Search

Wei Chan

Examiner (ID: 10212, Phone: (571)272-5177 , Office: P/2844 )

Most Active Art Unit
2844
Art Unit(s)
2845, 2844
Total Applications
808
Issued Applications
598
Pending Applications
81
Abandoned Applications
151

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20413696 [patent_doc_number] => 12496964 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Lighting control method, vehicle, and taillight controller employing method [patent_app_type] => utility [patent_app_number] => 18/749536 [patent_app_country] => US [patent_app_date] => 2024-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 18 [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] => 18749536 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/749536
Lighting control method, vehicle, and taillight controller employing method Jun 19, 2024 Issued
Array ( [id] => 20190154 [patent_doc_number] => 12401284 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-26 [patent_title] => Light-emitting element driving control device and light-emitting element driving circuit device [patent_app_type] => utility [patent_app_number] => 18/743485 [patent_app_country] => US [patent_app_date] => 2024-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 36 [patent_figures_cnt] => 36 [patent_no_of_words] => 23916 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 251 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18743485 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/743485
Light-emitting element driving control device and light-emitting element driving circuit device Jun 13, 2024 Issued
Array ( [id] => 19619742 [patent_doc_number] => 20240405422 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => RECEIVING DEVICE [patent_app_type] => utility [patent_app_number] => 18/677801 [patent_app_country] => US [patent_app_date] => 2024-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7635 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 18677801 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/677801
Receiving device May 28, 2024 Issued
Array ( [id] => 20379121 [patent_doc_number] => 20250361614 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-27 [patent_title] => INCREASED LIFE SUBSTRATE SUPPORT ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/669718 [patent_app_country] => US [patent_app_date] => 2024-05-21 [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] => -17 [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] => 18669718 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/669718
INCREASED LIFE SUBSTRATE SUPPORT ASSEMBLY May 20, 2024 Pending
Array ( [id] => 20325068 [patent_doc_number] => 20250337156 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-30 [patent_title] => COMPACT WIDEBAND LTE IOT METAL STAMPED ANTENNA FOR WATER METER [patent_app_type] => utility [patent_app_number] => 18/655555 [patent_app_country] => US [patent_app_date] => 2024-05-06 [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] => -17 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18655555 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/655555
COMPACT WIDEBAND LTE IOT METAL STAMPED ANTENNA FOR WATER METER May 5, 2024 Pending
Array ( [id] => 19773759 [patent_doc_number] => 20250055185 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-13 [patent_title] => HOLOGRAPHIC ANTENNA MODULE [patent_app_type] => utility [patent_app_number] => 18/651171 [patent_app_country] => US [patent_app_date] => 2024-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9702 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18651171 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/651171
Holographic antenna module Apr 29, 2024 Issued
Array ( [id] => 20266969 [patent_doc_number] => 12437967 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-07 [patent_title] => Ion current droop compensation [patent_app_type] => utility [patent_app_number] => 18/642777 [patent_app_country] => US [patent_app_date] => 2024-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 19 [patent_no_of_words] => 6040 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18642777 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/642777
Ion current droop compensation Apr 21, 2024 Issued
Array ( [id] => 19361274 [patent_doc_number] => 20240263308 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => SUBSTRATE TREATMENT APPARATUS AND SUBSTRATE TREATMENT METHOD USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/640875 [patent_app_country] => US [patent_app_date] => 2024-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5016 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18640875 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/640875
SUBSTRATE TREATMENT APPARATUS AND SUBSTRATE TREATMENT METHOD USING THE SAME Apr 18, 2024 Pending
Array ( [id] => 20291283 [patent_doc_number] => 20250316526 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-09 [patent_title] => MEASUREMENT REGIONS AND SUBSTRATE SUPPORT ASSEMBLIES FOR PROPERTY MEASUREMENTS [patent_app_type] => utility [patent_app_number] => 18/625924 [patent_app_country] => US [patent_app_date] => 2024-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8111 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18625924 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/625924
MEASUREMENT REGIONS AND SUBSTRATE SUPPORT ASSEMBLIES FOR PROPERTY MEASUREMENTS Apr 2, 2024 Pending
Array ( [id] => 19498004 [patent_doc_number] => 20240337022 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-10 [patent_title] => FILM FORMING APPARATUS AND FILM FORMING METHOD [patent_app_type] => utility [patent_app_number] => 18/624402 [patent_app_country] => US [patent_app_date] => 2024-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10872 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [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] => 18624402 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/624402
FILM FORMING APPARATUS AND FILM FORMING METHOD Apr 1, 2024 Pending
Array ( [id] => 19321924 [patent_doc_number] => 20240243471 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => QUADRI-POLARIZATION DIVERSITY ANTENNA SYSTEM [patent_app_type] => utility [patent_app_number] => 18/617651 [patent_app_country] => US [patent_app_date] => 2024-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7248 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18617651 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/617651
Quadri-polarization diversity antenna system Mar 26, 2024 Issued
Array ( [id] => 20469682 [patent_doc_number] => 12525725 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-13 [patent_title] => Energy-efficient active reconfigurable intelligent surface with selective amplification [patent_app_type] => utility [patent_app_number] => 18/609134 [patent_app_country] => US [patent_app_date] => 2024-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 2283 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 18609134 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/609134
Energy-efficient active reconfigurable intelligent surface with selective amplification Mar 18, 2024 Issued
Array ( [id] => 19453288 [patent_doc_number] => 20240313418 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => Deployable Antenna Reflector [patent_app_type] => utility [patent_app_number] => 18/606423 [patent_app_country] => US [patent_app_date] => 2024-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4262 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18606423 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/606423
Deployable antenna reflector Mar 14, 2024 Issued
Array ( [id] => 19966531 [patent_doc_number] => 12336065 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-17 [patent_title] => Horticulture grow lights [patent_app_type] => utility [patent_app_number] => 18/602653 [patent_app_country] => US [patent_app_date] => 2024-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4762 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18602653 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/602653
Horticulture grow lights Mar 11, 2024 Issued
Array ( [id] => 20820942 [patent_doc_number] => 12676418 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-07-07 [patent_title] => Waveguide consisting of two-half shells [patent_app_type] => utility [patent_app_number] => 18/591113 [patent_app_country] => US [patent_app_date] => 2024-02-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 2255 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18591113 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/591113
Waveguide consisting of two-half shells Feb 28, 2024 Issued
Array ( [id] => 20209540 [patent_doc_number] => 20250279260 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-04 [patent_title] => PLASMA PROCESSING BIAS CONTROL BASED ON IMPEDANCE [patent_app_type] => utility [patent_app_number] => 18/591261 [patent_app_country] => US [patent_app_date] => 2024-02-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1174 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18591261 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/591261
PLASMA PROCESSING BIAS CONTROL BASED ON IMPEDANCE Feb 28, 2024 Pending
Array ( [id] => 19928163 [patent_doc_number] => 12302474 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-13 [patent_title] => Systems and methods for providing power and data to devices [patent_app_type] => utility [patent_app_number] => 18/587209 [patent_app_country] => US [patent_app_date] => 2024-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 66 [patent_figures_cnt] => 90 [patent_no_of_words] => 37275 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 332 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18587209 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/587209
Systems and methods for providing power and data to devices Feb 25, 2024 Issued
Array ( [id] => 19350264 [patent_doc_number] => 20240259228 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => STATE RETENTION LOAD CONTROL SYSTEM [patent_app_type] => utility [patent_app_number] => 18/442746 [patent_app_country] => US [patent_app_date] => 2024-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23390 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [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] => 18442746 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/442746
State retention load control system Feb 14, 2024 Issued
Array ( [id] => 20346223 [patent_doc_number] => 12469958 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-11 [patent_title] => Electronic device including structure in which key button and antenna module overlap [patent_app_type] => utility [patent_app_number] => 18/440028 [patent_app_country] => US [patent_app_date] => 2024-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 13809 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18440028 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/440028
Electronic device including structure in which key button and antenna module overlap Feb 12, 2024 Issued
Array ( [id] => 19528716 [patent_doc_number] => 20240352618 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => REFLECTOR FOR PROCESS CHAMBER [patent_app_type] => utility [patent_app_number] => 18/418531 [patent_app_country] => US [patent_app_date] => 2024-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7783 [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] => 18418531 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/418531
REFLECTOR FOR PROCESS CHAMBER Jan 21, 2024 Pending
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