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] => 17105848 [patent_doc_number] => 11126057 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-21 [patent_title] => Control method for tintable windows [patent_app_type] => utility [patent_app_number] => 16/695004 [patent_app_country] => US [patent_app_date] => 2019-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 32 [patent_no_of_words] => 23555 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16695004 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/695004
Control method for tintable windows Nov 24, 2019 Issued
Array ( [id] => 17636327 [patent_doc_number] => 11347048 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-31 [patent_title] => Image display device and eyepiece optical system [patent_app_type] => utility [patent_app_number] => 16/690953 [patent_app_country] => US [patent_app_date] => 2019-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 11637 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16690953 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/690953
Image display device and eyepiece optical system Nov 20, 2019 Issued
Array ( [id] => 18370185 [patent_doc_number] => 11650353 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-16 [patent_title] => Cut pattern for film [patent_app_type] => utility [patent_app_number] => 16/687503 [patent_app_country] => US [patent_app_date] => 2019-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 15 [patent_no_of_words] => 3528 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16687503 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/687503
Cut pattern for film Nov 17, 2019 Issued
Array ( [id] => 17371554 [patent_doc_number] => 20220026606 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-27 [patent_title] => VARIABLE LIGHT TRANSMITTANCE ELEMENT, AND COLOR FILTER AND SMART WINDOW FOR DISPLAY DEVICE COMPRISING SAME [patent_app_type] => utility [patent_app_number] => 17/297069 [patent_app_country] => US [patent_app_date] => 2019-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3753 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [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] => 17297069 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/297069
Variable light transmittance element, and color filter and smart window for display device comprising same Nov 14, 2019 Issued
Array ( [id] => 15803373 [patent_doc_number] => 20200124829 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-23 [patent_title] => OPTICAL IMAGING LENS [patent_app_type] => utility [patent_app_number] => 16/673974 [patent_app_country] => US [patent_app_date] => 2019-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9524 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 302 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16673974 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/673974
Optical imaging lens Nov 4, 2019 Issued
Array ( [id] => 18030159 [patent_doc_number] => 11513340 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-29 [patent_title] => Projector [patent_app_type] => utility [patent_app_number] => 16/669122 [patent_app_country] => US [patent_app_date] => 2019-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3183 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 319 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16669122 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/669122
Projector Oct 29, 2019 Issued
Array ( [id] => 17136018 [patent_doc_number] => 11137569 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-05 [patent_title] => Camera module including aperture and electronic device including the same [patent_app_type] => utility [patent_app_number] => 16/668507 [patent_app_country] => US [patent_app_date] => 2019-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 25 [patent_no_of_words] => 21021 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16668507 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/668507
Camera module including aperture and electronic device including the same Oct 29, 2019 Issued
Array ( [id] => 17324790 [patent_doc_number] => 11215797 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-04 [patent_title] => Image picking-up system, image capturing apparatus and electronic device [patent_app_type] => utility [patent_app_number] => 16/666513 [patent_app_country] => US [patent_app_date] => 2019-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 33 [patent_figures_cnt] => 33 [patent_no_of_words] => 24293 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16666513 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/666513
Image picking-up system, image capturing apparatus and electronic device Oct 28, 2019 Issued
Array ( [id] => 16698104 [patent_doc_number] => 10948697 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-16 [patent_title] => Image capturing lens assembly, image capturing device and vehicle photographing terminal [patent_app_type] => utility [patent_app_number] => 16/660549 [patent_app_country] => US [patent_app_date] => 2019-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 10173 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16660549 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/660549
Image capturing lens assembly, image capturing device and vehicle photographing terminal Oct 21, 2019 Issued
Array ( [id] => 15966063 [patent_doc_number] => 20200166783 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-28 [patent_title] => NANOSTRUCTURES FOR OPTICAL DEVICES [patent_app_type] => utility [patent_app_number] => 16/601006 [patent_app_country] => US [patent_app_date] => 2019-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4261 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16601006 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/601006
Nanostructures for optical devices Oct 13, 2019 Issued
Array ( [id] => 15742867 [patent_doc_number] => 20200110322 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-09 [patent_title] => EC ELEMENT ARCHITECTURE FOR CONCEALMENT AND COATING DESIGNED TO HIDE CAMERAS AND COMPONENTS BEHIND A SUBSTRATE [patent_app_type] => utility [patent_app_number] => 16/596080 [patent_app_country] => US [patent_app_date] => 2019-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11185 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16596080 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/596080
EC element architecture for concealment and coating designed to hide cameras and components behind a substrate Oct 7, 2019 Issued
Array ( [id] => 17976913 [patent_doc_number] => 11493771 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-08 [patent_title] => NVIS compatible head-up display combiner alignment detector [patent_app_type] => utility [patent_app_number] => 16/593445 [patent_app_country] => US [patent_app_date] => 2019-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 16 [patent_no_of_words] => 5279 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16593445 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/593445
NVIS compatible head-up display combiner alignment detector Oct 3, 2019 Issued
Array ( [id] => 15560451 [patent_doc_number] => 20200064637 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-27 [patent_title] => Environmentally Isolated Waveguide Display [patent_app_type] => utility [patent_app_number] => 16/593606 [patent_app_country] => US [patent_app_date] => 2019-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7341 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16593606 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/593606
Environmentally isolated waveguide display Oct 3, 2019 Issued
Array ( [id] => 17976883 [patent_doc_number] => 11493741 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-08 [patent_title] => Reflective module and camera module including the same [patent_app_type] => utility [patent_app_number] => 16/590550 [patent_app_country] => US [patent_app_date] => 2019-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 15 [patent_no_of_words] => 9562 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16590550 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/590550
Reflective module and camera module including the same Oct 1, 2019 Issued
Array ( [id] => 19375135 [patent_doc_number] => 12066698 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-20 [patent_title] => Optical isolator [patent_app_type] => utility [patent_app_number] => 17/285051 [patent_app_country] => US [patent_app_date] => 2019-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 7498 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17285051 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/285051
Optical isolator Oct 1, 2019 Issued
Array ( [id] => 19327182 [patent_doc_number] => 12044860 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-23 [patent_title] => Inhomogeneous microlens device for near-field focusing, beam forming, and high-efficiency far-field device implementation [patent_app_type] => utility [patent_app_number] => 17/282349 [patent_app_country] => US [patent_app_date] => 2019-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 54 [patent_no_of_words] => 11317 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 277 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17282349 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/282349
Inhomogeneous microlens device for near-field focusing, beam forming, and high-efficiency far-field device implementation Sep 30, 2019 Issued
Array ( [id] => 17199910 [patent_doc_number] => 20210340005 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-04 [patent_title] => A MEMS Display Device With A Vertical Hinge [patent_app_type] => utility [patent_app_number] => 17/280941 [patent_app_country] => US [patent_app_date] => 2019-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6146 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [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] => 17280941 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/280941
MEMS display device with a vertical hinge Sep 28, 2019 Issued
Array ( [id] => 16114841 [patent_doc_number] => 20200209443 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-02 [patent_title] => REACTIVE MULTIFOCAL OPTICAL SYSTEM AND AUGMENTED REALITY DEVICE USING THE SAME [patent_app_type] => utility [patent_app_number] => 16/586978 [patent_app_country] => US [patent_app_date] => 2019-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6875 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 16586978 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/586978
Reactive multifocal optical system and augmented reality device using the same Sep 27, 2019 Issued
Array ( [id] => 17324782 [patent_doc_number] => 11215789 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-04 [patent_title] => Lens driving apparatus, and camera module and optical device comprising same [patent_app_type] => utility [patent_app_number] => 16/585380 [patent_app_country] => US [patent_app_date] => 2019-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 48 [patent_no_of_words] => 28104 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16585380 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/585380
Lens driving apparatus, and camera module and optical device comprising same Sep 26, 2019 Issued
Array ( [id] => 18339560 [patent_doc_number] => 20230131509 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => INTELLIGENT GLASS AND INTELLIGENT WINDOW SYSTEM [patent_app_type] => utility [patent_app_number] => 17/043944 [patent_app_country] => US [patent_app_date] => 2019-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4676 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17043944 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/043944
Intelligent glass and intelligent window system Sep 25, 2019 Issued
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