Search

William C. Choi

Examiner (ID: 403, Phone: (571)272-2324 , Office: P/2872 )

Most Active Art Unit
2872
Art Unit(s)
2873, 2872
Total Applications
2451
Issued Applications
2236
Pending Applications
118
Abandoned Applications
130

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18872463 [patent_doc_number] => 11860259 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-02 [patent_title] => Optical-electronic integrated RF leakage interference cancellation system and method for CW radar [patent_app_type] => utility [patent_app_number] => 17/259476 [patent_app_country] => US [patent_app_date] => 2020-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2625 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 424 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17259476 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/259476
Optical-electronic integrated RF leakage interference cancellation system and method for CW radar May 28, 2020 Issued
Array ( [id] => 16507715 [patent_doc_number] => 20200386971 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-10 [patent_title] => OPTICAL IMAGING LENS [patent_app_type] => utility [patent_app_number] => 16/885686 [patent_app_country] => US [patent_app_date] => 2020-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16429 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 349 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16885686 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/885686
Optical imaging lens May 27, 2020 Issued
Array ( [id] => 17689778 [patent_doc_number] => 20220197071 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => LIGHT CONTROL GLASS AND METHOD FOR DETECTING TENSION THEREOF [patent_app_type] => utility [patent_app_number] => 17/279707 [patent_app_country] => US [patent_app_date] => 2020-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3972 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17279707 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/279707
Light control glass and method for detecting tension thereof May 26, 2020 Issued
Array ( [id] => 17743950 [patent_doc_number] => 11392012 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-19 [patent_title] => Multi-input folded camera and mobile device including the same [patent_app_type] => utility [patent_app_number] => 16/884443 [patent_app_country] => US [patent_app_date] => 2020-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 16 [patent_no_of_words] => 7181 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16884443 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/884443
Multi-input folded camera and mobile device including the same May 26, 2020 Issued
Array ( [id] => 17954749 [patent_doc_number] => 11480853 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-25 [patent_title] => Heating device for a camera lens [patent_app_type] => utility [patent_app_number] => 16/876951 [patent_app_country] => US [patent_app_date] => 2020-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 11 [patent_no_of_words] => 5890 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16876951 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/876951
Heating device for a camera lens May 17, 2020 Issued
Array ( [id] => 17686895 [patent_doc_number] => 20220194187 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => DIMMING LIGHT THAT IS INTERFERING WITH AN OBSERVER'S VISION [patent_app_type] => utility [patent_app_number] => 17/605443 [patent_app_country] => US [patent_app_date] => 2020-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5727 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17605443 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/605443
DIMMING LIGHT THAT IS INTERFERING WITH AN OBSERVER'S VISION May 13, 2020 Abandoned
Array ( [id] => 16864039 [patent_doc_number] => 11022777 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-01 [patent_title] => Lens holder, lens member, lens arrangement and camera device comprising such a lens arrangement [patent_app_type] => utility [patent_app_number] => 15/930465 [patent_app_country] => US [patent_app_date] => 2020-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4716 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15930465 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/930465
Lens holder, lens member, lens arrangement and camera device comprising such a lens arrangement May 12, 2020 Issued
Array ( [id] => 16729235 [patent_doc_number] => 20210096382 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-01 [patent_title] => SEE-THROUGH COMPUTER DISPLAY SYSTEMS [patent_app_type] => utility [patent_app_number] => 15/930023 [patent_app_country] => US [patent_app_date] => 2020-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 110576 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15930023 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/930023
See-through computer display systems May 11, 2020 Issued
Array ( [id] => 17572397 [patent_doc_number] => 11320664 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-03 [patent_title] => Beam combiner for optical beams with differing beam properties [patent_app_type] => utility [patent_app_number] => 15/930013 [patent_app_country] => US [patent_app_date] => 2020-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4061 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 12 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15930013 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/930013
Beam combiner for optical beams with differing beam properties May 11, 2020 Issued
Array ( [id] => 17891845 [patent_doc_number] => 11454808 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-09-27 [patent_title] => Metalens and optical apparatus including the same [patent_app_type] => utility [patent_app_number] => 16/865554 [patent_app_country] => US [patent_app_date] => 2020-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 22 [patent_no_of_words] => 7061 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16865554 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/865554
Metalens and optical apparatus including the same May 3, 2020 Issued
Array ( [id] => 17621426 [patent_doc_number] => 11340479 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-24 [patent_title] => Elastomeric optical device and related operation methods [patent_app_type] => utility [patent_app_number] => 16/864837 [patent_app_country] => US [patent_app_date] => 2020-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 10707 [patent_no_of_claims] => 51 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16864837 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/864837
Elastomeric optical device and related operation methods Apr 30, 2020 Issued
Array ( [id] => 17698495 [patent_doc_number] => 11372216 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-28 [patent_title] => Imaging optical lens system, image capturing unit and electronic device [patent_app_type] => utility [patent_app_number] => 16/850889 [patent_app_country] => US [patent_app_date] => 2020-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 30 [patent_figures_cnt] => 30 [patent_no_of_words] => 17235 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16850889 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/850889
Imaging optical lens system, image capturing unit and electronic device Apr 15, 2020 Issued
Array ( [id] => 18118736 [patent_doc_number] => 11550126 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-10 [patent_title] => Optical imaging system [patent_app_type] => utility [patent_app_number] => 16/848152 [patent_app_country] => US [patent_app_date] => 2020-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 24 [patent_no_of_words] => 6600 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16848152 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/848152
Optical imaging system Apr 13, 2020 Issued
Array ( [id] => 17689732 [patent_doc_number] => 20220197025 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => VEHICULAR HEAD-UP DISPLAY AND LIGHT SOURCE UNIT USED THEREFOR [patent_app_type] => utility [patent_app_number] => 17/603736 [patent_app_country] => US [patent_app_date] => 2020-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6704 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17603736 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/603736
Vehicular head-up display and light source unit used therefor Apr 12, 2020 Issued
Array ( [id] => 16208249 [patent_doc_number] => 20200241239 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-30 [patent_title] => IMAGING LENS SET WITH PLASTIC LENS ELEMENT, IMAGING LENS MODULE AND ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 16/846601 [patent_app_country] => US [patent_app_date] => 2020-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17055 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 426 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16846601 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/846601
Imaging lens set with plastic lens element, imaging lens module and electronic device Apr 12, 2020 Issued
Array ( [id] => 17698471 [patent_doc_number] => 11372192 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-28 [patent_title] => Optical member driving mechanism [patent_app_type] => utility [patent_app_number] => 16/845824 [patent_app_country] => US [patent_app_date] => 2020-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 3864 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16845824 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/845824
Optical member driving mechanism Apr 9, 2020 Issued
Array ( [id] => 17674511 [patent_doc_number] => 20220187678 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-16 [patent_title] => Control Method of Optical Deflector, and Optical Deflection Device [patent_app_type] => utility [patent_app_number] => 17/605049 [patent_app_country] => US [patent_app_date] => 2020-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6028 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 17605049 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/605049
Control method of optical deflector, and optical deflection device Apr 7, 2020 Issued
Array ( [id] => 19398241 [patent_doc_number] => 12072602 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-27 [patent_title] => Control method of optical deflector, and optical deflection device [patent_app_type] => utility [patent_app_number] => 17/604875 [patent_app_country] => US [patent_app_date] => 2020-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 6080 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 404 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17604875 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/604875
Control method of optical deflector, and optical deflection device Apr 7, 2020 Issued
Array ( [id] => 16794376 [patent_doc_number] => 20210124193 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-29 [patent_title] => DIMMING MIRROR AND METHOD FOR MANUFACTURING SAME, AND DIMMING APPARATUS [patent_app_type] => utility [patent_app_number] => 16/841771 [patent_app_country] => US [patent_app_date] => 2020-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10624 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16841771 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/841771
Dimming mirror and method for manufacturing same, and dimming apparatus Apr 6, 2020 Issued
Array ( [id] => 19763942 [patent_doc_number] => 12222228 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-11 [patent_title] => Optical encoder [patent_app_type] => utility [patent_app_number] => 17/602077 [patent_app_country] => US [patent_app_date] => 2020-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 38 [patent_no_of_words] => 9614 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17602077 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/602077
Optical encoder Apr 5, 2020 Issued
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