Search

William C. Choi

Examiner (ID: 15084, Phone: (571)272-2324 , Office: P/2872 )

Most Active Art Unit
2872
Art Unit(s)
2872, 2873
Total Applications
2412
Issued Applications
2216
Pending Applications
104
Abandoned Applications
131

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18512763 [patent_doc_number] => 20230228979 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => OPTICAL IMAGING LENS [patent_app_type] => utility [patent_app_number] => 18/151475 [patent_app_country] => US [patent_app_date] => 2023-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10232 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 290 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18151475 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/151475
Optical imaging lens Jan 8, 2023 Issued
Array ( [id] => 18496824 [patent_doc_number] => 20230219420 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-13 [patent_title] => AUGMENTED REALITY HEAD-UP DISPLAY SYSTEM FOR VEHICLE, AND VEHICLE [patent_app_type] => utility [patent_app_number] => 18/150242 [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] => 5549 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18150242 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/150242
AUGMENTED REALITY HEAD-UP DISPLAY SYSTEM FOR VEHICLE, AND VEHICLE Jan 4, 2023 Abandoned
Array ( [id] => 18512762 [patent_doc_number] => 20230228978 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => OPTICAL IMAGING LENS [patent_app_type] => utility [patent_app_number] => 18/150200 [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] => 9871 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 238 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18150200 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/150200
Optical imaging lens Jan 4, 2023 Issued
Array ( [id] => 18965428 [patent_doc_number] => 11899185 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-13 [patent_title] => Image capturing optical system, image capturing device and electronic device [patent_app_type] => utility [patent_app_number] => 18/091712 [patent_app_country] => US [patent_app_date] => 2022-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 13369 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 270 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18091712 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/091712
Image capturing optical system, image capturing device and electronic device Dec 29, 2022 Issued
Array ( [id] => 18981543 [patent_doc_number] => 11906710 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-20 [patent_title] => Image capturing optical lens system [patent_app_type] => utility [patent_app_number] => 18/148539 [patent_app_country] => US [patent_app_date] => 2022-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 14477 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18148539 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/148539
Image capturing optical lens system Dec 29, 2022 Issued
Array ( [id] => 18351988 [patent_doc_number] => 20230140099 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => IMAGE CAPTURING LENS ASSEMBLY, IMAGE CAPTURING DEVICE AND VEHICLE PHOTOGRAPHING TERMINAL [patent_app_type] => utility [patent_app_number] => 18/091339 [patent_app_country] => US [patent_app_date] => 2022-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10118 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 266 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18091339 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/091339
Image capturing lens assembly, image capturing device and vehicle photographing terminal Dec 28, 2022 Issued
Array ( [id] => 18810153 [patent_doc_number] => 20230384488 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => LIGHT SOURCE OF 3D PRINTER, AND 3D PRINTER [patent_app_type] => utility [patent_app_number] => 18/087837 [patent_app_country] => US [patent_app_date] => 2022-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8920 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18087837 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/087837
LIGHT SOURCE OF 3D PRINTER, AND 3D PRINTER Dec 22, 2022 Pending
Array ( [id] => 18453478 [patent_doc_number] => 20230194758 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => PROJECTOR [patent_app_type] => utility [patent_app_number] => 18/085994 [patent_app_country] => US [patent_app_date] => 2022-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 28997 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18085994 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/085994
Projector Dec 20, 2022 Issued
Array ( [id] => 19732237 [patent_doc_number] => 12210231 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Optical module and manufacturing method of optical module for optical communication [patent_app_type] => utility [patent_app_number] => 18/085634 [patent_app_country] => US [patent_app_date] => 2022-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 9142 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [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] => 18085634 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/085634
Optical module and manufacturing method of optical module for optical communication Dec 20, 2022 Issued
Array ( [id] => 18453623 [patent_doc_number] => 20230194903 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => OPTICAL MODULE AND MANUFACTURING METHOD OF OPTICAL MODULE FOR OPTICAL COMMUNICATION [patent_app_type] => utility [patent_app_number] => 18/085200 [patent_app_country] => US [patent_app_date] => 2022-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13168 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18085200 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/085200
Optical module and manufacturing method of optical module for optical communication Dec 19, 2022 Issued
Array ( [id] => 18307753 [patent_doc_number] => 20230111653 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-13 [patent_title] => OPTICAL IMAGING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/080333 [patent_app_country] => US [patent_app_date] => 2022-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6605 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18080333 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/080333
Optical imaging system Dec 12, 2022 Issued
Array ( [id] => 18271682 [patent_doc_number] => 20230092924 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-23 [patent_title] => OPTICAL IMAGING SYSTEM [patent_app_type] => utility [patent_app_number] => 17/990121 [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] => 4884 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17990121 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/990121
Optical imaging system Nov 17, 2022 Issued
Array ( [id] => 20159567 [patent_doc_number] => 12386189 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Systems and methods for photometrically extracting 3-dimensional depth [patent_app_type] => utility [patent_app_number] => 17/987177 [patent_app_country] => US [patent_app_date] => 2022-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 77 [patent_figures_cnt] => 105 [patent_no_of_words] => 108546 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17987177 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/987177
Systems and methods for photometrically extracting 3-dimensional depth Nov 14, 2022 Issued
Array ( [id] => 18242179 [patent_doc_number] => 20230074490 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => REFLECTIVE STRUCTURE, REFLECTIVE STRUCTURE ARRAY COMPRISING SAME, AND FLOATING IMAGE DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 17/987431 [patent_app_country] => US [patent_app_date] => 2022-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7755 [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] => 17987431 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/987431
Reflective structure, reflective structure array comprising same, and floating image display device Nov 14, 2022 Issued
Array ( [id] => 19114343 [patent_doc_number] => 20240126093 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => DISPLAY APPARATUS [patent_app_type] => utility [patent_app_number] => 17/985960 [patent_app_country] => US [patent_app_date] => 2022-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9186 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17985960 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/985960
DISPLAY APPARATUS Nov 13, 2022 Issued
Array ( [id] => 19739431 [patent_doc_number] => 12216259 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-04 [patent_title] => Large-aperture compact scanning tele cameras [patent_app_type] => utility [patent_app_number] => 18/718461 [patent_app_country] => US [patent_app_date] => 2022-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 43 [patent_no_of_words] => 12086 [patent_no_of_claims] => 46 [patent_no_of_ind_claims] => 1 [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] => 18718461 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/718461
Large-aperture compact scanning tele cameras Nov 7, 2022 Issued
Array ( [id] => 18237538 [patent_doc_number] => 20230069848 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => ARRANGEMENT OF OPTICAL ELEMENTS AND METHOD FOR FORMING STRUCTURAL PATTERNS [patent_app_type] => utility [patent_app_number] => 17/981802 [patent_app_country] => US [patent_app_date] => 2022-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4092 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 363 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17981802 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/981802
Arrangement of optical elements and method for forming structural patterns Nov 6, 2022 Issued
Array ( [id] => 18741193 [patent_doc_number] => 20230350174 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => Viewing Optic with Magnification Adjustment Ring [patent_app_type] => utility [patent_app_number] => 18/052809 [patent_app_country] => US [patent_app_date] => 2022-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4707 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18052809 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/052809
Viewing Optic with Magnification Adjustment Ring Nov 3, 2022 Pending
Array ( [id] => 18772347 [patent_doc_number] => 20230367171 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => TUNABLE OPTICAL DEVICES WITH INTEGRATED ACTIVE SWITCH-MATRIX DRIVER CIRCUITS [patent_app_type] => utility [patent_app_number] => 18/051172 [patent_app_country] => US [patent_app_date] => 2022-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12165 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 18051172 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/051172
Tunable optical devices with integrated active switch-matrix driver circuits Oct 30, 2022 Issued
Array ( [id] => 18209826 [patent_doc_number] => 20230056086 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-23 [patent_title] => NANOSTRUCTURES FOR OPTICAL DEVICES [patent_app_type] => utility [patent_app_number] => 17/977376 [patent_app_country] => US [patent_app_date] => 2022-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4275 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17977376 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/977376
Nanostructures for optical devices Oct 30, 2022 Issued
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