Ou Hu

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Patents Grantslast 30 patents

Information Patent Grant
Method, apparatus and storage medium for enhancing document image,...
- Patent number 7,505,632
- Issue date Mar 17, 2009
- Canon Kabushiki Kaisha
- Ou Hu
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Method, apparatus and storage medium for enhancing document image,...
- Publication number 20050180660
- Publication date Aug 18, 2005
- Canon Kabushiki Kaisha
- Ou Hu
- G06 - COMPUTING CALCULATING COUNTING