
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 19146486
[patent_doc_number] => 20240145516
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-05-02
[patent_title] => IMAGING DEVICE, METHOD FOR DRIVING THE SAME, AND ELECTRONIC DEVICE
[patent_app_type] => utility
[patent_app_number] => 18/548213
[patent_app_country] => US
[patent_app_date] => 2022-02-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 16497
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 61
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18548213
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/548213 | IMAGING DEVICE, METHOD FOR DRIVING THE SAME, AND ELECTRONIC DEVICE | Feb 23, 2022 | Pending |
Array
(
[id] => 18432827
[patent_doc_number] => 11678067
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2023-06-13
[patent_title] => System and method for maintaining pixel intensity when rounding
[patent_app_type] => utility
[patent_app_number] => 17/674564
[patent_app_country] => US
[patent_app_date] => 2022-02-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 15
[patent_no_of_words] => 4689
[patent_no_of_claims] => 15
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 142
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17674564
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/674564 | System and method for maintaining pixel intensity when rounding | Feb 16, 2022 | Issued |
Array
(
[id] => 20470499
[patent_doc_number] => 12526544
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2026-01-13
[patent_title] => Image sensor assembly, solid-state imaging device and time-of-flight sensor assembly
[patent_app_type] => utility
[patent_app_number] => 18/280471
[patent_app_country] => US
[patent_app_date] => 2022-02-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 14
[patent_figures_cnt] => 17
[patent_no_of_words] => 5646
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 130
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18280471
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/280471 | Image sensor assembly, solid-state imaging device and time-of-flight sensor assembly | Feb 16, 2022 | Issued |
Array
(
[id] => 17856592
[patent_doc_number] => 20220286635
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-09-08
[patent_title] => IMAGE SENSOR AND OPERATING METHOD THEREOF
[patent_app_type] => utility
[patent_app_number] => 17/665943
[patent_app_country] => US
[patent_app_date] => 2022-02-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 10125
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 96
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17665943
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/665943 | Image sensor and operating method thereof | Feb 6, 2022 | Issued |
Array
(
[id] => 19568948
[patent_doc_number] => 12143737
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-11-12
[patent_title] => Photoelectric converter, photoelectric conversion system, and moving body
[patent_app_type] => utility
[patent_app_number] => 17/590887
[patent_app_country] => US
[patent_app_date] => 2022-02-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 17
[patent_figures_cnt] => 20
[patent_no_of_words] => 5988
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 202
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17590887
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/590887 | Photoelectric converter, photoelectric conversion system, and moving body | Feb 1, 2022 | Issued |
Array
(
[id] => 18372933
[patent_doc_number] => 11653121
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2023-05-16
[patent_title] => Photoelectric conversion apparatus, A/D converter, and equipment
[patent_app_type] => utility
[patent_app_number] => 17/590007
[patent_app_country] => US
[patent_app_date] => 2022-02-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 21
[patent_no_of_words] => 12626
[patent_no_of_claims] => 34
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 96
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17590007
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/590007 | Photoelectric conversion apparatus, A/D converter, and equipment | Jan 31, 2022 | Issued |
Array
(
[id] => 18828589
[patent_doc_number] => 11843888
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2023-12-12
[patent_title] => Photoelectric conversion device
[patent_app_type] => utility
[patent_app_number] => 17/588002
[patent_app_country] => US
[patent_app_date] => 2022-01-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 16
[patent_figures_cnt] => 18
[patent_no_of_words] => 9931
[patent_no_of_claims] => 13
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 169
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17588002
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/588002 | Photoelectric conversion device | Jan 27, 2022 | Issued |
Array
(
[id] => 19101125
[patent_doc_number] => 20240120353
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-04-11
[patent_title] => SOLID-STATE IMAGING DEVICE AND IMAGING APPARATUS
[patent_app_type] => utility
[patent_app_number] => 18/263729
[patent_app_country] => US
[patent_app_date] => 2022-01-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 13491
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -16
[patent_words_short_claim] => 73
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18263729
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/263729 | Solid-state imaging device and imaging apparatus | Jan 27, 2022 | Issued |
Array
(
[id] => 18805486
[patent_doc_number] => 11838660
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2023-12-05
[patent_title] => Apparatus, system, and movable body
[patent_app_type] => utility
[patent_app_number] => 17/586243
[patent_app_country] => US
[patent_app_date] => 2022-01-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 6
[patent_no_of_words] => 5173
[patent_no_of_claims] => 30
[patent_no_of_ind_claims] => 10
[patent_words_short_claim] => 104
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17586243
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/586243 | Apparatus, system, and movable body | Jan 26, 2022 | Issued |
Array
(
[id] => 18768067
[patent_doc_number] => 11818489
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2023-11-14
[patent_title] => Time-resolved quanta image sensor
[patent_app_type] => utility
[patent_app_number] => 17/586039
[patent_app_country] => US
[patent_app_date] => 2022-01-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 10
[patent_no_of_words] => 5153
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 80
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17586039
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/586039 | Time-resolved quanta image sensor | Jan 26, 2022 | Issued |
Array
(
[id] => 19192968
[patent_doc_number] => 20240171881
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-05-23
[patent_title] => SOLID-STATE IMAGING ELEMENT
[patent_app_type] => utility
[patent_app_number] => 18/258687
[patent_app_country] => US
[patent_app_date] => 2022-01-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 25588
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 121
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18258687
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/258687 | Solid-state imaging element | Jan 19, 2022 | Issued |
Array
(
[id] => 18089757
[patent_doc_number] => 11539903
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2022-12-27
[patent_title] => Imaging apparatus and method of controlling the same and non-transitory computer-readable storage medium
[patent_app_type] => utility
[patent_app_number] => 17/578941
[patent_app_country] => US
[patent_app_date] => 2022-01-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 8
[patent_no_of_words] => 6198
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 166
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17578941
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/578941 | Imaging apparatus and method of controlling the same and non-transitory computer-readable storage medium | Jan 18, 2022 | Issued |
Array
(
[id] => 17753973
[patent_doc_number] => 20220232178
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-07-21
[patent_title] => IMAGE CAPTURE APPARATUS AND IMAGE PROCESSING METHOD
[patent_app_type] => utility
[patent_app_number] => 17/578235
[patent_app_country] => US
[patent_app_date] => 2022-01-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 11035
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -15
[patent_words_short_claim] => 110
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17578235
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/578235 | Image capture apparatus and image processing method | Jan 17, 2022 | Issued |
Array
(
[id] => 20217205
[patent_doc_number] => 12413870
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-09-09
[patent_title] => Solid-state imaging element
[patent_app_type] => utility
[patent_app_number] => 18/550180
[patent_app_country] => US
[patent_app_date] => 2022-01-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 42
[patent_figures_cnt] => 42
[patent_no_of_words] => 22891
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 1
[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] => 18550180
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/550180 | Solid-state imaging element | Jan 12, 2022 | Issued |
Array
(
[id] => 18976602
[patent_doc_number] => 20240056694
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-02-15
[patent_title] => IMAGING DEVICE, IMAGE PROCESSING METHOD, AND IMAGE PROCESSING PROGRAM
[patent_app_type] => utility
[patent_app_number] => 18/260259
[patent_app_country] => US
[patent_app_date] => 2022-01-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 16166
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -14
[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] => 18260259
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/260259 | Imaging device and image processing method | Jan 4, 2022 | Issued |
Array
(
[id] => 19926414
[patent_doc_number] => 12300710
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-05-13
[patent_title] => Image sensor including color separating lens array and electronic apparatus including the image sensor
[patent_app_type] => utility
[patent_app_number] => 17/565903
[patent_app_country] => US
[patent_app_date] => 2021-12-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 51
[patent_figures_cnt] => 57
[patent_no_of_words] => 13966
[patent_no_of_claims] => 23
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 194
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17565903
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/565903 | Image sensor including color separating lens array and electronic apparatus including the image sensor | Dec 29, 2021 | Issued |
Array
(
[id] => 19039822
[patent_doc_number] => 20240089637
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-03-14
[patent_title] => IMAGING APPARATUS
[patent_app_type] => utility
[patent_app_number] => 18/261575
[patent_app_country] => US
[patent_app_date] => 2021-12-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 13017
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -10
[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] => 18261575
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/261575 | IMAGING APPARATUS | Dec 22, 2021 | Abandoned |
Array
(
[id] => 17834989
[patent_doc_number] => 20220272293
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-08-25
[patent_title] => METHOD FOR POSITIONING SUB-PIXEL CENTERS OF LIGHT SPOTS BASED ON PIXEL MOVEMENT AND CUTTING
[patent_app_type] => utility
[patent_app_number] => 17/552560
[patent_app_country] => US
[patent_app_date] => 2021-12-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 1735
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -6
[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] => 17552560
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/552560 | Method for positioning sub-pixel centers of light spots based on pixel movement and cutting | Dec 15, 2021 | Issued |
Array
(
[id] => 18237036
[patent_doc_number] => 11601612
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2023-03-07
[patent_title] => Imaging device and method of operating the same
[patent_app_type] => utility
[patent_app_number] => 17/549018
[patent_app_country] => US
[patent_app_date] => 2021-12-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 17
[patent_figures_cnt] => 17
[patent_no_of_words] => 11561
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 52
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17549018
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/549018 | Imaging device and method of operating the same | Dec 12, 2021 | Issued |
Array
(
[id] => 20376866
[patent_doc_number] => 12484324
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-11-25
[patent_title] => Solid-state imaging element, imaging device, and method of controlling solid-state imaging element
[patent_app_type] => utility
[patent_app_number] => 18/255132
[patent_app_country] => US
[patent_app_date] => 2021-11-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 16
[patent_figures_cnt] => 16
[patent_no_of_words] => 9107
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 77
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18255132
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/255132 | Solid-state imaging element, imaging device, and method of controlling solid-state imaging element | Nov 24, 2021 | Issued |