Search

Leonard Chang

Supervisory Patent Examiner (ID: 254, Phone: (571)270-3691 , Office: P/4166 )

Most Active Art Unit
2812
Art Unit(s)
2898, 4121, 2812, 4100
Total Applications
320
Issued Applications
197
Pending Applications
1
Abandoned Applications
127

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19322802 [patent_doc_number] => 20240244350 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => HIGH K METAL-INSULATOR-METAL (MIM) CAPACITOR NETWORK FOR LAG MITIGATION [patent_app_type] => utility [patent_app_number] => 18/154770 [patent_app_country] => US [patent_app_date] => 2023-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9809 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18154770 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/154770
High K metal-insulator-metal (MIM) capacitor network for lag mitigation Jan 12, 2023 Issued
Array ( [id] => 18359793 [patent_doc_number] => 20230141384 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => SOLID-STATE IMAGING APPARATUS AND IMAGING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/153488 [patent_app_country] => US [patent_app_date] => 2023-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18982 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18153488 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/153488
Solid-state imaging apparatus and imaging apparatus Jan 11, 2023 Issued
Array ( [id] => 18730815 [patent_doc_number] => 20230345120 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => DUAL PURPOSE CAMERA AND IMAGE ADJUSTING METHOD FOR DIFFERENT CAMERA MODES USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/096060 [patent_app_country] => US [patent_app_date] => 2023-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3979 [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] => 18096060 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/096060
Dual purpose camera and image adjusting method for different camera modes using the same Jan 11, 2023 Issued
Array ( [id] => 20012508 [patent_doc_number] => 20250150730 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => SOLID-STATE IMAGING ELEMENT, IMAGING DEVICE, AND METHOD FOR CONTROLLING SOLID-STATE IMAGING ELEMENT [patent_app_type] => utility [patent_app_number] => 18/838491 [patent_app_country] => US [patent_app_date] => 2022-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16802 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18838491 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/838491
SOLID-STATE IMAGING ELEMENT, IMAGING DEVICE, AND METHOD FOR CONTROLLING SOLID-STATE IMAGING ELEMENT Dec 26, 2022 Pending
Array ( [id] => 18321323 [patent_doc_number] => 20230119451 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => FOLDED CAMERA [patent_app_type] => utility [patent_app_number] => 18/069928 [patent_app_country] => US [patent_app_date] => 2022-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8303 [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] => 18069928 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/069928
Folded camera Dec 20, 2022 Issued
Array ( [id] => 18850522 [patent_doc_number] => 20230412926 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => CAMERA MODULE INSPECTION SYSTEM AND METHOD FOR OPERATING THE SAME [patent_app_type] => utility [patent_app_number] => 18/083540 [patent_app_country] => US [patent_app_date] => 2022-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10191 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18083540 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/083540
Camera module inspection system and method for operating the same Dec 17, 2022 Issued
Array ( [id] => 18379875 [patent_doc_number] => 20230154964 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-18 [patent_title] => IMAGING ELEMENT [patent_app_type] => utility [patent_app_number] => 18/064794 [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] => 33708 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18064794 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/064794
Imaging element Dec 11, 2022 Issued
Array ( [id] => 18410162 [patent_doc_number] => 20230171515 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-01 [patent_title] => IMAGE SENSOR WITH LOW NOISE AND HIGH RESOLUTION AND OPERATING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/059723 [patent_app_country] => US [patent_app_date] => 2022-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12220 [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] => 18059723 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/059723
Image sensor with low noise and high resolution and operating method thereof Nov 28, 2022 Issued
Array ( [id] => 19371321 [patent_doc_number] => 12063424 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-13 [patent_title] => Pixel unit, photoelectric sensor, camera module and electronic device [patent_app_type] => utility [patent_app_number] => 17/993862 [patent_app_country] => US [patent_app_date] => 2022-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7696 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17993862 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/993862
Pixel unit, photoelectric sensor, camera module and electronic device Nov 22, 2022 Issued
Array ( [id] => 18396070 [patent_doc_number] => 20230164291 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => DISPLAY CONTROL APPARATUS, CONTROL METHOD THEREFOR, AND STORAGE MEDIUM [patent_app_type] => utility [patent_app_number] => 18/058196 [patent_app_country] => US [patent_app_date] => 2022-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10325 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18058196 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/058196
Display control apparatus, control method therefor, and storage medium Nov 21, 2022 Issued
Array ( [id] => 19813529 [patent_doc_number] => 12244954 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Semiconductor device [patent_app_type] => utility [patent_app_number] => 18/057252 [patent_app_country] => US [patent_app_date] => 2022-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 8794 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18057252 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/057252
Semiconductor device Nov 20, 2022 Issued
Array ( [id] => 18759892 [patent_doc_number] => 11810932 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-07 [patent_title] => Solid-state imaging device and imaging device [patent_app_type] => utility [patent_app_number] => 17/988306 [patent_app_country] => US [patent_app_date] => 2022-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 47 [patent_figures_cnt] => 63 [patent_no_of_words] => 26210 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 17988306 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/988306
Solid-state imaging device and imaging device Nov 15, 2022 Issued
Array ( [id] => 18892160 [patent_doc_number] => 11870944 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-09 [patent_title] => Imaging device and image processing method [patent_app_type] => utility [patent_app_number] => 18/054600 [patent_app_country] => US [patent_app_date] => 2022-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 30 [patent_no_of_words] => 11478 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18054600 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/054600
Imaging device and image processing method Nov 10, 2022 Issued
Array ( [id] => 19488395 [patent_doc_number] => 12108133 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-01 [patent_title] => Lens driving device and camera module including lens driving device [patent_app_type] => utility [patent_app_number] => 17/977005 [patent_app_country] => US [patent_app_date] => 2022-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 8730 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17977005 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/977005
Lens driving device and camera module including lens driving device Oct 30, 2022 Issued
Array ( [id] => 18193002 [patent_doc_number] => 20230046521 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-16 [patent_title] => CONTROL METHOD, CAMERA ASSEMBLY, AND MOBILE TERMINAL [patent_app_type] => utility [patent_app_number] => 17/977936 [patent_app_country] => US [patent_app_date] => 2022-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19365 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17977936 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/977936
Control method, camera assembly, and mobile terminal Oct 30, 2022 Issued
Array ( [id] => 19199186 [patent_doc_number] => 11996435 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-28 [patent_title] => Polydimethylsiloxane antireflective layer for an image sensor [patent_app_type] => utility [patent_app_number] => 18/050628 [patent_app_country] => US [patent_app_date] => 2022-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 11490 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18050628 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/050628
Polydimethylsiloxane antireflective layer for an image sensor Oct 27, 2022 Issued
Array ( [id] => 19829678 [patent_doc_number] => 12250479 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-11 [patent_title] => Unit cell selection verification systems and methods [patent_app_type] => utility [patent_app_number] => 17/974255 [patent_app_country] => US [patent_app_date] => 2022-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 15936 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17974255 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/974255
Unit cell selection verification systems and methods Oct 25, 2022 Issued
Array ( [id] => 19509002 [patent_doc_number] => 12120439 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-15 [patent_title] => Image sensor [patent_app_type] => utility [patent_app_number] => 17/972788 [patent_app_country] => US [patent_app_date] => 2022-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5398 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17972788 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/972788
Image sensor Oct 24, 2022 Issued
Array ( [id] => 19598079 [patent_doc_number] => 12155946 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-26 [patent_title] => Readout addressing verification systems and methods [patent_app_type] => utility [patent_app_number] => 17/970432 [patent_app_country] => US [patent_app_date] => 2022-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 18916 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17970432 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/970432
Readout addressing verification systems and methods Oct 19, 2022 Issued
Array ( [id] => 19525136 [patent_doc_number] => 12126885 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-22 [patent_title] => Camera module with sensor shifting module [patent_app_type] => utility [patent_app_number] => 17/967222 [patent_app_country] => US [patent_app_date] => 2022-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 19 [patent_no_of_words] => 8173 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [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] => 17967222 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/967222
Camera module with sensor shifting module Oct 16, 2022 Issued
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