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] => 19391003 [patent_doc_number] => 20240280873 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => A METHOD AND DEVICE FOR PRESSING AGAINST EACH OTHER TWO OPHTHALMIC LENSES IN ORDER TO BUILD AN ELECTROCHROMIC CELL [patent_app_type] => utility [patent_app_number] => 18/570770 [patent_app_country] => US [patent_app_date] => 2022-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2161 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18570770 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/570770
A METHOD AND DEVICE FOR PRESSING AGAINST EACH OTHER TWO OPHTHALMIC LENSES IN ORDER TO BUILD AN ELECTROCHROMIC CELL Jun 13, 2022 Pending
Array ( [id] => 19405189 [patent_doc_number] => 20240288700 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => Head-up Display With Constant Orientation of the Virtual Image Plane in the Event of Eye-Box Adjustment [patent_app_type] => utility [patent_app_number] => 18/571766 [patent_app_country] => US [patent_app_date] => 2022-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3368 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 18571766 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/571766
Head-up Display With Constant Orientation of the Virtual Image Plane in the Event of Eye-Box Adjustment May 24, 2022 Pending
Array ( [id] => 18079005 [patent_doc_number] => 20220404617 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => HEAD-UP DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 17/752315 [patent_app_country] => US [patent_app_date] => 2022-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2590 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 17752315 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/752315
Head-up display device May 23, 2022 Issued
Array ( [id] => 17831739 [patent_doc_number] => 20220269043 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-25 [patent_title] => IMAGING LENS SET WITH PLASTIC LENS ELEMENT, IMAGING LENS MODULE AND ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 17/743495 [patent_app_country] => US [patent_app_date] => 2022-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17037 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 419 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17743495 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/743495
Imaging lens set with plastic lens element, imaging lens module and electronic device May 12, 2022 Issued
Array ( [id] => 19014354 [patent_doc_number] => 11921281 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-05 [patent_title] => Attachment device for an eyepiece or an objective lens of a long-range optical device [patent_app_type] => utility [patent_app_number] => 17/743890 [patent_app_country] => US [patent_app_date] => 2022-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 5600 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17743890 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/743890
Attachment device for an eyepiece or an objective lens of a long-range optical device May 12, 2022 Issued
Array ( [id] => 18037850 [patent_doc_number] => 20220382066 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 17/742713 [patent_app_country] => US [patent_app_date] => 2022-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4653 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 17742713 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/742713
Display device May 11, 2022 Issued
Array ( [id] => 17969655 [patent_doc_number] => 11487184 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-11-01 [patent_title] => Integrated driver and self-test control circuitry in tunable optical devices [patent_app_type] => utility [patent_app_number] => 17/742387 [patent_app_country] => US [patent_app_date] => 2022-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 40 [patent_no_of_words] => 12120 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17742387 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/742387
Integrated driver and self-test control circuitry in tunable optical devices May 10, 2022 Issued
Array ( [id] => 18772313 [patent_doc_number] => 20230367137 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => EYEWEAR WITH A SHAPE MEMORY ALLOY ACTUATOR [patent_app_type] => utility [patent_app_number] => 17/740668 [patent_app_country] => US [patent_app_date] => 2022-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10241 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17740668 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/740668
Eyewear with a shape memory alloy actuator May 9, 2022 Issued
Array ( [id] => 18486490 [patent_doc_number] => 20230213834 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => PROTECTIVE FILM STRUCTURE AND E-PAPER DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 17/733844 [patent_app_country] => US [patent_app_date] => 2022-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2840 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17733844 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/733844
PROTECTIVE FILM STRUCTURE AND E-PAPER DISPLAY DEVICE Apr 28, 2022 Abandoned
Array ( [id] => 19405154 [patent_doc_number] => 20240288665 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => IMAGING LENS SYSTEM, CAMERA MODULE, IN-VEHICLE SYSTEM, VEHICLE [patent_app_type] => utility [patent_app_number] => 18/570660 [patent_app_country] => US [patent_app_date] => 2022-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8130 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 18570660 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/570660
IMAGING LENS SYSTEM, CAMERA MODULE, IN-VEHICLE SYSTEM, VEHICLE Apr 27, 2022 Pending
Array ( [id] => 19333888 [patent_doc_number] => 20240248318 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-25 [patent_title] => MULTI-SENSOR SYSTEM HAVING AN OPTICAL BEAM SPLITTER [patent_app_type] => utility [patent_app_number] => 18/290400 [patent_app_country] => US [patent_app_date] => 2022-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5576 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18290400 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/290400
Multi-sensor system having an optical beam splitter Apr 26, 2022 Issued
Array ( [id] => 19219422 [patent_doc_number] => 20240184126 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => DEVICE FOR PRODUCING A POLYCHROMATIC LIGHT BEAM BY COMBINING A PLURALITY OF INDIVIDUAL LIGHT BEAMS [patent_app_type] => utility [patent_app_number] => 18/556568 [patent_app_country] => US [patent_app_date] => 2022-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9104 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18556568 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/556568
Device for producing a polychromatic light beam by combining a plurality of individual light beams Apr 13, 2022 Issued
Array ( [id] => 19970952 [patent_doc_number] => 12339558 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-24 [patent_title] => Array substrate and display device [patent_app_type] => utility [patent_app_number] => 17/719381 [patent_app_country] => US [patent_app_date] => 2022-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 2305 [patent_no_of_claims] => 21 [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] => 17719381 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/719381
Array substrate and display device Apr 12, 2022 Issued
Array ( [id] => 19156857 [patent_doc_number] => 20240149564 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => METHOD FOR ELECTRICALLY CONTROLLING A FUNCTIONAL ELEMENT EMBEDDED IN A GLAZING UNIT [patent_app_type] => utility [patent_app_number] => 18/549781 [patent_app_country] => US [patent_app_date] => 2022-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4740 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18549781 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/549781
METHOD FOR ELECTRICALLY CONTROLLING A FUNCTIONAL ELEMENT EMBEDDED IN A GLAZING UNIT Apr 12, 2022 Pending
Array ( [id] => 17991618 [patent_doc_number] => 20220357655 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-10 [patent_title] => FREEFORM OPTICAL SUBSTRATES IN WAVEGUIDE DISPLAYS [patent_app_type] => utility [patent_app_number] => 17/655583 [patent_app_country] => US [patent_app_date] => 2022-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5540 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17655583 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/655583
Freeform optical substrates in waveguide displays Mar 20, 2022 Issued
Array ( [id] => 18629172 [patent_doc_number] => 20230288052 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-14 [patent_title] => REFRIGERATING APPLIANCE LIGHTING SYSTEM [patent_app_type] => utility [patent_app_number] => 17/692468 [patent_app_country] => US [patent_app_date] => 2022-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7909 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17692468 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/692468
Refrigerating appliance lighting system Mar 10, 2022 Issued
Array ( [id] => 17690046 [patent_doc_number] => 20220197339 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => SCREEN ASSEMBLY OF ELECTRONIC DEVICE, AND ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 17/691773 [patent_app_country] => US [patent_app_date] => 2022-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4337 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17691773 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/691773
SCREEN ASSEMBLY OF ELECTRONIC DEVICE, AND ELECTRONIC DEVICE Mar 9, 2022 Abandoned
Array ( [id] => 19159266 [patent_doc_number] => 20240151973 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => METALENS STACK ON WAVEGUIDE COMBINERS FOR AR/VR GLASSES [patent_app_type] => utility [patent_app_number] => 18/280901 [patent_app_country] => US [patent_app_date] => 2022-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4697 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18280901 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/280901
METALENS STACK ON WAVEGUIDE COMBINERS FOR AR/VR GLASSES Mar 6, 2022 Pending
Array ( [id] => 20506815 [patent_doc_number] => 12541090 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-03 [patent_title] => Photo-magnetically actuated deformable mirror [patent_app_type] => utility [patent_app_number] => 18/549086 [patent_app_country] => US [patent_app_date] => 2022-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 16 [patent_no_of_words] => 1230 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18549086 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/549086
Photo-magnetically actuated deformable mirror Mar 2, 2022 Issued
Array ( [id] => 19174044 [patent_doc_number] => 20240160018 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => WAVEFRONT MANIPULATOR FOR A HEAD-UP DISPLAY, OPTICAL ARRANGEMENT, AND HEAD-UP DISPLAY [patent_app_type] => utility [patent_app_number] => 18/282217 [patent_app_country] => US [patent_app_date] => 2022-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6388 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18282217 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/282217
WAVEFRONT MANIPULATOR FOR A HEAD-UP DISPLAY, OPTICAL ARRANGEMENT, AND HEAD-UP DISPLAY Feb 14, 2022 Pending
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