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] => 7619368 [patent_doc_number] => 06943820 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-09-13 [patent_title] => 'Systems and methods to reversibly convert a film-based camera into a digital camera' [patent_app_type] => utility [patent_app_number] => 09/802467 [patent_app_country] => US [patent_app_date] => 2001-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 7009 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/943/06943820.pdf [firstpage_image] =>[orig_patent_app_number] => 09802467 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/802467
Systems and methods to reversibly convert a film-based camera into a digital camera Mar 8, 2001 Issued
Array ( [id] => 5886809 [patent_doc_number] => 20020012063 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-31 [patent_title] => 'Apparatus for automatically detecting focus and camera equipped with automatic focus detecting apparatus' [patent_app_type] => new [patent_app_number] => 09/803699 [patent_app_country] => US [patent_app_date] => 2001-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5277 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0012/20020012063.pdf [firstpage_image] =>[orig_patent_app_number] => 09803699 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/803699
Apparatus for automatically detecting focus and camera equipped with automatic focus detecting apparatus Mar 8, 2001 Abandoned
Array ( [id] => 665081 [patent_doc_number] => 07102680 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-09-05 [patent_title] => 'Image pickup device capable of adjusting the overflow level of the sensor based on the read out mode' [patent_app_type] => utility [patent_app_number] => 09/803391 [patent_app_country] => US [patent_app_date] => 2001-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 7506 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/102/07102680.pdf [firstpage_image] =>[orig_patent_app_number] => 09803391 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/803391
Image pickup device capable of adjusting the overflow level of the sensor based on the read out mode Mar 8, 2001 Issued
Array ( [id] => 6890243 [patent_doc_number] => 20010007474 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-07-12 [patent_title] => 'Apparatus and method for displaying and demonstrating an imaging device' [patent_app_type] => new-utility [patent_app_number] => 09/790738 [patent_app_country] => US [patent_app_date] => 2001-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3477 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0007/20010007474.pdf [firstpage_image] =>[orig_patent_app_number] => 09790738 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/790738
Apparatus and method for displaying and demonstrating an imaging device Feb 21, 2001 Abandoned
Array ( [id] => 5983766 [patent_doc_number] => 20020097446 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-07-25 [patent_title] => 'Apparatus and method for dark calibration of a linear CMOS sensor' [patent_app_type] => new [patent_app_number] => 09/768281 [patent_app_country] => US [patent_app_date] => 2001-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2083 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0097/20020097446.pdf [firstpage_image] =>[orig_patent_app_number] => 09768281 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/768281
Apparatus and method for dark calibration of a linear CMOS sensor Jan 24, 2001 Abandoned
Array ( [id] => 6108461 [patent_doc_number] => 20020171747 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-11-21 [patent_title] => 'Image capturing apparatus, and method of display-control thereof' [patent_app_type] => new [patent_app_number] => 09/738071 [patent_app_country] => US [patent_app_date] => 2000-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 6450 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0171/20020171747.pdf [firstpage_image] =>[orig_patent_app_number] => 09738071 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/738071
Image capturing apparatus, and method of display-control thereof Dec 14, 2000 Abandoned
Array ( [id] => 1032275 [patent_doc_number] => 06879352 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-04-12 [patent_title] => 'Convergence measuring apparatus and method thereof' [patent_app_type] => utility [patent_app_number] => 09/714551 [patent_app_country] => US [patent_app_date] => 2000-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 4231 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/879/06879352.pdf [firstpage_image] =>[orig_patent_app_number] => 09714551 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/714551
Convergence measuring apparatus and method thereof Nov 16, 2000 Issued
Array ( [id] => 901808 [patent_doc_number] => 07339612 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2008-03-04 [patent_title] => 'Vibration isolating device, method, and system for correcting image blur in a camera' [patent_app_type] => utility [patent_app_number] => 09/713041 [patent_app_country] => US [patent_app_date] => 2000-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 18 [patent_no_of_words] => 10004 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/339/07339612.pdf [firstpage_image] =>[orig_patent_app_number] => 09713041 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/713041
Vibration isolating device, method, and system for correcting image blur in a camera Nov 15, 2000 Issued
Array ( [id] => 677969 [patent_doc_number] => 07088397 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-08-08 [patent_title] => 'Image sensor packaging with imaging optics' [patent_app_type] => utility [patent_app_number] => 09/715794 [patent_app_country] => US [patent_app_date] => 2000-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 4162 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/088/07088397.pdf [firstpage_image] =>[orig_patent_app_number] => 09715794 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/715794
Image sensor packaging with imaging optics Nov 15, 2000 Issued
Array ( [id] => 1023245 [patent_doc_number] => 06888570 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-05-03 [patent_title] => 'Image pickup device and exposure control method in the image pickup device' [patent_app_type] => utility [patent_app_number] => 09/713973 [patent_app_country] => US [patent_app_date] => 2000-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 14 [patent_no_of_words] => 12424 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 573 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/888/06888570.pdf [firstpage_image] =>[orig_patent_app_number] => 09713973 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/713973
Image pickup device and exposure control method in the image pickup device Nov 15, 2000 Issued
Array ( [id] => 780438 [patent_doc_number] => 06995793 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-02-07 [patent_title] => 'Video tap for a digital motion camera that simulates the look of post processing' [patent_app_type] => utility [patent_app_number] => 09/712639 [patent_app_country] => US [patent_app_date] => 2000-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5430 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/995/06995793.pdf [firstpage_image] =>[orig_patent_app_number] => 09712639 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/712639
Video tap for a digital motion camera that simulates the look of post processing Nov 13, 2000 Issued
Array ( [id] => 1174524 [patent_doc_number] => 06753907 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-06-22 [patent_title] => 'Method and apparatus for automatic keystone correction' [patent_app_type] => B1 [patent_app_number] => 09/712599 [patent_app_country] => US [patent_app_date] => 2000-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3282 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/753/06753907.pdf [firstpage_image] =>[orig_patent_app_number] => 09712599 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/712599
Method and apparatus for automatic keystone correction Nov 13, 2000 Issued
Array ( [id] => 949324 [patent_doc_number] => 06963360 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-11-08 [patent_title] => 'Adaptive and learning setting selection process with selectable learning modes for imaging device' [patent_app_type] => utility [patent_app_number] => 09/712580 [patent_app_country] => US [patent_app_date] => 2000-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 6765 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/963/06963360.pdf [firstpage_image] =>[orig_patent_app_number] => 09712580 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/712580
Adaptive and learning setting selection process with selectable learning modes for imaging device Nov 12, 2000 Issued
Array ( [id] => 997450 [patent_doc_number] => 06914624 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-07-05 [patent_title] => 'Adaptive and learning setting selection process for imaging device' [patent_app_type] => utility [patent_app_number] => 09/712578 [patent_app_country] => US [patent_app_date] => 2000-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 6683 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/914/06914624.pdf [firstpage_image] =>[orig_patent_app_number] => 09712578 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/712578
Adaptive and learning setting selection process for imaging device Nov 12, 2000 Issued
Array ( [id] => 7610667 [patent_doc_number] => 06842191 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-01-11 [patent_title] => 'Color image restoration with anti-alias' [patent_app_type] => utility [patent_app_number] => 09/705145 [patent_app_country] => US [patent_app_date] => 2000-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 13 [patent_no_of_words] => 4283 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/842/06842191.pdf [firstpage_image] =>[orig_patent_app_number] => 09705145 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/705145
Color image restoration with anti-alias Nov 1, 2000 Issued
Array ( [id] => 798420 [patent_doc_number] => 07428011 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2008-09-23 [patent_title] => 'Wide dynamic range electronic image recording and reproducing system' [patent_app_type] => utility [patent_app_number] => 09/654263 [patent_app_country] => US [patent_app_date] => 2000-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5898 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/428/07428011.pdf [firstpage_image] =>[orig_patent_app_number] => 09654263 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/654263
Wide dynamic range electronic image recording and reproducing system Aug 31, 2000 Issued
Array ( [id] => 788595 [patent_doc_number] => 06987529 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-01-17 [patent_title] => 'Camera having shake correction device mounted thereon' [patent_app_type] => utility [patent_app_number] => 09/578466 [patent_app_country] => US [patent_app_date] => 2000-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 21 [patent_no_of_words] => 10933 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 334 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/987/06987529.pdf [firstpage_image] =>[orig_patent_app_number] => 09578466 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/578466
Camera having shake correction device mounted thereon May 24, 2000 Issued
Array ( [id] => 1161613 [patent_doc_number] => 06765609 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-07-20 [patent_title] => 'Solid-state image sensor and analysis system using the same' [patent_app_type] => B1 [patent_app_number] => 09/577622 [patent_app_country] => US [patent_app_date] => 2000-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 14 [patent_no_of_words] => 11910 [patent_no_of_claims] => 17 [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] => patents/06/765/06765609.pdf [firstpage_image] =>[orig_patent_app_number] => 09577622 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/577622
Solid-state image sensor and analysis system using the same May 24, 2000 Issued
Array ( [id] => 757816 [patent_doc_number] => 07019773 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-03-28 [patent_title] => 'Video mosaic' [patent_app_type] => utility [patent_app_number] => 09/577487 [patent_app_country] => US [patent_app_date] => 2000-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 17 [patent_no_of_words] => 3819 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/019/07019773.pdf [firstpage_image] =>[orig_patent_app_number] => 09577487 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/577487
Video mosaic May 24, 2000 Issued
Array ( [id] => 1103862 [patent_doc_number] => 06816199 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-11-09 [patent_title] => 'Focus detecting device' [patent_app_type] => B1 [patent_app_number] => 09/579168 [patent_app_country] => US [patent_app_date] => 2000-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 14 [patent_no_of_words] => 6462 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/816/06816199.pdf [firstpage_image] =>[orig_patent_app_number] => 09579168 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/579168
Focus detecting device May 24, 2000 Issued
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