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] => 20112692 [patent_doc_number] => 12363441 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-15 [patent_title] => Imaging apparatus, method for controlling the same and storage medium [patent_app_type] => utility [patent_app_number] => 18/360709 [patent_app_country] => US [patent_app_date] => 2023-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4953 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18360709 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/360709
Imaging apparatus, method for controlling the same and storage medium Jul 26, 2023 Issued
Array ( [id] => 20519945 [patent_doc_number] => 20260044051 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-12 [patent_title] => CAMERA ACTUATOR AND CAMERA MODULE INCLUDING SAME [patent_app_type] => utility [patent_app_number] => 18/995467 [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] => 12875 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18995467 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/995467
CAMERA ACTUATOR AND CAMERA MODULE INCLUDING SAME Jul 26, 2023 Pending
Array ( [id] => 19751009 [patent_doc_number] => 20250039574 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-30 [patent_title] => COMPLEMENTING WOBULATION IN STEREO CAMERAS [patent_app_type] => utility [patent_app_number] => 18/357609 [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] => 12073 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18357609 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/357609
Complementing wobulation in stereo cameras Jul 23, 2023 Issued
Array ( [id] => 18814335 [patent_doc_number] => 20230388672 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => IMAGING DEVICE [patent_app_type] => utility [patent_app_number] => 18/356058 [patent_app_country] => US [patent_app_date] => 2023-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 40682 [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] => 18356058 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/356058
Imaging device Jul 19, 2023 Issued
Array ( [id] => 19714037 [patent_doc_number] => 20250024179 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => IMAGE SENSING DEVICE AND IMAGE SENSING METHOD [patent_app_type] => utility [patent_app_number] => 18/220320 [patent_app_country] => US [patent_app_date] => 2023-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3921 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18220320 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/220320
Image sensing device and image sensing method Jul 10, 2023 Issued
Array ( [id] => 20202605 [patent_doc_number] => 12405383 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Ranging device [patent_app_type] => utility [patent_app_number] => 18/348107 [patent_app_country] => US [patent_app_date] => 2023-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 37 [patent_no_of_words] => 8267 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18348107 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/348107
Ranging device Jul 5, 2023 Issued
Array ( [id] => 18883084 [patent_doc_number] => 20240006453 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => PHOTOELECTRIC CONVERSION DEVICE HAVING SIGNAL READOUT CIRCUITS AND PHOTOELECTRIC CONVERSION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/341601 [patent_app_country] => US [patent_app_date] => 2023-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10223 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18341601 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/341601
Photoelectric conversion device having signal readout circuits and photoelectric conversion system Jun 25, 2023 Issued
Array ( [id] => 19580892 [patent_doc_number] => 12147001 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-19 [patent_title] => Apparatus and method for capturing still images and video using diffraction coded imaging techniques [patent_app_type] => utility [patent_app_number] => 18/211585 [patent_app_country] => US [patent_app_date] => 2023-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 10075 [patent_no_of_claims] => 28 [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] => 18211585 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/211585
Apparatus and method for capturing still images and video using diffraction coded imaging techniques Jun 18, 2023 Issued
Array ( [id] => 19583691 [patent_doc_number] => 12149831 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-19 [patent_title] => Digital viewfinder user interface for multiple cameras [patent_app_type] => utility [patent_app_number] => 18/207293 [patent_app_country] => US [patent_app_date] => 2023-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 43 [patent_figures_cnt] => 43 [patent_no_of_words] => 27157 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18207293 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/207293
Digital viewfinder user interface for multiple cameras Jun 7, 2023 Issued
Array ( [id] => 19654568 [patent_doc_number] => 12176369 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-24 [patent_title] => Photoelectric conversion apparatus having overlapped parts of charge holding portions, imaging system, and movable body [patent_app_type] => utility [patent_app_number] => 18/330975 [patent_app_country] => US [patent_app_date] => 2023-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 36 [patent_no_of_words] => 9266 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18330975 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/330975
Photoelectric conversion apparatus having overlapped parts of charge holding portions, imaging system, and movable body Jun 6, 2023 Issued
Array ( [id] => 19913325 [patent_doc_number] => 12289557 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-29 [patent_title] => Analog-to-digital converting circuits for dual conversion gain operation and operation methods of the same [patent_app_type] => utility [patent_app_number] => 18/329322 [patent_app_country] => US [patent_app_date] => 2023-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 4871 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18329322 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/329322
Analog-to-digital converting circuits for dual conversion gain operation and operation methods of the same Jun 4, 2023 Issued
Array ( [id] => 20275957 [patent_doc_number] => 12445745 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Image sensor and pixel-level exposure control method [patent_app_type] => utility [patent_app_number] => 18/327769 [patent_app_country] => US [patent_app_date] => 2023-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 1181 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18327769 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/327769
Image sensor and pixel-level exposure control method May 31, 2023 Issued
Array ( [id] => 18758828 [patent_doc_number] => 20230362307 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-09 [patent_title] => TRANSMITTING APPARATUS, RECEIVING APPARATUS, AND TRANSMISSION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/204713 [patent_app_country] => US [patent_app_date] => 2023-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 28711 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18204713 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/204713
Transmitting apparatus, receiving apparatus, and transmission system May 31, 2023 Issued
Array ( [id] => 20168850 [patent_doc_number] => 20250260897 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-14 [patent_title] => INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND PROGRAM [patent_app_type] => utility [patent_app_number] => 18/859718 [patent_app_country] => US [patent_app_date] => 2023-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14275 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18859718 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/859718
INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND PROGRAM May 25, 2023 Pending
Array ( [id] => 18653258 [patent_doc_number] => 20230299098 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => IMAGING DEVICE [patent_app_type] => utility [patent_app_number] => 18/322621 [patent_app_country] => US [patent_app_date] => 2023-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11696 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18322621 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/322621
Imaging device May 23, 2023 Issued
Array ( [id] => 18810218 [patent_doc_number] => 20230384553 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => LENS BARREL AND IMAGE PICKUP APPARATUS [patent_app_type] => utility [patent_app_number] => 18/317256 [patent_app_country] => US [patent_app_date] => 2023-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7626 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18317256 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/317256
Lens barrel and image pickup apparatus May 14, 2023 Issued
Array ( [id] => 20292407 [patent_doc_number] => 20250317650 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-09 [patent_title] => CAMERA MODULE [patent_app_type] => utility [patent_app_number] => 18/865095 [patent_app_country] => US [patent_app_date] => 2023-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9996 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18865095 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/865095
CAMERA MODULE May 10, 2023 Pending
Array ( [id] => 18814332 [patent_doc_number] => 20230388669 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => IMAGING CONTROL DEVICE, IMAGING APPARATUS, IMAGING CONTROL METHOD, AND IMAGING CONTROL PROGRAM [patent_app_type] => utility [patent_app_number] => 18/315468 [patent_app_country] => US [patent_app_date] => 2023-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12687 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18315468 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/315468
Imaging control device, imaging apparatus, imaging control method, and imaging control program May 9, 2023 Issued
Array ( [id] => 19706305 [patent_doc_number] => 12200359 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-14 [patent_title] => Frame synchronization in a dual-aperture camera system [patent_app_type] => utility [patent_app_number] => 18/314876 [patent_app_country] => US [patent_app_date] => 2023-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5751 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18314876 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/314876
Frame synchronization in a dual-aperture camera system May 9, 2023 Issued
Array ( [id] => 19109799 [patent_doc_number] => 11962925 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-16 [patent_title] => Photoelectric conversion apparatus having analog-to-digital conversion based on signal charge, image capturing system, and moving body [patent_app_type] => utility [patent_app_number] => 18/311682 [patent_app_country] => US [patent_app_date] => 2023-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 31 [patent_no_of_words] => 18502 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18311682 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/311682
Photoelectric conversion apparatus having analog-to-digital conversion based on signal charge, image capturing system, and moving body May 2, 2023 Issued
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