Inventor
MACHIDA HATSUO
JP5 patents
Patents
5 patentsUS7263211B2Aug 28, 2007
Information processing apparatus and method, computer-readable memory, and program
CANON KK8 citations71
US7093197B2Aug 15, 2006
Method, apparatus, and program for processing signature, and storage medium therefor
CANON KK8 citations71
US6970581B2Nov 29, 2005
Information processing apparatus and method, computer-readable memory, and program
CANON KK9 citations71
US7035406B2Apr 25, 2006
Signature authenticating apparatus, signature authenticating method, signature authenticating program, and storage medium storing signature authenticating program
CANON KK4 citations60
US6567552B2May 20, 2003
Image processing method and apparatus
CANON KK4 citations60