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] => 6275189 [patent_doc_number] => 20100118165 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-05-13 [patent_title] => 'VIDEO SIGNAL PROCESSING APPARATUS' [patent_app_type] => utility [patent_app_number] => 12/611171 [patent_app_country] => US [patent_app_date] => 2009-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 8804 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0118/20100118165.pdf [firstpage_image] =>[orig_patent_app_number] => 12611171 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/611171
VIDEO SIGNAL PROCESSING APPARATUS Nov 2, 2009 Abandoned
Array ( [id] => 8154060 [patent_doc_number] => 08169487 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-05-01 [patent_title] => 'Image-shake correction apparatus and imaging apparatus' [patent_app_type] => utility [patent_app_number] => 12/611709 [patent_app_country] => US [patent_app_date] => 2009-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 5086 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/169/08169487.pdf [firstpage_image] =>[orig_patent_app_number] => 12611709 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/611709
Image-shake correction apparatus and imaging apparatus Nov 2, 2009 Issued
Array ( [id] => 6284516 [patent_doc_number] => 20100157117 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-06-24 [patent_title] => 'VERTICAL STACK OF IMAGE SENSORS WITH CUTOFF COLOR FILTERS' [patent_app_type] => utility [patent_app_number] => 12/611200 [patent_app_country] => US [patent_app_date] => 2009-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4093 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0157/20100157117.pdf [firstpage_image] =>[orig_patent_app_number] => 12611200 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/611200
VERTICAL STACK OF IMAGE SENSORS WITH CUTOFF COLOR FILTERS Nov 2, 2009 Abandoned
Array ( [id] => 5942017 [patent_doc_number] => 20110102637 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-05-05 [patent_title] => 'TRAVEL VIDEOS' [patent_app_type] => utility [patent_app_number] => 12/611246 [patent_app_country] => US [patent_app_date] => 2009-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6472 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0102/20110102637.pdf [firstpage_image] =>[orig_patent_app_number] => 12611246 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/611246
TRAVEL VIDEOS Nov 2, 2009 Abandoned
Array ( [id] => 6275177 [patent_doc_number] => 20100118162 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-05-13 [patent_title] => 'CAMERA CONTROL APPARATUS AND CAMERA CONTROL METHOD' [patent_app_type] => utility [patent_app_number] => 12/610515 [patent_app_country] => US [patent_app_date] => 2009-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8683 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0118/20100118162.pdf [firstpage_image] =>[orig_patent_app_number] => 12610515 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/610515
Camera control apparatus and camera control method Nov 1, 2009 Issued
Array ( [id] => 6558944 [patent_doc_number] => 20100045816 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-02-25 [patent_title] => 'User Feedback in Connection with Object Recognition' [patent_app_type] => utility [patent_app_number] => 12/611004 [patent_app_country] => US [patent_app_date] => 2009-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 51211 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0045/20100045816.pdf [firstpage_image] =>[orig_patent_app_number] => 12611004 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/611004
User Feedback in Connection with Object Recognition Nov 1, 2009 Abandoned
Array ( [id] => 5941985 [patent_doc_number] => 20110102605 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-05-05 [patent_title] => 'IMAGE MATCHING TO AUGMENT REALITY' [patent_app_type] => utility [patent_app_number] => 12/611083 [patent_app_country] => US [patent_app_date] => 2009-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7361 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0102/20110102605.pdf [firstpage_image] =>[orig_patent_app_number] => 12611083 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/611083
Image matching to augment reality Nov 1, 2009 Issued
Array ( [id] => 8983189 [patent_doc_number] => 08514312 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-08-20 [patent_title] => 'Image sensor and image-reading device' [patent_app_type] => utility [patent_app_number] => 12/610620 [patent_app_country] => US [patent_app_date] => 2009-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 21 [patent_no_of_words] => 4474 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 363 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12610620 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/610620
Image sensor and image-reading device Nov 1, 2009 Issued
Array ( [id] => 6307964 [patent_doc_number] => 20100110226 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-05-06 [patent_title] => 'METHOD AND APPARATUS FOR DETECTING TYPE OF BACK LIGHT OF AN IMAGE' [patent_app_type] => utility [patent_app_number] => 12/610837 [patent_app_country] => US [patent_app_date] => 2009-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1266 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0110/20100110226.pdf [firstpage_image] =>[orig_patent_app_number] => 12610837 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/610837
METHOD AND APPARATUS FOR DETECTING TYPE OF BACK LIGHT OF AN IMAGE Nov 1, 2009 Abandoned
Array ( [id] => 6456054 [patent_doc_number] => 20100039525 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-02-18 [patent_title] => 'Perfecting of Digital Image Capture Parameters Within Acquisition Devices Using Face Detection' [patent_app_type] => utility [patent_app_number] => 12/582415 [patent_app_country] => US [patent_app_date] => 2009-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 20095 [patent_no_of_claims] => 52 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0039/20100039525.pdf [firstpage_image] =>[orig_patent_app_number] => 12582415 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/582415
Perfecting of Digital Image Capture Parameters Within Acquisition Devices Using Face Detection Oct 19, 2009 Abandoned
Array ( [id] => 6544833 [patent_doc_number] => 20100271499 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-10-28 [patent_title] => 'Perfecting of Digital Image Capture Parameters Within Acquisition Devices Using Face Detection' [patent_app_type] => utility [patent_app_number] => 12/582642 [patent_app_country] => US [patent_app_date] => 2009-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 20124 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0271/20100271499.pdf [firstpage_image] =>[orig_patent_app_number] => 12582642 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/582642
Perfecting of Digital Image Capture Parameters Within Acquisition Devices Using Face Detection Oct 19, 2009 Abandoned
Array ( [id] => 6381991 [patent_doc_number] => 20100302406 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-12-02 [patent_title] => 'METHOD FOR COMPENSATING IMAGE DATA' [patent_app_type] => utility [patent_app_number] => 12/573548 [patent_app_country] => US [patent_app_date] => 2009-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 26 [patent_no_of_words] => 13313 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0302/20100302406.pdf [firstpage_image] =>[orig_patent_app_number] => 12573548 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/573548
Method for compensating image data Oct 4, 2009 Issued
Array ( [id] => 8643777 [patent_doc_number] => 08368767 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-02-05 [patent_title] => 'Solid-state image pickup device, optical apparatus, signal processing apparatus, and signal processing system' [patent_app_type] => utility [patent_app_number] => 12/572773 [patent_app_country] => US [patent_app_date] => 2009-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 40 [patent_figures_cnt] => 75 [patent_no_of_words] => 19785 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 424 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12572773 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/572773
Solid-state image pickup device, optical apparatus, signal processing apparatus, and signal processing system Oct 1, 2009 Issued
Array ( [id] => 8353175 [patent_doc_number] => 08248511 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-08-21 [patent_title] => 'Dual-mode extended depth-of-field imaging systems' [patent_app_type] => utility [patent_app_number] => 12/571019 [patent_app_country] => US [patent_app_date] => 2009-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 4805 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12571019 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/571019
Dual-mode extended depth-of-field imaging systems Sep 29, 2009 Issued
Array ( [id] => 6365133 [patent_doc_number] => 20100079629 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-01 [patent_title] => 'APPARATUS AND METHOD FOR CORRECTING DEFECTIVE PIXEL' [patent_app_type] => utility [patent_app_number] => 12/570839 [patent_app_country] => US [patent_app_date] => 2009-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3537 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0079/20100079629.pdf [firstpage_image] =>[orig_patent_app_number] => 12570839 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/570839
APPARATUS AND METHOD FOR CORRECTING DEFECTIVE PIXEL Sep 29, 2009 Abandoned
Array ( [id] => 8245687 [patent_doc_number] => 08203619 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-06-19 [patent_title] => 'Target bit rate decision method for wavelet-based image compression' [patent_app_type] => utility [patent_app_number] => 12/570976 [patent_app_country] => US [patent_app_date] => 2009-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 4118 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/203/08203619.pdf [firstpage_image] =>[orig_patent_app_number] => 12570976 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/570976
Target bit rate decision method for wavelet-based image compression Sep 29, 2009 Issued
Array ( [id] => 6100486 [patent_doc_number] => 20110164172 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-07-07 [patent_title] => 'CAMERA BODY AND IMAGING DEVICE' [patent_app_type] => utility [patent_app_number] => 13/062361 [patent_app_country] => US [patent_app_date] => 2009-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 13764 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0164/20110164172.pdf [firstpage_image] =>[orig_patent_app_number] => 13062361 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/062361
Camera body and imaging device Aug 20, 2009 Issued
Array ( [id] => 5965893 [patent_doc_number] => 20110149142 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-06-23 [patent_title] => 'LENS BARREL AND IMAGING DEVICE' [patent_app_type] => utility [patent_app_number] => 13/062250 [patent_app_country] => US [patent_app_date] => 2009-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 18185 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0149/20110149142.pdf [firstpage_image] =>[orig_patent_app_number] => 13062250 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/062250
Lens barrel and imaging device Aug 17, 2009 Issued
Array ( [id] => 6365040 [patent_doc_number] => 20100079616 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-01 [patent_title] => 'IMAGING APPARATUS, CONTROL METHOD THEREOF, AND PROGRAM' [patent_app_type] => utility [patent_app_number] => 12/536691 [patent_app_country] => US [patent_app_date] => 2009-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 9385 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0079/20100079616.pdf [firstpage_image] =>[orig_patent_app_number] => 12536691 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/536691
Imaging apparatus, control method thereof, and program Aug 5, 2009 Issued
Array ( [id] => 8136039 [patent_doc_number] => 20120092546 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-04-19 [patent_title] => 'DEGREE-OF-FOCUS DETERMINATION MODULE, POSITION-OF-BEST-FOCUS SELECTION MODULES, IMAGE PROCESSING MODULE, IMAGING SYSTEM, AND CORRESPONDING METHOD' [patent_app_type] => utility [patent_app_number] => 13/378230 [patent_app_country] => US [patent_app_date] => 2009-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6341 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0092/20120092546.pdf [firstpage_image] =>[orig_patent_app_number] => 13378230 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/378230
Degree-of-focus determination module, position-of-best-focus selection modules, image processing module, imaging system, and corresponding method Jul 7, 2009 Issued
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