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] => 13843981 [patent_doc_number] => 20190025475 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-24 [patent_title] => COMPOUND LENS AND DISPLAY DEVICE HAVING THE SAME [patent_app_type] => utility [patent_app_number] => 16/069397 [patent_app_country] => US [patent_app_date] => 2017-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8415 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 16069397 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/069397
Compound lens and display device having the same Jan 8, 2017 Issued
Array ( [id] => 13829627 [patent_doc_number] => 20190018298 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-17 [patent_title] => METHOD FOR CONTROLLING AN ELECTROCHROMIC DEVICE AND AN ELECTROCHROMIC DEVICE [patent_app_type] => utility [patent_app_number] => 16/068893 [patent_app_country] => US [patent_app_date] => 2017-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8170 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 16068893 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/068893
Method for controlling an electrochromic device and an electrochromic device Jan 8, 2017 Issued
Array ( [id] => 12569778 [patent_doc_number] => 10018841 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2018-07-10 [patent_title] => Multi-display head-up display device [patent_app_type] => utility [patent_app_number] => 15/400972 [patent_app_country] => US [patent_app_date] => 2017-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2720 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15400972 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/400972
Multi-display head-up display device Jan 6, 2017 Issued
Array ( [id] => 14761833 [patent_doc_number] => 10392301 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-08-27 [patent_title] => Integration of electrochromic films on a substrate [patent_app_type] => utility [patent_app_number] => 15/399852 [patent_app_country] => US [patent_app_date] => 2017-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 29 [patent_no_of_words] => 11292 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15399852 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/399852
Integration of electrochromic films on a substrate Jan 5, 2017 Issued
Array ( [id] => 12173274 [patent_doc_number] => 09891412 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-02-13 [patent_title] => 'Imaging lens' [patent_app_type] => utility [patent_app_number] => 15/395867 [patent_app_country] => US [patent_app_date] => 2016-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 12922 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 15395867 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/395867
Imaging lens Dec 29, 2016 Issued
Array ( [id] => 11570020 [patent_doc_number] => 20170108664 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-04-20 [patent_title] => 'IMAGING LENS' [patent_app_type] => utility [patent_app_number] => 15/395886 [patent_app_country] => US [patent_app_date] => 2016-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 12968 [patent_no_of_claims] => 21 [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] => 15395886 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/395886
Imaging lens Dec 29, 2016 Issued
Array ( [id] => 14090861 [patent_doc_number] => 10241333 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-03-26 [patent_title] => Light guide, virtual image display device, and light guide unit [patent_app_type] => utility [patent_app_number] => 15/394157 [patent_app_country] => US [patent_app_date] => 2016-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 42 [patent_figures_cnt] => 48 [patent_no_of_words] => 24958 [patent_no_of_claims] => 16 [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] => 15394157 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/394157
Light guide, virtual image display device, and light guide unit Dec 28, 2016 Issued
Array ( [id] => 12493953 [patent_doc_number] => 09995932 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-06-12 [patent_title] => Head-up display with variable focal length [patent_app_type] => utility [patent_app_number] => 15/392277 [patent_app_country] => US [patent_app_date] => 2016-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 2481 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15392277 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/392277
Head-up display with variable focal length Dec 27, 2016 Issued
Array ( [id] => 11823409 [patent_doc_number] => 20170212346 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-07-27 [patent_title] => 'HEAD UP DISPLAY APPARATUS' [patent_app_type] => utility [patent_app_number] => 15/391080 [patent_app_country] => US [patent_app_date] => 2016-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 11193 [patent_no_of_claims] => 9 [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] => 15391080 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/391080
Head up display apparatus Dec 26, 2016 Issued
Array ( [id] => 13253813 [patent_doc_number] => 10139593 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-11-27 [patent_title] => Optical image capturing system [patent_app_type] => utility [patent_app_number] => 15/389884 [patent_app_country] => US [patent_app_date] => 2016-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 14435 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15389884 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/389884
Optical image capturing system Dec 22, 2016 Issued
Array ( [id] => 16690041 [patent_doc_number] => 20210072518 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => OMNIDIRECTIONAL CATADIOPTRIC LENS WITH ODD ASPHERIC CONTOUR OR MULTI-LENS [patent_app_type] => utility [patent_app_number] => 16/064763 [patent_app_country] => US [patent_app_date] => 2016-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6404 [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] => 16064763 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/064763
Omnidirectional catadioptric lens with odd aspheric contour or multi-lens Dec 22, 2016 Issued
Array ( [id] => 11556273 [patent_doc_number] => 20170102519 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-04-13 [patent_title] => 'IMAGING LENS' [patent_app_type] => utility [patent_app_number] => 15/387860 [patent_app_country] => US [patent_app_date] => 2016-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 8711 [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] => 15387860 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/387860
Imaging lens Dec 21, 2016 Issued
Array ( [id] => 12645456 [patent_doc_number] => 20180106983 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-04-19 [patent_title] => ANNULAR OPTICAL ELEMENT, IMAGING LENS ASSEMBLY, IMAGING APPARATUS AND ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 15/387694 [patent_app_country] => US [patent_app_date] => 2016-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11841 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15387694 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/387694
Annular optical element, imaging lens assembly, imaging apparatus and electronic device Dec 21, 2016 Issued
Array ( [id] => 13109197 [patent_doc_number] => 10073242 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-09-11 [patent_title] => Optical image capturing system [patent_app_type] => utility [patent_app_number] => 15/386299 [patent_app_country] => US [patent_app_date] => 2016-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 13873 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15386299 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/386299
Optical image capturing system Dec 20, 2016 Issued
Array ( [id] => 13254011 [patent_doc_number] => 10139694 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-11-27 [patent_title] => Reflection type display device [patent_app_type] => utility [patent_app_number] => 15/387062 [patent_app_country] => US [patent_app_date] => 2016-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 7440 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15387062 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/387062
Reflection type display device Dec 20, 2016 Issued
Array ( [id] => 13068057 [patent_doc_number] => 10054805 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-08-21 [patent_title] => Flash imaging devices, methods for making and using the same [patent_app_type] => utility [patent_app_number] => 15/386466 [patent_app_country] => US [patent_app_date] => 2016-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13481 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15386466 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/386466
Flash imaging devices, methods for making and using the same Dec 20, 2016 Issued
Array ( [id] => 16551155 [patent_doc_number] => 10884311 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-05 [patent_title] => Obscuring bus bars in electrochromic glass structures [patent_app_type] => utility [patent_app_number] => 15/780606 [patent_app_country] => US [patent_app_date] => 2016-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 20 [patent_no_of_words] => 16747 [patent_no_of_claims] => 28 [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] => 15780606 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/780606
Obscuring bus bars in electrochromic glass structures Dec 19, 2016 Issued
Array ( [id] => 12512571 [patent_doc_number] => 10001650 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-06-19 [patent_title] => Attachable image display device and ocular optical system [patent_app_type] => utility [patent_app_number] => 15/385861 [patent_app_country] => US [patent_app_date] => 2016-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 7272 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15385861 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/385861
Attachable image display device and ocular optical system Dec 19, 2016 Issued
Array ( [id] => 12371382 [patent_doc_number] => 09958677 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-05-01 [patent_title] => Head-up display and mobile object equipped with head-up display [patent_app_type] => utility [patent_app_number] => 15/383401 [patent_app_country] => US [patent_app_date] => 2016-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 6344 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15383401 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/383401
Head-up display and mobile object equipped with head-up display Dec 18, 2016 Issued
Array ( [id] => 11708230 [patent_doc_number] => 20170176730 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-22 [patent_title] => 'TOTAL INTERNAL REFLECTION APERTURE STOP IMAGING' [patent_app_type] => utility [patent_app_number] => 15/382551 [patent_app_country] => US [patent_app_date] => 2016-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 32 [patent_figures_cnt] => 32 [patent_no_of_words] => 12455 [patent_no_of_claims] => 13 [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] => 15382551 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/382551
Total internal reflection aperture stop imaging Dec 15, 2016 Issued
Menu