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] => 345900 [patent_doc_number] => 07499090 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-03-03 [patent_title] => 'Rolling-reset imager with optical filter' [patent_app_type] => utility [patent_app_number] => 11/045214 [patent_app_country] => US [patent_app_date] => 2005-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3104 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/499/07499090.pdf [firstpage_image] =>[orig_patent_app_number] => 11045214 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/045214
Rolling-reset imager with optical filter Jan 26, 2005 Issued
Array ( [id] => 7002186 [patent_doc_number] => 20050167499 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-08-04 [patent_title] => 'Method and apparatus for estimating the imaging capability of an image-formation optical system' [patent_app_type] => utility [patent_app_number] => 11/042168 [patent_app_country] => US [patent_app_date] => 2005-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 9626 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0167/20050167499.pdf [firstpage_image] =>[orig_patent_app_number] => 11042168 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/042168
Method and apparatus for estimating the imaging capability of an image-formation optical system Jan 25, 2005 Issued
Array ( [id] => 7003311 [patent_doc_number] => 20050168624 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-08-04 [patent_title] => 'Image capturing apparatus' [patent_app_type] => utility [patent_app_number] => 11/043773 [patent_app_country] => US [patent_app_date] => 2005-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7065 [patent_no_of_claims] => 17 [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/A1/0168/20050168624.pdf [firstpage_image] =>[orig_patent_app_number] => 11043773 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/043773
Image capturing apparatus Jan 25, 2005 Abandoned
Array ( [id] => 6943259 [patent_doc_number] => 20050195308 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-09-08 [patent_title] => 'Image pick-up system' [patent_app_type] => utility [patent_app_number] => 10/989495 [patent_app_country] => US [patent_app_date] => 2004-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 6869 [patent_no_of_claims] => 13 [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/A1/0195/20050195308.pdf [firstpage_image] =>[orig_patent_app_number] => 10989495 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/989495
Image pick-up system Nov 16, 2004 Abandoned
Array ( [id] => 817902 [patent_doc_number] => 07411622 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-08-12 [patent_title] => 'Video signal processor' [patent_app_type] => utility [patent_app_number] => 10/986851 [patent_app_country] => US [patent_app_date] => 2004-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 11820 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/411/07411622.pdf [firstpage_image] =>[orig_patent_app_number] => 10986851 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/986851
Video signal processor Nov 14, 2004 Issued
Array ( [id] => 5775109 [patent_doc_number] => 20060103749 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-05-18 [patent_title] => 'Image sensor and pixel that has switchable capacitance at the floating node' [patent_app_type] => utility [patent_app_number] => 10/986616 [patent_app_country] => US [patent_app_date] => 2004-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2284 [patent_no_of_claims] => 26 [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/A1/0103/20060103749.pdf [firstpage_image] =>[orig_patent_app_number] => 10986616 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/986616
Image sensor and pixel that has switchable capacitance at the floating node Nov 11, 2004 Abandoned
Array ( [id] => 7095878 [patent_doc_number] => 20050128336 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-06-16 [patent_title] => 'Electronic imager tester' [patent_app_type] => utility [patent_app_number] => 10/988194 [patent_app_country] => US [patent_app_date] => 2004-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 2703 [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/A1/0128/20050128336.pdf [firstpage_image] =>[orig_patent_app_number] => 10988194 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/988194
Electronic imager tester Nov 11, 2004 Issued
Array ( [id] => 5708809 [patent_doc_number] => 20060050153 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-03-09 [patent_title] => 'Imaging system and method' [patent_app_type] => utility [patent_app_number] => 10/988077 [patent_app_country] => US [patent_app_date] => 2004-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2381 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0050/20060050153.pdf [firstpage_image] =>[orig_patent_app_number] => 10988077 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/988077
Imaging system and method Nov 11, 2004 Abandoned
Array ( [id] => 5863986 [patent_doc_number] => 20060098116 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-05-11 [patent_title] => 'Digital camera having alternate functional covers' [patent_app_type] => utility [patent_app_number] => 10/985379 [patent_app_country] => US [patent_app_date] => 2004-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 3846 [patent_no_of_claims] => 47 [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/A1/0098/20060098116.pdf [firstpage_image] =>[orig_patent_app_number] => 10985379 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/985379
Digital camera having alternate functional covers Nov 9, 2004 Abandoned
Array ( [id] => 6904109 [patent_doc_number] => 20050099504 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-05-12 [patent_title] => 'Method and apparatus for obtaining high dynamic range images' [patent_app_type] => utility [patent_app_number] => 10/959679 [patent_app_country] => US [patent_app_date] => 2004-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 39 [patent_no_of_words] => 24169 [patent_no_of_claims] => 8 [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/A1/0099/20050099504.pdf [firstpage_image] =>[orig_patent_app_number] => 10959679 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/959679
Method and apparatus for obtaining high dynamic range images Oct 4, 2004 Issued
Array ( [id] => 178728 [patent_doc_number] => 07656439 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2010-02-02 [patent_title] => 'Portable dock for a camera' [patent_app_type] => utility [patent_app_number] => 10/935140 [patent_app_country] => US [patent_app_date] => 2004-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 5969 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/656/07656439.pdf [firstpage_image] =>[orig_patent_app_number] => 10935140 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/935140
Portable dock for a camera Sep 6, 2004 Issued
Array ( [id] => 6916464 [patent_doc_number] => 20050094025 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-05-05 [patent_title] => 'Camera lens assembly for mobile communication terminal' [patent_app_type] => utility [patent_app_number] => 10/933704 [patent_app_country] => US [patent_app_date] => 2004-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3480 [patent_no_of_claims] => 4 [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/A1/0094/20050094025.pdf [firstpage_image] =>[orig_patent_app_number] => 10933704 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/933704
Camera lens assembly for mobile communication terminal Sep 2, 2004 Issued
Array ( [id] => 7179009 [patent_doc_number] => 20050190291 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-09-01 [patent_title] => 'Portable data unit' [patent_app_type] => utility [patent_app_number] => 10/933324 [patent_app_country] => US [patent_app_date] => 2004-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 25 [patent_no_of_words] => 12394 [patent_no_of_claims] => 3 [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/A1/0190/20050190291.pdf [firstpage_image] =>[orig_patent_app_number] => 10933324 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/933324
Portable data unit Sep 2, 2004 Abandoned
Array ( [id] => 10017099 [patent_doc_number] => 09060126 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-06-16 [patent_title] => 'Solid-state image sensing apparatus' [patent_app_type] => utility [patent_app_number] => 10/934886 [patent_app_country] => US [patent_app_date] => 2004-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 25 [patent_no_of_words] => 13193 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 321 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 10934886 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/934886
Solid-state image sensing apparatus Sep 2, 2004 Issued
Array ( [id] => 594577 [patent_doc_number] => 07440028 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-10-21 [patent_title] => 'Vibration-proof lens device' [patent_app_type] => utility [patent_app_number] => 10/932029 [patent_app_country] => US [patent_app_date] => 2004-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4755 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/440/07440028.pdf [firstpage_image] =>[orig_patent_app_number] => 10932029 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/932029
Vibration-proof lens device Sep 1, 2004 Issued
Array ( [id] => 8944753 [patent_doc_number] => 08497935 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-07-30 [patent_title] => 'Rotatable camera system including infrared communications links' [patent_app_type] => utility [patent_app_number] => 10/926799 [patent_app_country] => US [patent_app_date] => 2004-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4523 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 481 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 10926799 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/926799
Rotatable camera system including infrared communications links Aug 25, 2004 Issued
Array ( [id] => 178747 [patent_doc_number] => 07656458 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-02-02 [patent_title] => 'Color photographing device' [patent_app_type] => utility [patent_app_number] => 10/876566 [patent_app_country] => US [patent_app_date] => 2004-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5782 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/656/07656458.pdf [firstpage_image] =>[orig_patent_app_number] => 10876566 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/876566
Color photographing device Jun 27, 2004 Issued
Array ( [id] => 7337474 [patent_doc_number] => 20040190087 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-09-30 [patent_title] => 'Image sensor, image reading device, and method for setting resolution' [patent_app_type] => new [patent_app_number] => 10/805343 [patent_app_country] => US [patent_app_date] => 2004-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 7530 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0190/20040190087.pdf [firstpage_image] =>[orig_patent_app_number] => 10805343 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/805343
Image sensor, image reading device, and method for setting resolution Mar 21, 2004 Issued
Array ( [id] => 7273871 [patent_doc_number] => 20040233322 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-11-25 [patent_title] => 'Camera with improved illuminator' [patent_app_type] => new [patent_app_number] => 10/793176 [patent_app_country] => US [patent_app_date] => 2004-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2199 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0233/20040233322.pdf [firstpage_image] =>[orig_patent_app_number] => 10793176 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/793176
Camera with improved illuminator Mar 3, 2004 Issued
Array ( [id] => 656757 [patent_doc_number] => 07110020 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-09-19 [patent_title] => 'Film digitizer' [patent_app_type] => utility [patent_app_number] => 10/690494 [patent_app_country] => US [patent_app_date] => 2003-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1701 [patent_no_of_claims] => 72 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/110/07110020.pdf [firstpage_image] =>[orig_patent_app_number] => 10690494 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/690494
Film digitizer Oct 20, 2003 Issued
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