Yasuhiko Mizuno

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Sakura, JP

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Patents Grantslast 30 patents

Information Patent Grant
Emigrant reception system, emigrant gate system, emigrant control s...
- Patent number 7,190,254
- Issue date Mar 13, 2007
- Hitachi, Ltd.
- Masaki Ogihara
- G07 - CHECKING-DEVICES
Information Patent Grant
Distribution management method and system
- Patent number 7,182,257
- Issue date Feb 27, 2007
- Hitachi, Ltd.
- Masaki Ogihara
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Distribution management method and system
- Patent number 6,880,753
- Issue date Apr 19, 2005
- Hitachi, Ltd.
- Masaki Ogihara
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic certification authentication method and system
- Patent number 6,253,322
- Issue date Jun 26, 2001
- Hitachi, Ltd.
- Seiichi Susaki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for defining enterprise information flow
- Patent number 5,493,489
- Issue date Feb 20, 1996
- Hitachi, Ltd.
- Masato Tamaki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for administrating reply mail in electronic mail system
- Patent number 5,040,141
- Issue date Aug 13, 1991
- Hitachi, Ltd.
- Kazunori Yazima
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Distribution management method and system
- Publication number 20050165792
- Publication date Jul 28, 2005
- Hitachi, Ltd
- Masaki Ogihara
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Emigrant reception system, emigrant gate system, emigrant control s...
- Publication number 20030107472
- Publication date Jun 12, 2003
- Masaki Ogihara
- G07 - CHECKING-DEVICES
Information Patent Application
Distribution management method and system
- Publication number 20030085276
- Publication date May 8, 2003
- Hitachi, Ltd
- Masaki Ogihara
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Electronic commerce advertising method and system
- Publication number 20020107736
- Publication date Aug 8, 2002
- Yasuhiko Mizuno
- G06 - COMPUTING CALCULATING COUNTING