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] => 18014594 [patent_doc_number] => 11506888 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-22 [patent_title] => Driver gaze tracking system for use in vehicles [patent_app_type] => utility [patent_app_number] => 16/578077 [patent_app_country] => US [patent_app_date] => 2019-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 27 [patent_no_of_words] => 38404 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16578077 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/578077
Driver gaze tracking system for use in vehicles Sep 19, 2019 Issued
Array ( [id] => 17387363 [patent_doc_number] => 20220035215 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => HIGH-EFFICIENCY ELECTRODEPOSITION FOR COATING ELECTROCHROMIC FILMS [patent_app_type] => utility [patent_app_number] => 17/276727 [patent_app_country] => US [patent_app_date] => 2019-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3138 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17276727 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/276727
HIGH-EFFICIENCY ELECTRODEPOSITION FOR COATING ELECTROCHROMIC FILMS Sep 16, 2019 Abandoned
Array ( [id] => 17201677 [patent_doc_number] => 20210341772 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-04 [patent_title] => COMPOSITE PANE WITH FUNCTIONAL ELEMENT WHICH CAN BE SWITCHED IN SEGMENTS AND HAS ELECTRICALLY CONTROLLABLE OPTICAL PROPERTIES [patent_app_type] => utility [patent_app_number] => 17/283452 [patent_app_country] => US [patent_app_date] => 2019-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12422 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17283452 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/283452
Composite pane with functional element which can be switched in segments and has electrically controllable optical properties Sep 11, 2019 Issued
Array ( [id] => 17415301 [patent_doc_number] => 20220050205 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-17 [patent_title] => ELECTRO-OPTIC MODULATOR AND METHODS OF USING AND MANUFACTURING SAME FOR THREE-DIMENSIONAL IMAGING [patent_app_type] => utility [patent_app_number] => 17/275453 [patent_app_country] => US [patent_app_date] => 2019-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12724 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17275453 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/275453
Electro-optic modulator and methods of using and manufacturing same for three-dimensional imaging Sep 10, 2019 Issued
Array ( [id] => 15618481 [patent_doc_number] => 20200079645 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-12 [patent_title] => PROCESS FOR MANUFACTURING A MICROELECTROMECHANICAL DEVICE WITH A MOBILE STRUCTURE, IN PARTICULAR A MICROMIRROR [patent_app_type] => utility [patent_app_number] => 16/565803 [patent_app_country] => US [patent_app_date] => 2019-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8007 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16565803 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/565803
Process for manufacturing a microelectromechanical device with a mobile structure, in particular a micromirror Sep 9, 2019 Issued
Array ( [id] => 17437217 [patent_doc_number] => 11262545 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-01 [patent_title] => Imaging lens assembly, image capturing unit and electronic device [patent_app_type] => utility [patent_app_number] => 16/565272 [patent_app_country] => US [patent_app_date] => 2019-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 38 [patent_no_of_words] => 21343 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16565272 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/565272
Imaging lens assembly, image capturing unit and electronic device Sep 8, 2019 Issued
Array ( [id] => 15684227 [patent_doc_number] => 20200096777 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-26 [patent_title] => ATTACHMENT PRODUCING ANAMORPHIC EFFECT [patent_app_type] => utility [patent_app_number] => 16/559562 [patent_app_country] => US [patent_app_date] => 2019-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8107 [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] => 16559562 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/559562
Attachment producing anamorphic effect Sep 2, 2019 Issued
Array ( [id] => 16675011 [patent_doc_number] => 20210063775 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-04 [patent_title] => POLYMORPHIC ELECTRO-OPTIC DISPLAYS [patent_app_type] => utility [patent_app_number] => 16/553572 [patent_app_country] => US [patent_app_date] => 2019-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14564 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -43 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16553572 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/553572
Polymorphic electro-optic displays Aug 27, 2019 Issued
Array ( [id] => 16675011 [patent_doc_number] => 20210063775 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-04 [patent_title] => POLYMORPHIC ELECTRO-OPTIC DISPLAYS [patent_app_type] => utility [patent_app_number] => 16/553572 [patent_app_country] => US [patent_app_date] => 2019-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14564 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -43 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16553572 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/553572
Polymorphic electro-optic displays Aug 27, 2019 Issued
Array ( [id] => 17127864 [patent_doc_number] => 20210302633 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-30 [patent_title] => PHOTOCHROMIC ARTICLES [patent_app_type] => utility [patent_app_number] => 17/260509 [patent_app_country] => US [patent_app_date] => 2019-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8059 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17260509 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/260509
Photochromic articles Aug 19, 2019 Issued
Array ( [id] => 18430026 [patent_doc_number] => 11675242 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-06-13 [patent_title] => Electrochromic devices with patterned electrically conductive layers [patent_app_type] => utility [patent_app_number] => 16/544764 [patent_app_country] => US [patent_app_date] => 2019-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 31 [patent_no_of_words] => 19553 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16544764 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/544764
Electrochromic devices with patterned electrically conductive layers Aug 18, 2019 Issued
Array ( [id] => 15529381 [patent_doc_number] => 20200056996 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-20 [patent_title] => ARTICLES AND METHODS FOR GENERATION OF TUNABLE COLORATION AND INTERFERENCE [patent_app_type] => utility [patent_app_number] => 16/543254 [patent_app_country] => US [patent_app_date] => 2019-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22049 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16543254 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/543254
Articles and methods for generation of tunable coloration and interference Aug 15, 2019 Issued
Array ( [id] => 15262151 [patent_doc_number] => 20190379809 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-12 [patent_title] => LENS MOVING APPARATUS [patent_app_type] => utility [patent_app_number] => 16/540631 [patent_app_country] => US [patent_app_date] => 2019-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8606 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16540631 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/540631
Lens moving apparatus Aug 13, 2019 Issued
Array ( [id] => 16630014 [patent_doc_number] => 20210048667 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-18 [patent_title] => HEAD-MOUNTED DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 16/538837 [patent_app_country] => US [patent_app_date] => 2019-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2716 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16538837 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/538837
Head-mounted display device Aug 12, 2019 Issued
Array ( [id] => 17105794 [patent_doc_number] => 11126003 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-21 [patent_title] => See-through computer display systems [patent_app_type] => utility [patent_app_number] => 16/538720 [patent_app_country] => US [patent_app_date] => 2019-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 155 [patent_figures_cnt] => 170 [patent_no_of_words] => 67125 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16538720 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/538720
See-through computer display systems Aug 11, 2019 Issued
Array ( [id] => 17846085 [patent_doc_number] => 11435449 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-09-06 [patent_title] => Increasing VCSEL projector spatial resolution [patent_app_type] => utility [patent_app_number] => 16/537582 [patent_app_country] => US [patent_app_date] => 2019-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 6119 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16537582 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/537582
Increasing VCSEL projector spatial resolution Aug 10, 2019 Issued
Array ( [id] => 17268746 [patent_doc_number] => 11194167 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-07 [patent_title] => Augmented reality head-mounted display with eye tracking for pupil steering [patent_app_type] => utility [patent_app_number] => 16/537163 [patent_app_country] => US [patent_app_date] => 2019-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 41 [patent_figures_cnt] => 46 [patent_no_of_words] => 30761 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16537163 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/537163
Augmented reality head-mounted display with eye tracking for pupil steering Aug 8, 2019 Issued
Array ( [id] => 16957384 [patent_doc_number] => 11061239 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-13 [patent_title] => Augmented reality head-mounted display with a pancake combiner and pupil steering [patent_app_type] => utility [patent_app_number] => 16/537145 [patent_app_country] => US [patent_app_date] => 2019-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 41 [patent_figures_cnt] => 46 [patent_no_of_words] => 30759 [patent_no_of_claims] => 20 [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] => 16537145 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/537145
Augmented reality head-mounted display with a pancake combiner and pupil steering Aug 8, 2019 Issued
Array ( [id] => 17324830 [patent_doc_number] => 11215837 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-04 [patent_title] => Eye tracking for pupil steering in head-mounted displays using eye tracking sensors [patent_app_type] => utility [patent_app_number] => 16/537181 [patent_app_country] => US [patent_app_date] => 2019-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 41 [patent_figures_cnt] => 46 [patent_no_of_words] => 30759 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16537181 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/537181
Eye tracking for pupil steering in head-mounted displays using eye tracking sensors Aug 8, 2019 Issued
Array ( [id] => 17268745 [patent_doc_number] => 11194166 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-07 [patent_title] => Augmented reality head-mounted display with a Fresnel combiner and pupil steering [patent_app_type] => utility [patent_app_number] => 16/537135 [patent_app_country] => US [patent_app_date] => 2019-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 41 [patent_figures_cnt] => 46 [patent_no_of_words] => 30760 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16537135 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/537135
Augmented reality head-mounted display with a Fresnel combiner and pupil steering Aug 8, 2019 Issued
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