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] => 13990631 [patent_doc_number] => 20190064473 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-02-28 [patent_title] => LENS BARREL AND IMAGING APPARATUS [patent_app_type] => utility [patent_app_number] => 16/105212 [patent_app_country] => US [patent_app_date] => 2018-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4507 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16105212 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/105212
LENS BARREL AND IMAGING APPARATUS Aug 19, 2018 Abandoned
Array ( [id] => 16247677 [patent_doc_number] => 10747029 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-08-18 [patent_title] => Flash imaging devices, methods for making and using the same [patent_app_type] => utility [patent_app_number] => 15/999718 [patent_app_country] => US [patent_app_date] => 2018-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13473 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15999718 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/999718
Flash imaging devices, methods for making and using the same Aug 19, 2018 Issued
Array ( [id] => 16565371 [patent_doc_number] => 10890737 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-12 [patent_title] => Optical imaging system [patent_app_type] => utility [patent_app_number] => 16/103086 [patent_app_country] => US [patent_app_date] => 2018-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7072 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16103086 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/103086
Optical imaging system Aug 13, 2018 Issued
Array ( [id] => 15819407 [patent_doc_number] => 10634877 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-04-28 [patent_title] => Compact optical lens system [patent_app_type] => utility [patent_app_number] => 16/056528 [patent_app_country] => US [patent_app_date] => 2018-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 7129 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16056528 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/056528
Compact optical lens system Aug 6, 2018 Issued
Array ( [id] => 13579077 [patent_doc_number] => 20180341087 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-29 [patent_title] => IMAGE CAPTURING OPTICAL SYSTEM, IMAGE CAPTURING DEVICE AND ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 16/053949 [patent_app_country] => US [patent_app_date] => 2018-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13287 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16053949 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/053949
Image capturing optical system, image capturing device and electronic device Aug 2, 2018 Issued
Array ( [id] => 13904803 [patent_doc_number] => 20190041606 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-02-07 [patent_title] => OPTICAL SYSTEM AND IMAGE PICKUP APPARATUS [patent_app_type] => utility [patent_app_number] => 16/051804 [patent_app_country] => US [patent_app_date] => 2018-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5959 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16051804 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/051804
Optical system and image pickup apparatus Jul 31, 2018 Issued
Array ( [id] => 16477594 [patent_doc_number] => 10852536 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-12-01 [patent_title] => SPI-based head-up display backlight control method [patent_app_type] => utility [patent_app_number] => 16/050826 [patent_app_country] => US [patent_app_date] => 2018-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2122 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16050826 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/050826
SPI-based head-up display backlight control method Jul 30, 2018 Issued
Array ( [id] => 16809847 [patent_doc_number] => 20210132402 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => MULTIPLE WAY PRISM FOR B4-STANDARD [patent_app_type] => utility [patent_app_number] => 16/635816 [patent_app_country] => US [patent_app_date] => 2018-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10005 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16635816 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/635816
MULTIPLE WAY PRISM FOR B4-STANDARD Jul 30, 2018 Abandoned
Array ( [id] => 17976868 [patent_doc_number] => 11493726 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-08 [patent_title] => Lens driving device, and camera module and optical device comprising same [patent_app_type] => utility [patent_app_number] => 16/636529 [patent_app_country] => US [patent_app_date] => 2018-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 55 [patent_figures_cnt] => 59 [patent_no_of_words] => 50503 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 305 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16636529 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/636529
Lens driving device, and camera module and optical device comprising same Jul 29, 2018 Issued
Array ( [id] => 13555269 [patent_doc_number] => 20180329182 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-15 [patent_title] => OPTICAL IMAGING SYSTEM [patent_app_type] => utility [patent_app_number] => 16/040820 [patent_app_country] => US [patent_app_date] => 2018-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5342 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 16040820 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/040820
Optical imaging system Jul 19, 2018 Issued
Array ( [id] => 13844123 [patent_doc_number] => 20190025546 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-24 [patent_title] => Camera Optical Lens [patent_app_type] => utility [patent_app_number] => 16/040614 [patent_app_country] => US [patent_app_date] => 2018-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3662 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16040614 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/040614
Camera optical lens Jul 19, 2018 Issued
Array ( [id] => 16063883 [patent_doc_number] => 10690883 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-06-23 [patent_title] => Optical image capturing system [patent_app_type] => utility [patent_app_number] => 16/036136 [patent_app_country] => US [patent_app_date] => 2018-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 25 [patent_no_of_words] => 19936 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 441 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16036136 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/036136
Optical image capturing system Jul 15, 2018 Issued
Array ( [id] => 13829533 [patent_doc_number] => 20190018251 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-17 [patent_title] => Apparatus for Beam Shaping of Laser Radiation [patent_app_type] => utility [patent_app_number] => 16/034867 [patent_app_country] => US [patent_app_date] => 2018-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2594 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16034867 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/034867
Apparatus for beam shaping of laser radiation Jul 12, 2018 Issued
Array ( [id] => 16629996 [patent_doc_number] => 20210048649 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-18 [patent_title] => FOLDED CAMERA PRISM DESIGN FOR PREVENTING STRAY LIGHT [patent_app_type] => utility [patent_app_number] => 16/306565 [patent_app_country] => US [patent_app_date] => 2018-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4764 [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] => 16306565 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/306565
Folded camera prism design for preventing stray light Jul 2, 2018 Issued
Array ( [id] => 16400380 [patent_doc_number] => 20200341238 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-29 [patent_title] => SINGLE FOCUS IMAGE PICKUP OPTICAL SYSTEM, AND IMAGE PICKUP DEVICE AND CAMERA SYSTEM USING SINGLE FOCUS IMAGE PICKUP OPTICAL SYSTEM [patent_app_type] => utility [patent_app_number] => 16/618490 [patent_app_country] => US [patent_app_date] => 2018-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6834 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16618490 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/618490
Single focus image pickup optical system, and image pickup device and camera system using single focus image pickup optical system Jul 1, 2018 Issued
Array ( [id] => 13510917 [patent_doc_number] => 20180307001 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-25 [patent_title] => LENS DRIVING DEVICE [patent_app_type] => utility [patent_app_number] => 16/025327 [patent_app_country] => US [patent_app_date] => 2018-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 27643 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16025327 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/025327
Lens driving device Jul 1, 2018 Issued
Array ( [id] => 14060901 [patent_doc_number] => 10234742 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-03-19 [patent_title] => Color display device [patent_app_type] => utility [patent_app_number] => 16/023311 [patent_app_country] => US [patent_app_date] => 2018-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 24 [patent_no_of_words] => 5790 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16023311 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/023311
Color display device Jun 28, 2018 Issued
Array ( [id] => 17105790 [patent_doc_number] => 11125999 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-21 [patent_title] => Polarization plate, image display device using same, and mobile body [patent_app_type] => utility [patent_app_number] => 16/326831 [patent_app_country] => US [patent_app_date] => 2018-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 5335 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [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] => 16326831 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/326831
Polarization plate, image display device using same, and mobile body Jun 28, 2018 Issued
Array ( [id] => 17308544 [patent_doc_number] => 11209649 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-12-28 [patent_title] => Optical lens assemblies, head-mounted displays, and related methods [patent_app_type] => utility [patent_app_number] => 16/016428 [patent_app_country] => US [patent_app_date] => 2018-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 45 [patent_no_of_words] => 11767 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16016428 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/016428
Optical lens assemblies, head-mounted displays, and related methods Jun 21, 2018 Issued
Array ( [id] => 13482175 [patent_doc_number] => 20180292630 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-11 [patent_title] => IMAGE CAPTURING OPTICAL LENS SYSTEM [patent_app_type] => utility [patent_app_number] => 16/008004 [patent_app_country] => US [patent_app_date] => 2018-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14398 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16008004 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/008004
Image capturing optical lens system Jun 12, 2018 Issued
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