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] => 17465025 [patent_doc_number] => 20220078331 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => IMAGING APPARATUS, ACCESSORY APPARATUS, AND COMMUNICATION CONTROL METHOD [patent_app_type] => utility [patent_app_number] => 17/528728 [patent_app_country] => US [patent_app_date] => 2021-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 31699 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [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] => 17528728 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/528728
Imaging apparatus, accessory apparatus, and communication control method Nov 16, 2021 Issued
Array ( [id] => 18580282 [patent_doc_number] => 11736827 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-22 [patent_title] => Image sensing device [patent_app_type] => utility [patent_app_number] => 17/524177 [patent_app_country] => US [patent_app_date] => 2021-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 12370 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17524177 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/524177
Image sensing device Nov 10, 2021 Issued
Array ( [id] => 18736582 [patent_doc_number] => 11805334 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-31 [patent_title] => Apparatus and method for information processing and storage medium [patent_app_type] => utility [patent_app_number] => 17/512422 [patent_app_country] => US [patent_app_date] => 2021-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 20 [patent_no_of_words] => 6149 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17512422 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/512422
Apparatus and method for information processing and storage medium Oct 26, 2021 Issued
Array ( [id] => 17461799 [patent_doc_number] => 20220075104 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => IMAGE SENSOR AND ELECTRONIC CAMERA [patent_app_type] => utility [patent_app_number] => 17/511072 [patent_app_country] => US [patent_app_date] => 2021-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21159 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17511072 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/511072
Image sensor and electronic camera Oct 25, 2021 Issued
Array ( [id] => 18445498 [patent_doc_number] => 11681061 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-20 [patent_title] => Apparatus and method for capturing still images and video using diffraction coded imaging techniques [patent_app_type] => utility [patent_app_number] => 17/501685 [patent_app_country] => US [patent_app_date] => 2021-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 10054 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17501685 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/501685
Apparatus and method for capturing still images and video using diffraction coded imaging techniques Oct 13, 2021 Issued
Array ( [id] => 18055033 [patent_doc_number] => 11528432 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-13 [patent_title] => Imaging device and image processing method [patent_app_type] => utility [patent_app_number] => 17/499275 [patent_app_country] => US [patent_app_date] => 2021-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 30 [patent_no_of_words] => 11454 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 4 [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] => 17499275 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/499275
Imaging device and image processing method Oct 11, 2021 Issued
Array ( [id] => 18465497 [patent_doc_number] => 11689803 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-27 [patent_title] => Frame synchronization in a dual-aperture camera system [patent_app_type] => utility [patent_app_number] => 17/496773 [patent_app_country] => US [patent_app_date] => 2021-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5727 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17496773 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/496773
Frame synchronization in a dual-aperture camera system Oct 7, 2021 Issued
Array ( [id] => 18892346 [patent_doc_number] => 11871133 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-09 [patent_title] => Gaze-based non-regular subsampling of sensor pixels [patent_app_type] => utility [patent_app_number] => 17/490628 [patent_app_country] => US [patent_app_date] => 2021-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 13936 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17490628 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/490628
Gaze-based non-regular subsampling of sensor pixels Sep 29, 2021 Issued
Array ( [id] => 20205161 [patent_doc_number] => 12407953 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Imaging device [patent_app_type] => utility [patent_app_number] => 18/020737 [patent_app_country] => US [patent_app_date] => 2021-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7120 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18020737 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/020737
Imaging device Sep 27, 2021 Issued
Array ( [id] => 18049107 [patent_doc_number] => 11523071 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-12-06 [patent_title] => Disparity-preserving binning for phase detection autofocus in digital imaging systems [patent_app_type] => utility [patent_app_number] => 17/486838 [patent_app_country] => US [patent_app_date] => 2021-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 17 [patent_no_of_words] => 14250 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17486838 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/486838
Disparity-preserving binning for phase detection autofocus in digital imaging systems Sep 26, 2021 Issued
Array ( [id] => 17448484 [patent_doc_number] => 20220068989 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-03 [patent_title] => IMAGE SENSOR AND IMAGE-CAPTURING DEVICE [patent_app_type] => utility [patent_app_number] => 17/477156 [patent_app_country] => US [patent_app_date] => 2021-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10491 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17477156 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/477156
Image sensor and image-capturing device Sep 15, 2021 Issued
Array ( [id] => 18234308 [patent_doc_number] => 11598863 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-07 [patent_title] => Imaging device and method of controlling the same [patent_app_type] => utility [patent_app_number] => 17/476879 [patent_app_country] => US [patent_app_date] => 2021-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 40 [patent_no_of_words] => 16347 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17476879 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/476879
Imaging device and method of controlling the same Sep 15, 2021 Issued
Array ( [id] => 17478876 [patent_doc_number] => 20220086380 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-17 [patent_title] => IMAGE SENSOR USING MULTIPLE TRANSFER, AND OPERATING METHOD OF THE IMAGE SENSOR [patent_app_type] => utility [patent_app_number] => 17/460902 [patent_app_country] => US [patent_app_date] => 2021-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13570 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17460902 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/460902
Image sensor using multiple transfer, and operating method of the image sensor Aug 29, 2021 Issued
Array ( [id] => 18106624 [patent_doc_number] => 11546532 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-01-03 [patent_title] => Dynamic correlated double sampling for noise rejection in image sensors [patent_app_type] => utility [patent_app_number] => 17/461782 [patent_app_country] => US [patent_app_date] => 2021-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 18 [patent_no_of_words] => 9836 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17461782 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/461782
Dynamic correlated double sampling for noise rejection in image sensors Aug 29, 2021 Issued
Array ( [id] => 17972458 [patent_doc_number] => 11490017 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-01 [patent_title] => Digital viewfinder user interface for multiple cameras [patent_app_type] => utility [patent_app_number] => 17/409598 [patent_app_country] => US [patent_app_date] => 2021-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 43 [patent_figures_cnt] => 43 [patent_no_of_words] => 27101 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17409598 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/409598
Digital viewfinder user interface for multiple cameras Aug 22, 2021 Issued
Array ( [id] => 18650906 [patent_doc_number] => 20230296741 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => Distance measurement sensor with multiple memory nodes [patent_app_type] => utility [patent_app_number] => 18/017399 [patent_app_country] => US [patent_app_date] => 2021-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9988 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 425 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18017399 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/017399
Distance measurement sensor with multiple memory nodes Jul 20, 2021 Pending
Array ( [id] => 17404105 [patent_doc_number] => 20220046196 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => Image Capture Devices Having Phase Detection Auto-Focus Pixels [patent_app_type] => utility [patent_app_number] => 17/380852 [patent_app_country] => US [patent_app_date] => 2021-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10922 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17380852 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/380852
Image capture devices having phase detection auto-focus pixels Jul 19, 2021 Issued
Array ( [id] => 18122443 [patent_doc_number] => 20230008046 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-12 [patent_title] => IMAGE SENSOR WITH MULTI-GAIN READOUT [patent_app_type] => utility [patent_app_number] => 17/371381 [patent_app_country] => US [patent_app_date] => 2021-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9515 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17371381 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/371381
Image sensor with multi-gain readout Jul 8, 2021 Issued
Array ( [id] => 17186644 [patent_doc_number] => 20210333529 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-28 [patent_title] => Folded Camera [patent_app_type] => utility [patent_app_number] => 17/371732 [patent_app_country] => US [patent_app_date] => 2021-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8283 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17371732 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/371732
Folded camera Jul 8, 2021 Issued
Array ( [id] => 18317625 [patent_doc_number] => 11631711 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-18 [patent_title] => Image sensor and image sensing device [patent_app_type] => utility [patent_app_number] => 17/366868 [patent_app_country] => US [patent_app_date] => 2021-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 26 [patent_no_of_words] => 14070 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17366868 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/366868
Image sensor and image sensing device Jul 1, 2021 Issued
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