Masaharu Akatsu

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Performance monitoring method in a distributed processing system
- Patent number 7,836,062
- Issue date Nov 16, 2010
- Hitachi, Ltd.
- Hironori Emaru
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Performance monitoring method in a distributed processing system
- Patent number 6,807,575
- Issue date Oct 19, 2004
- Hitachi, Ltd.
- Hironori Emaru
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disc access control method for cache-embedded disc control apparatu...
- Patent number 5,404,487
- Issue date Apr 4, 1995
- Hitachi, Ltd.
- Tomohiro Murata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of fault handling for a disk control unit with built-in cache
- Patent number 5,390,186
- Issue date Feb 14, 1995
- Hitachi, Ltd.
- Tomohiro Murata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of and apparatus for automatic recovery of a cache in a stor...
- Patent number 5,375,227
- Issue date Dec 20, 1994
- Hitachi, Ltd.
- Masaharu Akatsu
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Performance monitoring method in a distributed processing system
- Publication number 20050021547
- Publication date Jan 27, 2005
- Hitachi, Ltd.
- Hironori Emaru
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Failure analysis support system
- Publication number 20030101261
- Publication date May 29, 2003
- Hitachi, Ltd
- Hirokazu Ikeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE