Search

Tsz K. Chiu

Examiner (ID: 10430, Phone: (571)272-8656 , Office: P/2822 )

Most Active Art Unit
2822
Art Unit(s)
2898, 2822
Total Applications
883
Issued Applications
631
Pending Applications
95
Abandoned Applications
177

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19189456 [patent_doc_number] => 20240168369 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => STRIPE PROJECTION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/516758 [patent_app_country] => US [patent_app_date] => 2023-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7843 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18516758 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/516758
STRIPE PROJECTION SYSTEM Nov 20, 2023 Pending
Array ( [id] => 19189453 [patent_doc_number] => 20240168366 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => WAVELENGTH CONVERTER, LIGHT SOURCE DEVICE, AND PROJECTOR [patent_app_type] => utility [patent_app_number] => 18/512230 [patent_app_country] => US [patent_app_date] => 2023-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9528 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18512230 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/512230
WAVELENGTH CONVERTER, LIGHT SOURCE DEVICE, AND PROJECTOR Nov 16, 2023 Pending
Array ( [id] => 19174119 [patent_doc_number] => 20240160093 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => LIGHT SOURCE DEVICE AND PROJECTOR [patent_app_type] => utility [patent_app_number] => 18/505444 [patent_app_country] => US [patent_app_date] => 2023-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14557 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18505444 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/505444
LIGHT SOURCE DEVICE AND PROJECTOR Nov 8, 2023 Pending
Array ( [id] => 19143968 [patent_doc_number] => 20240142862 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => Light source module and projection device [patent_app_type] => utility [patent_app_number] => 18/384896 [patent_app_country] => US [patent_app_date] => 2023-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11317 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18384896 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/384896
Light source module and projection device Oct 29, 2023 Issued
Array ( [id] => 19117693 [patent_doc_number] => 20240129443 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => DISPLAY METHOD, PROJECTOR, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM STORING PROGRAM [patent_app_type] => utility [patent_app_number] => 18/488177 [patent_app_country] => US [patent_app_date] => 2023-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8334 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18488177 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/488177
DISPLAY METHOD, PROJECTOR, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM STORING PROGRAM Oct 16, 2023 Pending
Array ( [id] => 19128817 [patent_doc_number] => 20240134170 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => ULTRA-SHORT FOCUS PROJECTION LENS AND PROJECTION DEVICE [patent_app_type] => utility [patent_app_number] => 18/487136 [patent_app_country] => US [patent_app_date] => 2023-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4972 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18487136 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/487136
ULTRA-SHORT FOCUS PROJECTION LENS AND PROJECTION DEVICE Oct 15, 2023 Pending
Array ( [id] => 19891607 [patent_doc_number] => 20250116919 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-10 [patent_title] => DEVICE FOR ASSISTING A DRIVER [patent_app_type] => utility [patent_app_number] => 18/377152 [patent_app_country] => US [patent_app_date] => 2023-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2566 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18377152 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/377152
DEVICE FOR ASSISTING A DRIVER Oct 4, 2023 Abandoned
Array ( [id] => 18863611 [patent_doc_number] => 20230418047 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => WAVELENGTH CONVERSION DEVICE, PHOSPHOR WHEEL, LIGHT SOURCE DEVICE, PROJECTION DISPLAY APPARATUS, AND METHOD FOR MANUFACTURING WAVELENGTH CONVERSION DEVICE [patent_app_type] => utility [patent_app_number] => 18/242639 [patent_app_country] => US [patent_app_date] => 2023-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12228 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18242639 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/242639
WAVELENGTH CONVERSION DEVICE, PHOSPHOR WHEEL, LIGHT SOURCE DEVICE, PROJECTION DISPLAY APPARATUS, AND METHOD FOR MANUFACTURING WAVELENGTH CONVERSION DEVICE Sep 5, 2023 Pending
Array ( [id] => 19021624 [patent_doc_number] => 20240077795 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-07 [patent_title] => REFLECTIVE DIFFUSION DEVICE AND PROJECTION DEVICE [patent_app_type] => utility [patent_app_number] => 18/449717 [patent_app_country] => US [patent_app_date] => 2023-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7197 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18449717 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/449717
REFLECTIVE DIFFUSION DEVICE AND PROJECTION DEVICE Aug 14, 2023 Pending
Array ( [id] => 20159627 [patent_doc_number] => 12386250 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Laser projection apparatus [patent_app_type] => utility [patent_app_number] => 18/446321 [patent_app_country] => US [patent_app_date] => 2023-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 28 [patent_no_of_words] => 14106 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 356 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18446321 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/446321
Laser projection apparatus Aug 7, 2023 Issued
Array ( [id] => 18941313 [patent_doc_number] => 20240036452 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => WAVELENGTH CONVERSION DEVICE AND PROJECTION DEVICE [patent_app_type] => utility [patent_app_number] => 18/360786 [patent_app_country] => US [patent_app_date] => 2023-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5818 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18360786 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/360786
Wavelength conversion device and projection device Jul 26, 2023 Issued
Array ( [id] => 19021622 [patent_doc_number] => 20240077793 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-07 [patent_title] => REFLECTIVE DIFFUSION DEVICE AND PROJECTION DEVICE [patent_app_type] => utility [patent_app_number] => 18/358036 [patent_app_country] => US [patent_app_date] => 2023-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9737 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18358036 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/358036
REFLECTIVE DIFFUSION DEVICE AND PROJECTION DEVICE Jul 24, 2023 Pending
Array ( [id] => 18941314 [patent_doc_number] => 20240036453 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => STAGE PROJECTOR [patent_app_type] => utility [patent_app_number] => 18/225407 [patent_app_country] => US [patent_app_date] => 2023-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4269 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18225407 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/225407
STAGE PROJECTOR Jul 23, 2023 Abandoned
Array ( [id] => 18880838 [patent_doc_number] => 20240004207 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => Laser Projector with Reduced Optical Elements and Improved Power Efficiency [patent_app_type] => utility [patent_app_number] => 18/222493 [patent_app_country] => US [patent_app_date] => 2023-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2693 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 309 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18222493 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/222493
Laser projector with reduced optical elements and improved power efficiency Jul 16, 2023 Issued
Array ( [id] => 20434060 [patent_doc_number] => 12504679 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-23 [patent_title] => Lighting system and projection device [patent_app_type] => utility [patent_app_number] => 18/349936 [patent_app_country] => US [patent_app_date] => 2023-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 2315 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 413 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18349936 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/349936
Lighting system and projection device Jul 9, 2023 Issued
Array ( [id] => 18727465 [patent_doc_number] => 20230341754 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => SPATIAL LIGHT MODULATOR FOR REDUCTION OF CERTAIN ORDER LIGHT [patent_app_type] => utility [patent_app_number] => 18/344918 [patent_app_country] => US [patent_app_date] => 2023-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10079 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18344918 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/344918
SPATIAL LIGHT MODULATOR FOR REDUCTION OF CERTAIN ORDER LIGHT Jun 29, 2023 Pending
Array ( [id] => 18880908 [patent_doc_number] => 20240004277 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => Ubiquitously Deployable Interactive Displays [patent_app_type] => utility [patent_app_number] => 18/216024 [patent_app_country] => US [patent_app_date] => 2023-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6835 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18216024 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/216024
Ubiquitously Deployable Interactive Displays Jun 28, 2023 Pending
Array ( [id] => 18694374 [patent_doc_number] => 20230324782 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => PROJECTION LIGHT PATH WITH OFFSET ANGLE AND PROJECTOR [patent_app_type] => utility [patent_app_number] => 18/334400 [patent_app_country] => US [patent_app_date] => 2023-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2247 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18334400 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/334400
PROJECTION LIGHT PATH WITH OFFSET ANGLE AND PROJECTOR Jun 13, 2023 Abandoned
Array ( [id] => 18677279 [patent_doc_number] => 20230314920 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => PHOSPHOR WHEEL AND PROJECTION IMAGE DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 18/207371 [patent_app_country] => US [patent_app_date] => 2023-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6644 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18207371 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/207371
PHOSPHOR WHEEL AND PROJECTION IMAGE DISPLAY DEVICE Jun 7, 2023 Pending
Array ( [id] => 19052646 [patent_doc_number] => 20240094615 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => ILLUMINATION SYSTEM AND PROJECTION APPARATUS [patent_app_type] => utility [patent_app_number] => 18/318736 [patent_app_country] => US [patent_app_date] => 2023-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3547 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18318736 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/318736
ILLUMINATION SYSTEM AND PROJECTION APPARATUS May 16, 2023 Pending
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