Search

Audrey Y. Chang

Examiner (ID: 12249, Phone: (571)272-2309 , Office: P/2872 )

Most Active Art Unit
2872
Art Unit(s)
2872, 2507
Total Applications
2296
Issued Applications
1157
Pending Applications
180
Abandoned Applications
969

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18360052 [patent_doc_number] => 20230141643 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => OUT-OF-PLANE COMPUTER-GENERATED MULTICOLOR WAVEGUIDE HOLOGRAPHY [patent_app_type] => utility [patent_app_number] => 18/149253 [patent_app_country] => US [patent_app_date] => 2023-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5960 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -32 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18149253 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/149253
Out-of-plane computer-generated multicolor waveguide holography Jan 2, 2023 Issued
Array ( [id] => 18359664 [patent_doc_number] => 20230141255 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => IMAGE DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 18/090362 [patent_app_country] => US [patent_app_date] => 2022-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24374 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18090362 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/090362
IMAGE DISPLAY DEVICE Dec 27, 2022 Pending
Array ( [id] => 18360463 [patent_doc_number] => 20230142054 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => DISPLAYING THREE-DIMENSIONAL OBJECTS [patent_app_type] => utility [patent_app_number] => 18/079788 [patent_app_country] => US [patent_app_date] => 2022-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 95522 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [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] => 18079788 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/079788
Displaying three-dimensional objects Dec 11, 2022 Issued
Array ( [id] => 20789743 [patent_doc_number] => 12663656 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-23 [patent_title] => Imaging device and method for holographic imaging of samples [patent_app_type] => utility [patent_app_number] => 18/071750 [patent_app_country] => US [patent_app_date] => 2022-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 4579 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18071750 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/071750
Imaging device and method for holographic imaging of samples Nov 29, 2022 Issued
Array ( [id] => 18270800 [patent_doc_number] => 20230092042 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-23 [patent_title] => DIFFRACTIVE OPTICAL ELEMENT, PARTITIONED UNIFORM LIGHT PROJECTION SYSTEM, ELECTRONIC DEVICE AND DESIGN METHOD [patent_app_type] => utility [patent_app_number] => 18/059040 [patent_app_country] => US [patent_app_date] => 2022-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6277 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18059040 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/059040
DIFFRACTIVE OPTICAL ELEMENT, PARTITIONED UNIFORM LIGHT PROJECTION SYSTEM, ELECTRONIC DEVICE AND DESIGN METHOD Nov 27, 2022 Pending
Array ( [id] => 20070346 [patent_doc_number] => 20250208568 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => HOLOGRAM DATA GENERATION SYSTEM AND HOLOGRAM DATA GENERATION METHOD [patent_app_type] => utility [patent_app_number] => 18/844142 [patent_app_country] => US [patent_app_date] => 2022-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1134 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18844142 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/844142
HOLOGRAM DATA GENERATION SYSTEM AND HOLOGRAM DATA GENERATION METHOD Nov 27, 2022 Pending
Array ( [id] => 19710769 [patent_doc_number] => 20250020911 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => ILLUMINATION MODULES INCLUDING OPTICAL ELEMENTS TO PRODUCE LIGHT STEERING FUNCTIONS OR DIFFERENT ILLUMINATION PATTERNS [patent_app_type] => utility [patent_app_number] => 18/712041 [patent_app_country] => US [patent_app_date] => 2022-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4454 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18712041 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/712041
ILLUMINATION MODULES INCLUDING OPTICAL ELEMENTS TO PRODUCE LIGHT STEERING FUNCTIONS OR DIFFERENT ILLUMINATION PATTERNS Nov 15, 2022 Pending
Array ( [id] => 19810668 [patent_doc_number] => 12242055 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Separated pupil optical systems for virtual and augmented reality and methods for displaying images using same [patent_app_type] => utility [patent_app_number] => 17/984120 [patent_app_country] => US [patent_app_date] => 2022-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 51 [patent_no_of_words] => 13250 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17984120 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/984120
Separated pupil optical systems for virtual and augmented reality and methods for displaying images using same Nov 8, 2022 Issued
Array ( [id] => 18193009 [patent_doc_number] => 20230046528 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-16 [patent_title] => DEVICE, METHOD, APPARATUS, AND MEDIUM FOR GENERATING HOLOGRAPHIC STEREOSCOPIC IMAGE [patent_app_type] => utility [patent_app_number] => 17/979656 [patent_app_country] => US [patent_app_date] => 2022-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13248 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17979656 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/979656
DEVICE, METHOD, APPARATUS, AND MEDIUM FOR GENERATING HOLOGRAPHIC STEREOSCOPIC IMAGE Nov 1, 2022 Pending
Array ( [id] => 19725528 [patent_doc_number] => 20250028279 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-23 [patent_title] => HOLOGRAPHIC WAVEFRONT PRINTING SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 18/713188 [patent_app_country] => US [patent_app_date] => 2022-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7467 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 505 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18713188 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/713188
Holographic wavefront printing system and method Oct 25, 2022 Issued
Array ( [id] => 19710780 [patent_doc_number] => 20250020922 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => SELECTIVE VOLUME HOLOGRAPHIC WAVEGUIDE [patent_app_type] => utility [patent_app_number] => 18/711881 [patent_app_country] => US [patent_app_date] => 2022-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7835 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18711881 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/711881
SELECTIVE VOLUME HOLOGRAPHIC WAVEGUIDE Oct 23, 2022 Pending
Array ( [id] => 18159095 [patent_doc_number] => 20230025687 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-26 [patent_title] => METHOD FOR GENERATING A HEAD UP DISPLAY FOR AN AIRCRAFT USING VIDEO HOLOGRAMS IN REAL TIME WITH THE HELP OF SUB-HOLOGRAMS [patent_app_type] => utility [patent_app_number] => 17/957118 [patent_app_country] => US [patent_app_date] => 2022-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3661 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17957118 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/957118
METHOD FOR GENERATING A HEAD UP DISPLAY FOR AN AIRCRAFT USING VIDEO HOLOGRAMS IN REAL TIME WITH THE HELP OF SUB-HOLOGRAMS Sep 29, 2022 Abandoned
Array ( [id] => 18437941 [patent_doc_number] => 20230185236 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => SYSTEM AND METHOD FOR FABRICATING HOLOGRAPHIC OPTICAL ELEMENTS USING POLARIZATION HOLOGRAM MASTER [patent_app_type] => utility [patent_app_number] => 17/954326 [patent_app_country] => US [patent_app_date] => 2022-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 34223 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17954326 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/954326
SYSTEM AND METHOD FOR FABRICATING HOLOGRAPHIC OPTICAL ELEMENTS USING POLARIZATION HOLOGRAM MASTER Sep 27, 2022 Pending
Array ( [id] => 19021477 [patent_doc_number] => 20240077648 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-07 [patent_title] => Integrated spot and flood illumination projector [patent_app_type] => utility [patent_app_number] => 17/902835 [patent_app_country] => US [patent_app_date] => 2022-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3444 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17902835 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/902835
Integrated spot and flood illumination projector Sep 3, 2022 Issued
Array ( [id] => 18222096 [patent_doc_number] => 20230061090 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => Piecewise Rolled Vector Gratings and Methods of Fabrication [patent_app_type] => utility [patent_app_number] => 17/822625 [patent_app_country] => US [patent_app_date] => 2022-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5889 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17822625 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/822625
Piecewise Rolled Vector Gratings and Methods of Fabrication Aug 25, 2022 Pending
Array ( [id] => 18269177 [patent_doc_number] => 20230090419 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-23 [patent_title] => APPARATUS AND METHOD FOR RECORDING A HOLOGRAPHIC OPTICAL ELEMENT [patent_app_type] => utility [patent_app_number] => 17/897029 [patent_app_country] => US [patent_app_date] => 2022-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2547 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 17897029 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/897029
APPARATUS AND METHOD FOR RECORDING A HOLOGRAPHIC OPTICAL ELEMENT Aug 25, 2022 Abandoned
Array ( [id] => 18538911 [patent_doc_number] => 20230244017 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-03 [patent_title] => OPTICAL APPARATUS INCLUDING MULTILAYERED OPTICAL FILM STRUCTURE AND METHOD AND APPARATUS FOR PLANARIZING THE MULTILAYERED OPTICAL FILM STRUCTURE [patent_app_type] => utility [patent_app_number] => 17/891332 [patent_app_country] => US [patent_app_date] => 2022-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11990 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17891332 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/891332
OPTICAL APPARATUS INCLUDING MULTILAYERED OPTICAL FILM STRUCTURE AND METHOD AND APPARATUS FOR PLANARIZING THE MULTILAYERED OPTICAL FILM STRUCTURE Aug 18, 2022 Issued
Array ( [id] => 17961550 [patent_doc_number] => 20220342131 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => System for 3D Image Projections and Viewing [patent_app_type] => utility [patent_app_number] => 17/862647 [patent_app_country] => US [patent_app_date] => 2022-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16248 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17862647 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/862647
System for 3D image projections and viewing Jul 11, 2022 Issued
Array ( [id] => 18180473 [patent_doc_number] => 20230041202 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-09 [patent_title] => ELECTRONIC CIRCUIT INTEGRATION TO SMART GLASSES FOR ENHANCED REALITY APPLICATIONS [patent_app_type] => utility [patent_app_number] => 17/863266 [patent_app_country] => US [patent_app_date] => 2022-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5061 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17863266 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/863266
ELECTRONIC CIRCUIT INTEGRATION TO SMART GLASSES FOR ENHANCED REALITY APPLICATIONS Jul 11, 2022 Pending
Array ( [id] => 20303781 [patent_doc_number] => 12449767 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-21 [patent_title] => Hologram calculation [patent_app_type] => utility [patent_app_number] => 17/859413 [patent_app_country] => US [patent_app_date] => 2022-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 15234 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17859413 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/859413
Hologram calculation Jul 6, 2022 Issued
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