Yasuhiro Fujii

Follow

Person

Fujisawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
System and method for controlling contents by plurality of pieces o...
- Patent number 7,577,843
- Issue date Aug 18, 2009
- Hitachi, Ltd.
- Isao Echizen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of watermarking for binary images
- Patent number 7,499,565
- Issue date Mar 3, 2009
- Hitachi, Ltd.
- Yasuhiro Fujii
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Printed matter reliability decision method
- Patent number 7,131,776
- Issue date Nov 7, 2006
- Hitachi, Ltd.
- Hirokazu Aoshima
- G07 - CHECKING-DEVICES

Patents Applicationslast 30 patents

Information Patent Application
Printed matter reliability decision method
- Publication number 20050226666
- Publication date Oct 13, 2005
- Hirokazu Aoshima
- G07 - CHECKING-DEVICES
Information Patent Application
System and method for controlling contents by plurality of pieces o...
- Publication number 20050120218
- Publication date Jun 2, 2005
- Isao Echizen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method of watermarking for binary images
- Publication number 20050025333
- Publication date Feb 3, 2005
- Yasuhiro Fujii
- G06 - COMPUTING CALCULATING COUNTING