Search

Audrey Y. Chang

Examiner (ID: 397)

Most Active Art Unit
2872
Art Unit(s)
2872, 2507
Total Applications
2248
Issued Applications
1138
Pending Applications
188
Abandoned Applications
955

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17179593 [patent_doc_number] => 11156832 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-10-26 [patent_title] => Systems and methods for multicolor display with large field of view [patent_app_type] => utility [patent_app_number] => 16/216779 [patent_app_country] => US [patent_app_date] => 2018-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 4541 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16216779 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/216779
Systems and methods for multicolor display with large field of view Dec 10, 2018 Issued
Array ( [id] => 16721558 [patent_doc_number] => 20210088705 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-25 [patent_title] => A DIFFRACTION GRATING STRUCTURE COMPRISING SEVERAL GRATING LINES [patent_app_type] => utility [patent_app_number] => 16/954157 [patent_app_country] => US [patent_app_date] => 2018-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4453 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16954157 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/954157
A DIFFRACTION GRATING STRUCTURE COMPRISING SEVERAL GRATING LINES Dec 10, 2018 Abandoned
Array ( [id] => 16255186 [patent_doc_number] => 20200264560 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-20 [patent_title] => RECTILINEAR-TRANSFORMING DIGITAL HOLOGRAPHY IN COMPRESSION DOMAIN (RTDH-CD) FOR REAL-AND-VIRTUAL ORTHOSCOPIC THREE-DIMENSIONAL DISPLAY (RV-OTDD) [patent_app_type] => utility [patent_app_number] => 16/348483 [patent_app_country] => US [patent_app_date] => 2018-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15118 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16348483 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/348483
RECTILINEAR-TRANSFORMING DIGITAL HOLOGRAPHY IN COMPRESSION DOMAIN (RTDH-CD) FOR REAL-AND-VIRTUAL ORTHOSCOPIC THREE-DIMENSIONAL DISPLAY (RV-OTDD) Dec 6, 2018 Abandoned
Array ( [id] => 14471941 [patent_doc_number] => 20190187614 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-20 [patent_title] => APPARATUS FOR HOLOGRAPHIC DISPLAY BY COMPLEX MODULATION AND METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 16/213357 [patent_app_country] => US [patent_app_date] => 2018-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6482 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16213357 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/213357
APPARATUS FOR HOLOGRAPHIC DISPLAY BY COMPLEX MODULATION AND METHOD THEREOF Dec 6, 2018 Abandoned
Array ( [id] => 14537921 [patent_doc_number] => 20190204582 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-04 [patent_title] => MEMS-BASED OPTICAL FILTER [patent_app_type] => utility [patent_app_number] => 16/211738 [patent_app_country] => US [patent_app_date] => 2018-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6013 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16211738 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/211738
MEMS-BASED OPTICAL FILTER Dec 5, 2018 Abandoned
Array ( [id] => 14471399 [patent_doc_number] => 20190187342 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-20 [patent_title] => ANTIREFLECTIVE FILM, METHOD OF PRODUCING ANTIREFLECTIVE FILM, AND EYEGLASS TYPE DISPLAY [patent_app_type] => utility [patent_app_number] => 16/208737 [patent_app_country] => US [patent_app_date] => 2018-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6597 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16208737 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/208737
ANTIREFLECTIVE FILM, METHOD OF PRODUCING ANTIREFLECTIVE FILM, AND EYEGLASS TYPE DISPLAY Dec 3, 2018 Abandoned
Array ( [id] => 15996795 [patent_doc_number] => 20200174268 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-04 [patent_title] => THREE-DIMENSIONAL IMAGE PROJECTION [patent_app_type] => utility [patent_app_number] => 16/205381 [patent_app_country] => US [patent_app_date] => 2018-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5984 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16205381 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/205381
Three-dimensional image projection Nov 29, 2018 Issued
Array ( [id] => 14378431 [patent_doc_number] => 20190163128 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-30 [patent_title] => SYSTEMS, DEVICES, AND METHODS FOR APERTURE-FREE HOLOGRAM RECORDING [patent_app_type] => utility [patent_app_number] => 16/204853 [patent_app_country] => US [patent_app_date] => 2018-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15776 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [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] => 16204853 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/204853
SYSTEMS, DEVICES, AND METHODS FOR APERTURE-FREE HOLOGRAM RECORDING Nov 28, 2018 Abandoned
Array ( [id] => 14378437 [patent_doc_number] => 20190163131 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-30 [patent_title] => SYSTEMS, DEVICES, AND METHODS FOR APERTURE-FREE HOLOGRAM RECORDING [patent_app_type] => utility [patent_app_number] => 16/204864 [patent_app_country] => US [patent_app_date] => 2018-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15776 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16204864 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/204864
SYSTEMS, DEVICES, AND METHODS FOR APERTURE-FREE HOLOGRAM RECORDING Nov 28, 2018 Abandoned
Array ( [id] => 17394387 [patent_doc_number] => 11243395 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-08 [patent_title] => Methods and systems for generating virtual content display with a virtual or augmented reality apparatus [patent_app_type] => utility [patent_app_number] => 16/203235 [patent_app_country] => US [patent_app_date] => 2018-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 40 [patent_figures_cnt] => 51 [patent_no_of_words] => 17455 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16203235 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/203235
Methods and systems for generating virtual content display with a virtual or augmented reality apparatus Nov 27, 2018 Issued
Array ( [id] => 14377949 [patent_doc_number] => 20190162887 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-30 [patent_title] => LIDAR COVER [patent_app_type] => utility [patent_app_number] => 16/202242 [patent_app_country] => US [patent_app_date] => 2018-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5308 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 16202242 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/202242
LIDAR COVER Nov 27, 2018 Abandoned
Array ( [id] => 17730988 [patent_doc_number] => 11387390 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-12 [patent_title] => Method for producing wavelength converting member, and wavelength converting member [patent_app_type] => utility [patent_app_number] => 16/199922 [patent_app_country] => US [patent_app_date] => 2018-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 21771 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16199922 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/199922
Method for producing wavelength converting member, and wavelength converting member Nov 25, 2018 Issued
Array ( [id] => 16573770 [patent_doc_number] => 10895689 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-19 [patent_title] => Switchable and reconfigurable grating couplers [patent_app_type] => utility [patent_app_number] => 16/199811 [patent_app_country] => US [patent_app_date] => 2018-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3026 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16199811 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/199811
Switchable and reconfigurable grating couplers Nov 25, 2018 Issued
Array ( [id] => 17728999 [patent_doc_number] => 11385383 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-12 [patent_title] => Coating stress mitigation through front surface coating manipulation on ultra-high reflectors or other optical devices [patent_app_type] => utility [patent_app_number] => 16/189691 [patent_app_country] => US [patent_app_date] => 2018-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 7331 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16189691 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/189691
Coating stress mitigation through front surface coating manipulation on ultra-high reflectors or other optical devices Nov 12, 2018 Issued
Array ( [id] => 16416068 [patent_doc_number] => 10823955 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-03 [patent_title] => Grating-based spatial mode filter for laser scanning [patent_app_type] => utility [patent_app_number] => 16/182660 [patent_app_country] => US [patent_app_date] => 2018-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2772 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [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] => 16182660 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/182660
Grating-based spatial mode filter for laser scanning Nov 6, 2018 Issued
Array ( [id] => 14282905 [patent_doc_number] => 20190138737 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-09 [patent_title] => MAGNETIC PRIVACY SCREEN WITH SHUTTER [patent_app_type] => utility [patent_app_number] => 16/182211 [patent_app_country] => US [patent_app_date] => 2018-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2028 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16182211 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/182211
MAGNETIC PRIVACY SCREEN WITH SHUTTER Nov 5, 2018 Abandoned
Array ( [id] => 16902475 [patent_doc_number] => 20210181391 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-17 [patent_title] => A Field-Enhancing Device [patent_app_type] => utility [patent_app_number] => 16/761813 [patent_app_country] => US [patent_app_date] => 2018-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6764 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -52 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16761813 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/761813
A Field-Enhancing Device Nov 5, 2018 Abandoned
Array ( [id] => 15869613 [patent_doc_number] => 20200142210 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-07 [patent_title] => STRUCTURED LIGHT PROJECTOR AND PROJECTOR ASSEMBLY THEREOF [patent_app_type] => utility [patent_app_number] => 16/180177 [patent_app_country] => US [patent_app_date] => 2018-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3608 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16180177 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/180177
Structured light projector and projector assembly thereof Nov 4, 2018 Issued
Array ( [id] => 14346113 [patent_doc_number] => 20190155029 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-23 [patent_title] => Vehicular Head-Up Display Using Geometrical Optical Structure to Shield Ambient Light [patent_app_type] => utility [patent_app_number] => 16/180114 [patent_app_country] => US [patent_app_date] => 2018-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1858 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16180114 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/180114
Vehicular Head-Up Display Using Geometrical Optical Structure to Shield Ambient Light Nov 4, 2018 Abandoned
Array ( [id] => 17078397 [patent_doc_number] => 11114816 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-07 [patent_title] => Diffractive optical element with off-axis incidence in a structured light application [patent_app_type] => utility [patent_app_number] => 16/168398 [patent_app_country] => US [patent_app_date] => 2018-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5437 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16168398 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/168398
Diffractive optical element with off-axis incidence in a structured light application Oct 22, 2018 Issued
Menu