Chikahiko Izumi

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Hadano, JP

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Patents Grantslast 30 patents

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Storage system using comparison and merger of encached data and upd...
- Patent number 4,631,668
- Issue date Dec 23, 1986
- Hitachi, Ltd.
- Kanji Kubo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system having buffer storage
- Patent number 4,561,071
- Issue date Dec 24, 1985
- Hitachi, Ltd.
- Noriaki Hashimoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus for invalidating the content of an instruction buffer by...
- Patent number 4,500,959
- Issue date Feb 19, 1985
- Hitachi, Ltd.
- Kanji Kubo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data shunting and recovering device
- Patent number 4,385,365
- Issue date May 24, 1983
- Hitachi, Ltd.
- Masahiro Hashimoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data processing apparatus having diagnosis function
- Patent number 4,335,425
- Issue date Jun 15, 1982
- Hitachi, Ltd.
- Humio Goto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multiple virtual storage control system
- Patent number 4,326,248
- Issue date Apr 20, 1982
- Hitachi, Ltd.
- Mamoru Hinai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
General purpose data processing apparatus for processing vector ins...
- Patent number 4,172,287
- Issue date Oct 23, 1979
- Hitachi, Ltd.
- Shun Kawabe
- G06 - COMPUTING CALCULATING COUNTING