATE AND COMPOSITE RESONATOR | Jul 5, 2023 | Pending |
Array
(
[id] => 20654353
[patent_doc_number] => 20260106378
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2026-04-16
[patent_title] => ANTENNA
[patent_app_type] => utility
[patent_app_number] => 19/114668
[patent_app_country] => US
[patent_app_date] => 2023-07-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6293
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -13
[patent_words_short_claim] => 67
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19114668
[rel_patent_id] =>[rel_patent_doc_number] =>) 19/114668 | ANTENNA | Jul 5, 2023 | Pending |
Array
(
[id] => 19931185
[patent_doc_number] => 12304382
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-05-20
[patent_title] => Vehicle headlight control system
[patent_app_type] => utility
[patent_app_number] => 18/340091
[patent_app_country] => US
[patent_app_date] => 2023-06-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 11
[patent_no_of_words] => 1178
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 244
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18340091
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/340091 | Vehicle headlight control system | Jun 22, 2023 | Issued |
Array
(
[id] => 18843794
[patent_doc_number] => 20230406198
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-12-21
[patent_title] => CORNERING LIGHT STRUCTURE FOR SADDLE-RIDE TYPE VEHICLE
[patent_app_type] => utility
[patent_app_number] => 18/211745
[patent_app_country] => US
[patent_app_date] => 2023-06-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5573
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -4
[patent_words_short_claim] => 111
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18211745
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/211745 | Cornering light structure for saddle-ride type vehicle | Jun 19, 2023 | Issued |
Array
(
[id] => 20383347
[patent_doc_number] => 20250365840
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-11-27
[patent_title] => A USER INTERFACE DEVICE FOR CONTROLLING REORIENTABLE LIGHTING DEVICES
[patent_app_type] => utility
[patent_app_number] => 18/874807
[patent_app_country] => US
[patent_app_date] => 2023-06-08
[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] => -12
[patent_words_short_claim] => 126
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18874807
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/874807 | A USER INTERFACE DEVICE FOR CONTROLLING REORIENTABLE LIGHTING DEVICES | Jun 7, 2023 | Pending |
Array
(
[id] => 19116884
[patent_doc_number] => 20240128634
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-04-18
[patent_title] => ANTENNA STRUCTURE
[patent_app_type] => utility
[patent_app_number] => 18/331410
[patent_app_country] => US
[patent_app_date] => 2023-06-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3254
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -12
[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] => 18331410
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/331410 | ANTENNA STRUCTURE | Jun 7, 2023 | Pending |
Array
(
[id] => 19378188
[patent_doc_number] => 12069784
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-08-20
[patent_title] => Load control device for a light-emitting diode light source
[patent_app_type] => utility
[patent_app_number] => 18/329859
[patent_app_country] => US
[patent_app_date] => 2023-06-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 19
[patent_figures_cnt] => 23
[patent_no_of_words] => 17337
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 192
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18329859
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/329859 | Load control device for a light-emitting diode light source | Jun 5, 2023 | Issued |
Array
(
[id] => 19606798
[patent_doc_number] => 20240397678
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-11-28
[patent_title] => IGBT TEMPERATURE DAMPENING SYSTEMS AND METHODS
[patent_app_type] => utility
[patent_app_number] => 18/322099
[patent_app_country] => US
[patent_app_date] => 2023-05-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4761
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[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] => 18322099
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/322099 | IGBT temperature dampening systems and methods | May 22, 2023 | Issued |
Array
(
[id] => 18660890
[patent_doc_number] => 20230306902
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-09-28
[patent_title] => ACTIVE CONTROL OF LIGHT EMITTING DIODES AND LIGHT EMITTING DIODE DISPLAYS
[patent_app_type] => utility
[patent_app_number] => 18/320498
[patent_app_country] => US
[patent_app_date] => 2023-05-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 41221
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 45
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18320498
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/320498 | Active control of light emitting diodes and light emitting diode displays | May 18, 2023 | Issued |
Array
(
[id] => 19662549
[patent_doc_number] => 20240429614
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-12-26
[patent_title] => BASIC RADIATING UNIT OF ANTENNA FOR MILLIMETER WAVE OR ABOVE FREQUENCY BAND
[patent_app_type] => utility
[patent_app_number] => 18/258545
[patent_app_country] => US
[patent_app_date] => 2023-05-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4842
[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] => 18258545
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/258545 | BASIC RADIATING UNIT OF ANTENNA FOR MILLIMETER WAVE OR ABOVE FREQUENCY BAND | May 8, 2023 | Pending |