
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] => 20318852
[patent_doc_number] => 12457412
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[patent_kind] => B2
[patent_issue_date] => 2025-10-28
[patent_title] => Photographing processing method and apparatus, electronic device, and readable storage medium
[patent_app_type] => utility
[patent_app_number] => 18/308638
[patent_app_country] => US
[patent_app_date] => 2023-04-27
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Array
(
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[patent_issue_date] => 2025-01-28
[patent_title] => Image sensor and electronic camera
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Array
(
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[patent_issue_date] => 2023-11-02
[patent_title] => IMAGING APPARATUS
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Array
(
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[patent_issue_date] => 2023-08-03
[patent_title] => PHOTOELECTRIC CONVERSION APPARATUS, A/D CONVERTER, AND EQUIPMENT
[patent_app_type] => utility
[patent_app_number] => 18/297721
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[rel_patent_id] =>[rel_patent_doc_number] =>) 18/297721 | Photoelectric conversion apparatus, A/D converter, and equipment | Apr 9, 2023 | Issued |
Array
(
[id] => 20137600
[patent_doc_number] => 20250244644
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[patent_issue_date] => 2025-07-31
[patent_title] => CAMERA HOLDER FOR FASTENING A CAMERA TO A STORAGE LIFT, AND STORAGE LIFT HAVING A CAMERA HOLDER OF THIS TYPE
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Array
(
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[patent_doc_number] => 20230251483
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[patent_issue_date] => 2023-08-10
[patent_title] => OPTIMAL COLOR FILTER ARRAY AND DEMOSAICING METHOD THEREOF
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Array
(
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[patent_title] => ELECTRONIC DEVICE COMPRISING IMAGE SENSOR AND OPERATION METHOD OF SAME
[patent_app_type] => utility
[patent_app_number] => 18/193139
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Array
(
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[patent_issue_date] => 2024-04-16
[patent_title] => Image pickup element, image pickup device, manufacturing device and method
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Array
(
[id] => 19901081
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Array
(
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Array
(
[id] => 18514729
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Array
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Array
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Array
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Array
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Array
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Array
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Array
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Array
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Array
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[rel_patent_id] =>[rel_patent_doc_number] =>) 18/155206 | Image capturing circuit that can be applied to image capturing apparatus | Jan 16, 2023 | Issued |