Search

David E. Choi

Examiner (ID: 18726, Phone: (571)270-3780 , Office: P/2174 )

Most Active Art Unit
2174
Art Unit(s)
2174, 2173, 2148
Total Applications
766
Issued Applications
584
Pending Applications
52
Abandoned Applications
150

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19223497 [patent_doc_number] => 20240188201 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => FIELD ADJUSTABLE OUTPUT FOR DIMMABLE LUMINAIRES [patent_app_type] => utility [patent_app_number] => 18/370304 [patent_app_country] => US [patent_app_date] => 2023-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6563 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18370304 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/370304
FIELD ADJUSTABLE OUTPUT FOR DIMMABLE LUMINAIRES Sep 18, 2023 Abandoned
Array ( [id] => 20432953 [patent_doc_number] => 12503040 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-23 [patent_title] => Vehicle lighting device [patent_app_type] => utility [patent_app_number] => 18/466845 [patent_app_country] => US [patent_app_date] => 2023-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 17 [patent_no_of_words] => 2346 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18466845 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/466845
Vehicle lighting device Sep 13, 2023 Issued
Array ( [id] => 19050279 [patent_doc_number] => 20240092248 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => VEHICLE LIGHTING DEVICE [patent_app_type] => utility [patent_app_number] => 18/465171 [patent_app_country] => US [patent_app_date] => 2023-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4479 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18465171 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/465171
VEHICLE LIGHTING DEVICE Sep 11, 2023 Pending
Array ( [id] => 19840466 [patent_doc_number] => 12252838 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-18 [patent_title] => Laundry treating apparatus [patent_app_type] => utility [patent_app_number] => 18/242366 [patent_app_country] => US [patent_app_date] => 2023-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 7759 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18242366 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/242366
Laundry treating apparatus Sep 4, 2023 Issued
Array ( [id] => 19803927 [patent_doc_number] => 20250069852 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => METHOD FOR PLASMA PROCESSING [patent_app_type] => utility [patent_app_number] => 18/453875 [patent_app_country] => US [patent_app_date] => 2023-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10656 [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] => 18453875 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/453875
METHOD FOR PLASMA PROCESSING Aug 21, 2023 Pending
Array ( [id] => 18977144 [patent_doc_number] => 20240057236 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => VEHICLE LAMP ASSEMBLIES AND CONTROL METHODS [patent_app_type] => utility [patent_app_number] => 18/233832 [patent_app_country] => US [patent_app_date] => 2023-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11199 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18233832 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/233832
Vehicle lamp assemblies and control methods Aug 13, 2023 Issued
Array ( [id] => 18971365 [patent_doc_number] => 20240051457 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => HEADLAMP CONTROL APPARATUS AND VEHICLE [patent_app_type] => utility [patent_app_number] => 18/360113 [patent_app_country] => US [patent_app_date] => 2023-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5270 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 262 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18360113 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/360113
Headlamp control apparatus and vehicle Jul 26, 2023 Issued
Array ( [id] => 19735204 [patent_doc_number] => 12213220 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Systems and methods for regulating LED currents [patent_app_type] => utility [patent_app_number] => 18/224950 [patent_app_country] => US [patent_app_date] => 2023-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 13583 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [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] => 18224950 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/224950
Systems and methods for regulating LED currents Jul 20, 2023 Issued
Array ( [id] => 19966535 [patent_doc_number] => 12336069 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-17 [patent_title] => Constant-current switch-mode power converters for LED lighting and methods thereof [patent_app_type] => utility [patent_app_number] => 18/222417 [patent_app_country] => US [patent_app_date] => 2023-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4758 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18222417 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/222417
Constant-current switch-mode power converters for LED lighting and methods thereof Jul 13, 2023 Issued
Array ( [id] => 20162854 [patent_doc_number] => 12389510 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Automatic configuration of a load control system [patent_app_type] => utility [patent_app_number] => 18/340207 [patent_app_country] => US [patent_app_date] => 2023-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3493 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18340207 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/340207
Automatic configuration of a load control system Jun 22, 2023 Issued
Array ( [id] => 18731286 [patent_doc_number] => 20230345594 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => CONTROL DEVICE HAVING BUTTONS WITH AUTOMATICALLY ADJUSTABLE BACKLIGHTING [patent_app_type] => utility [patent_app_number] => 18/340137 [patent_app_country] => US [patent_app_date] => 2023-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8151 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18340137 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/340137
Control device having buttons with automatically adjustable backlighting Jun 22, 2023 Issued
Array ( [id] => 18739178 [patent_doc_number] => 20230348098 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => SYSTEMS AND METHODS TO COMBINE TAXI AND LANDING LIGHTS FOR AN AIRCRAFT IN THE SAME HOUSING AS A CAMERA [patent_app_type] => utility [patent_app_number] => 18/340731 [patent_app_country] => US [patent_app_date] => 2023-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6187 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18340731 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/340731
Systems and methods to combine taxi and landing lights for an aircraft in the same housing as a camera Jun 22, 2023 Issued
Array ( [id] => 19648352 [patent_doc_number] => 20240422872 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => Controlling Energy Efficiency in LED Drive Circuits [patent_app_type] => utility [patent_app_number] => 18/211229 [patent_app_country] => US [patent_app_date] => 2023-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14723 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18211229 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/211229
Controlling energy efficiency in LED drive circuits Jun 15, 2023 Issued
Array ( [id] => 20082424 [patent_doc_number] => 12356520 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-08 [patent_title] => Lighting apparatus [patent_app_type] => utility [patent_app_number] => 18/210040 [patent_app_country] => US [patent_app_date] => 2023-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18210040 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/210040
Lighting apparatus Jun 13, 2023 Issued
Array ( [id] => 19767333 [patent_doc_number] => 12225648 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-11 [patent_title] => Systems and methods for a music feature file and coordinated light show [patent_app_type] => utility [patent_app_number] => 18/332234 [patent_app_country] => US [patent_app_date] => 2023-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 19 [patent_no_of_words] => 9823 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18332234 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/332234
Systems and methods for a music feature file and coordinated light show Jun 8, 2023 Issued
Array ( [id] => 19621388 [patent_doc_number] => 20240407068 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => ENERGY-EFFICIENT CONTROL OF INDICATOR LIGHTING [patent_app_type] => utility [patent_app_number] => 18/331354 [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] => 3597 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18331354 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/331354
Energy-efficient control of indicator lighting Jun 7, 2023 Issued
Array ( [id] => 19095392 [patent_doc_number] => 11956874 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-09 [patent_title] => Wearable device with integrated flashlight [patent_app_type] => utility [patent_app_number] => 18/329724 [patent_app_country] => US [patent_app_date] => 2023-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 10055 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18329724 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/329724
Wearable device with integrated flashlight Jun 5, 2023 Issued
Array ( [id] => 18662078 [patent_doc_number] => 20230308095 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => METHOD OF TUNING LIGHT COLOR TEMPERATURE FOR LED LIGHTING DEVICE AND APPLICATION THEREOF [patent_app_type] => utility [patent_app_number] => 18/325085 [patent_app_country] => US [patent_app_date] => 2023-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 27333 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 1033 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18325085 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/325085
Method of tuning light color temperature for LED lighting device and application thereof May 28, 2023 Issued
Array ( [id] => 18662077 [patent_doc_number] => 20230308094 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => METHOD OF TUNING LIGHT COLOR TEMPERATURE FOR LED LIGHTING DEVICE AND APPLICATION THEREOF [patent_app_type] => utility [patent_app_number] => 18/325084 [patent_app_country] => US [patent_app_date] => 2023-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 27344 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 1045 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18325084 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/325084
Method of tuning light color temperature for LED lighting device and application thereof May 28, 2023 Issued
Array ( [id] => 20245799 [patent_doc_number] => 12426142 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-23 [patent_title] => Intelligent human centric lighting system with ambient light monitoring of lighting site environment [patent_app_type] => utility [patent_app_number] => 18/320005 [patent_app_country] => US [patent_app_date] => 2023-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 21 [patent_no_of_words] => 17587 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 369 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18320005 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/320005
Intelligent human centric lighting system with ambient light monitoring of lighting site environment May 17, 2023 Issued
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