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] => 13129481 [patent_doc_number] => 10082668 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-09-25 [patent_title] => Securing a fresnel lens to a refractive optical element [patent_app_type] => utility [patent_app_number] => 15/344457 [patent_app_country] => US [patent_app_date] => 2016-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 6189 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15344457 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/344457
Securing a fresnel lens to a refractive optical element Nov 3, 2016 Issued
Array ( [id] => 13028625 [patent_doc_number] => 10036931 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-07-31 [patent_title] => Color display device [patent_app_type] => utility [patent_app_number] => 15/337272 [patent_app_country] => US [patent_app_date] => 2016-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 24 [patent_no_of_words] => 5768 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15337272 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/337272
Color display device Oct 27, 2016 Issued
Array ( [id] => 16499025 [patent_doc_number] => 10864392 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-12-15 [patent_title] => In-mask feedback system [patent_app_type] => utility [patent_app_number] => 15/766105 [patent_app_country] => US [patent_app_date] => 2016-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 18 [patent_no_of_words] => 6274 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15766105 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/766105
In-mask feedback system Oct 6, 2016 Issued
Array ( [id] => 17863271 [patent_doc_number] => 11444435 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-09-13 [patent_title] => Method and device for combining laser beams [patent_app_type] => utility [patent_app_number] => 16/321969 [patent_app_country] => US [patent_app_date] => 2016-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 4166 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16321969 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/321969
Method and device for combining laser beams Oct 4, 2016 Issued
Array ( [id] => 12194055 [patent_doc_number] => 09897780 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2018-02-20 [patent_title] => 'Optical imaging lens' [patent_app_type] => utility [patent_app_number] => 15/273716 [patent_app_country] => US [patent_app_date] => 2016-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 63 [patent_no_of_words] => 11945 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 434 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15273716 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/273716
Optical imaging lens Sep 22, 2016 Issued
Array ( [id] => 11981155 [patent_doc_number] => 20170285308 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-05 [patent_title] => 'SYSTEMS AND DEVICES HAVING SINGLE-SIDED WAFER-LEVEL OPTICS' [patent_app_type] => utility [patent_app_number] => 15/275148 [patent_app_country] => US [patent_app_date] => 2016-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 11363 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15275148 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/275148
Systems and devices having single-sided wafer-level optics Sep 22, 2016 Issued
Array ( [id] => 12113856 [patent_doc_number] => 09869846 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2018-01-16 [patent_title] => 'Optical imaging lens' [patent_app_type] => utility [patent_app_number] => 15/273715 [patent_app_country] => US [patent_app_date] => 2016-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 70 [patent_no_of_words] => 14229 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 383 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15273715 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/273715
Optical imaging lens Sep 22, 2016 Issued
Array ( [id] => 12309990 [patent_doc_number] => 09939703 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2018-04-10 [patent_title] => Electrochromic devices having reduced switching times and their methods of manufacture [patent_app_type] => utility [patent_app_number] => 15/270698 [patent_app_country] => US [patent_app_date] => 2016-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 7358 [patent_no_of_claims] => 20 [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] => 15270698 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/270698
Electrochromic devices having reduced switching times and their methods of manufacture Sep 19, 2016 Issued
Array ( [id] => 12265003 [patent_doc_number] => 20180084199 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-03-22 [patent_title] => 'Optical Zoom System' [patent_app_type] => utility [patent_app_number] => 15/271057 [patent_app_country] => US [patent_app_date] => 2016-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4378 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15271057 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/271057
Optical zoom system Sep 19, 2016 Issued
Array ( [id] => 13402771 [patent_doc_number] => 20180252928 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-09-06 [patent_title] => AN APPARATUS AND A METHOD FOR CALIBRATING AN OPTICAL AQUISITION SYSTEM [patent_app_type] => utility [patent_app_number] => 15/759222 [patent_app_country] => US [patent_app_date] => 2016-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5485 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 15759222 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/759222
Apparatus and a method for calibrating an optical aquisition system Sep 15, 2016 Issued
Array ( [id] => 12371316 [patent_doc_number] => 09958655 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-05-01 [patent_title] => Projection lens system with magnification-varying capability and projector [patent_app_type] => utility [patent_app_number] => 15/265468 [patent_app_country] => US [patent_app_date] => 2016-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 101 [patent_no_of_words] => 9764 [patent_no_of_claims] => 20 [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] => 15265468 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/265468
Projection lens system with magnification-varying capability and projector Sep 13, 2016 Issued
Array ( [id] => 13500763 [patent_doc_number] => 20180301924 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-18 [patent_title] => SEEING AID DEVICE HAVING INDUCTIVE BATTERY CHARGING [patent_app_type] => utility [patent_app_number] => 15/766355 [patent_app_country] => US [patent_app_date] => 2016-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5171 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 15766355 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/766355
Seeing aid device having inductive battery charging Sep 11, 2016 Issued
Array ( [id] => 12965518 [patent_doc_number] => 09874731 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-01-23 [patent_title] => Zoom lens and imaging apparatus [patent_app_type] => utility [patent_app_number] => 15/262084 [patent_app_country] => US [patent_app_date] => 2016-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 10161 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15262084 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/262084
Zoom lens and imaging apparatus Sep 11, 2016 Issued
Array ( [id] => 11972750 [patent_doc_number] => 20170276904 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-09-28 [patent_title] => 'Optical Image Capturing System' [patent_app_type] => utility [patent_app_number] => 15/259413 [patent_app_country] => US [patent_app_date] => 2016-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 26561 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15259413 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/259413
Optical image capturing system Sep 7, 2016 Issued
Array ( [id] => 13402701 [patent_doc_number] => 20180252893 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-09-06 [patent_title] => LENS DRIVING APPARATUS, AND CAMERA MODULE AND OPTICAL DEVICE COMPRISING SAME [patent_app_type] => utility [patent_app_number] => 15/758670 [patent_app_country] => US [patent_app_date] => 2016-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 28103 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15758670 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/758670
Lens driving apparatus, and camera module and optical device comprising same Sep 7, 2016 Issued
Array ( [id] => 11972751 [patent_doc_number] => 20170276905 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-09-28 [patent_title] => 'Optical Image Capturing System' [patent_app_type] => utility [patent_app_number] => 15/259440 [patent_app_country] => US [patent_app_date] => 2016-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 25008 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15259440 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/259440
Optical image capturing system Sep 7, 2016 Issued
Array ( [id] => 11730751 [patent_doc_number] => 20170192194 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-07-06 [patent_title] => 'Lens Driving Device' [patent_app_type] => utility [patent_app_number] => 15/256908 [patent_app_country] => US [patent_app_date] => 2016-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1542 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15256908 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/256908
Lens driving device Sep 5, 2016 Issued
Array ( [id] => 11745278 [patent_doc_number] => 20170199351 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-07-13 [patent_title] => 'Camera Lens' [patent_app_type] => utility [patent_app_number] => 15/257012 [patent_app_country] => US [patent_app_date] => 2016-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4217 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15257012 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/257012
Camera lens Sep 5, 2016 Issued
Array ( [id] => 11810522 [patent_doc_number] => 09715089 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2017-07-25 [patent_title] => 'Camera lens' [patent_app_type] => utility [patent_app_number] => 15/257370 [patent_app_country] => US [patent_app_date] => 2016-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 3834 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [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] => 15257370 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/257370
Camera lens Sep 5, 2016 Issued
Array ( [id] => 11351861 [patent_doc_number] => 20160370601 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-12-22 [patent_title] => 'ELECTROMAGNETIC ACTUATORS FOR DIGITAL CAMERAS' [patent_app_type] => utility [patent_app_number] => 15/256691 [patent_app_country] => US [patent_app_date] => 2016-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 6457 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15256691 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/256691
Electromagnetic actuators for digital cameras Sep 4, 2016 Issued
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