Ma; Huanfeng

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ma; Huanfeng.The latest application filed is for "table grid detection and separation".

Company Profile

0.12.9

Ma; Huanfeng - Austin TX
Ma; Huanfeng - Drexel Hill PA US

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Table grid detection and separation Grant 9,235,756 - Ma January 12, 2	2016-01-12
Image background enhancement for color images Grant 8,761,535 - Ma June 24, 2	2014-06-24
Table Grid Detection And Separation App 20140161353 - Ma; Huanfeng	2014-06-12
Table grid detection and separation Grant 8,625,895 - Ma January 7, 2	2014-01-07
Image Background Enhancement For Color Images App 20130286450 - Ma; Huanfeng	2013-10-31
Image background enhancement for color images Grant 8,520,966 - Ma August 27, 2	2013-08-27
Automatic document classification using lexical and physical features Grant 8,503,797 - Turkelson , et al. August 6, 2	2013-08-06
Method and apparatus for despeckling an image Grant 8,224,114 - Ma July 17, 2	2012-07-17
Method and apparatus for modifying the histogram of an image Grant 8,155,442 - Ma April 10, 2	2012-04-10
Method and apparatus for binarization threshold calculation Grant 8,144,986 - Ma March 27, 2	2012-03-27
Method and apparatus for calculating the background color of an image Grant 8,041,139 - Ma October 18, 2	2011-10-18
Image Background Enhancement For Color Images App 20100246947 - Ma; Huanfeng	2010-09-30
Table Grid Detection And Separation App 20100246958 - Ma; Huanfeng	2010-09-30
Method and Apparatus for Despeckling an Image App 20100061655 - Ma; Huanfeng	2010-03-11
Method and Apparatus for Binarization Threshold Calculation App 20100061629 - Ma; Huanfeng	2010-03-11
Method and Apparatus for Calculating the Background Color of an Image App 20100061633 - Ma; Huanfeng	2010-03-11
Method and Apparatus for Modifying the Histogram of an Image App 20090196501 - Ma; Huanfeng	2009-08-06
Automatic Document Classification Using Lexical And Physical Features App 20090067729 - Turkelson; Adam ; et al.	2009-03-12

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