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] => 20202744 [patent_doc_number] => 12405522 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Light source device and projector [patent_app_type] => utility [patent_app_number] => 17/912016 [patent_app_country] => US [patent_app_date] => 2020-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 1111 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17912016 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/912016
Light source device and projector Mar 17, 2020 Issued
Array ( [id] => 18351429 [patent_doc_number] => 20230139540 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => LIGHT SOURCE DEVICE AND PROJECTOR [patent_app_type] => utility [patent_app_number] => 17/911908 [patent_app_country] => US [patent_app_date] => 2020-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8168 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17911908 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/911908
LIGHT SOURCE DEVICE AND PROJECTOR Mar 15, 2020 Pending
Array ( [id] => 18430043 [patent_doc_number] => 11675259 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-13 [patent_title] => Light source system and corresponding projector system [patent_app_type] => utility [patent_app_number] => 17/600136 [patent_app_country] => US [patent_app_date] => 2020-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 8796 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 238 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17600136 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/600136
Light source system and corresponding projector system Mar 12, 2020 Issued
Array ( [id] => 17810452 [patent_doc_number] => 20220262287 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => Ultra-short-throw Picture and Screen alignment Method and Apparatus, Ultra-short-throw Projection Device, and Medium [patent_app_type] => utility [patent_app_number] => 17/442634 [patent_app_country] => US [patent_app_date] => 2020-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4405 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 17442634 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/442634
Ultra-short-throw picture and screen alignment method and apparatus, ultra-short-throw projection device, and medium Mar 12, 2020 Issued
Array ( [id] => 16094343 [patent_doc_number] => 20200201158 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-25 [patent_title] => LIGHT SOURCE DEVICE AND PROJECTOR USING THE SAME [patent_app_type] => utility [patent_app_number] => 16/806584 [patent_app_country] => US [patent_app_date] => 2020-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8989 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16806584 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/806584
Light source device and projector including a phosphor and a color-changing section Mar 1, 2020 Issued
Array ( [id] => 18227529 [patent_doc_number] => 20230066523 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => COLOR WHEEL [patent_app_type] => utility [patent_app_number] => 17/796466 [patent_app_country] => US [patent_app_date] => 2020-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3654 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17796466 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/796466
Color wheel Jan 30, 2020 Issued
Array ( [id] => 17415463 [patent_doc_number] => 20220050367 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-17 [patent_title] => OPTICAL ELEMENT AND PROJECTION-TYPE DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 17/433681 [patent_app_country] => US [patent_app_date] => 2020-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18277 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17433681 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/433681
OPTICAL ELEMENT AND PROJECTION-TYPE DISPLAY DEVICE Jan 14, 2020 Abandoned
Array ( [id] => 17979829 [patent_doc_number] => 11496717 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-08 [patent_title] => Projection system and projection method for performing projection positioning function [patent_app_type] => utility [patent_app_number] => 16/726932 [patent_app_country] => US [patent_app_date] => 2019-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 5567 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16726932 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/726932
Projection system and projection method for performing projection positioning function Dec 25, 2019 Issued
Array ( [id] => 17954750 [patent_doc_number] => 11480854 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-25 [patent_title] => Vehicle side and rear exterior illumination and projection [patent_app_type] => utility [patent_app_number] => 16/727709 [patent_app_country] => US [patent_app_date] => 2019-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 7601 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16727709 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/727709
Vehicle side and rear exterior illumination and projection Dec 25, 2019 Issued
Array ( [id] => 16115407 [patent_doc_number] => 20200209726 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-02 [patent_title] => ILLUMINATION SYSTEM, WAVELENGTH CONVERSION MODULE, PROJECTION APPARATUS AND ILLUMINATION CONTROL METHOD [patent_app_type] => utility [patent_app_number] => 16/726837 [patent_app_country] => US [patent_app_date] => 2019-12-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9815 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16726837 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/726837
Illumination system, wavelength conversion module, projection apparatus and illumination control method Dec 24, 2019 Issued
Array ( [id] => 17324906 [patent_doc_number] => 11215913 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-04 [patent_title] => Projector drive circuit, projector drive method and projector [patent_app_type] => utility [patent_app_number] => 16/726325 [patent_app_country] => US [patent_app_date] => 2019-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4593 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 391 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16726325 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/726325
Projector drive circuit, projector drive method and projector Dec 23, 2019 Issued
Array ( [id] => 17475411 [patent_doc_number] => 20220082915 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-17 [patent_title] => LIGHT SOURCE SYSTEM AND PROJECTION APPARATUS [patent_app_type] => utility [patent_app_number] => 17/420509 [patent_app_country] => US [patent_app_date] => 2019-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6514 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17420509 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/420509
Light source system and projection apparatus Dec 22, 2019 Issued
Array ( [id] => 16123087 [patent_doc_number] => 20200213566 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-02 [patent_title] => DISPLAY DEVICE, DISPLAY SYSTEM, AND DISPLAY METHOD [patent_app_type] => utility [patent_app_number] => 16/724550 [patent_app_country] => US [patent_app_date] => 2019-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9033 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 16724550 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/724550
DISPLAY DEVICE, DISPLAY SYSTEM, AND DISPLAY METHOD Dec 22, 2019 Abandoned
Array ( [id] => 19400780 [patent_doc_number] => 12075186 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-27 [patent_title] => Image display apparatus and method [patent_app_type] => utility [patent_app_number] => 17/422909 [patent_app_country] => US [patent_app_date] => 2019-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 18924 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17422909 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/422909
Image display apparatus and method Dec 17, 2019 Issued
Array ( [id] => 17465075 [patent_doc_number] => 20220078381 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => SPATIAL LIGHT MODULATION MODULE, SPATIAL LIGHT MODULATION ELEMENT, LIGHT SHIELDING PLATE, AND PROJECTION TYPE DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 17/309947 [patent_app_country] => US [patent_app_date] => 2019-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12473 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17309947 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/309947
SPATIAL LIGHT MODULATION MODULE, SPATIAL LIGHT MODULATION ELEMENT, LIGHT SHIELDING PLATE, AND PROJECTION TYPE DISPLAY DEVICE Dec 6, 2019 Abandoned
Array ( [id] => 17856610 [patent_doc_number] => 20220286653 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => Optical Projection Imaging System and Method [patent_app_type] => utility [patent_app_number] => 17/056767 [patent_app_country] => US [patent_app_date] => 2019-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5924 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17056767 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/056767
Optical projection imaging system and method Nov 27, 2019 Issued
Array ( [id] => 19312870 [patent_doc_number] => 12038680 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-16 [patent_title] => Image projection device [patent_app_type] => utility [patent_app_number] => 17/309342 [patent_app_country] => US [patent_app_date] => 2019-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 13 [patent_no_of_words] => 11321 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17309342 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/309342
Image projection device Nov 13, 2019 Issued
Array ( [id] => 17348396 [patent_doc_number] => 20220014727 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-13 [patent_title] => SYSTEM AND METHOD FOR DISPLAYING A 3D IMAGE WITH DEPTHS [patent_app_type] => utility [patent_app_number] => 17/289238 [patent_app_country] => US [patent_app_date] => 2019-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5427 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -48 [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] => 17289238 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/289238
System and method for displaying a 3D image with depths Oct 28, 2019 Issued
Array ( [id] => 16957452 [patent_doc_number] => 11061309 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-13 [patent_title] => Cooling device having evaporator with groove member, and projector [patent_app_type] => utility [patent_app_number] => 16/662152 [patent_app_country] => US [patent_app_date] => 2019-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 18262 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 340 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16662152 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/662152
Cooling device having evaporator with groove member, and projector Oct 23, 2019 Issued
Array ( [id] => 16779714 [patent_doc_number] => 20210116793 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-22 [patent_title] => CARRYING BAG WITH A POWER RESERVOIR [patent_app_type] => utility [patent_app_number] => 16/659742 [patent_app_country] => US [patent_app_date] => 2019-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2743 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16659742 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/659742
CARRYING BAG WITH A POWER RESERVOIR Oct 21, 2019 Abandoned
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