Tsutomu Ishii

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Matsudo-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Disk drive and computer
- Patent number 7,076,649
- Issue date Jul 11, 2006
- Renesas Technology Corp.
- Mitsuo Hagiwara
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Control rod guide tube cleaning apparatus in nuclear reactor
- Patent number 6,473,481
- Issue date Oct 29, 2002
- Hitachi, Ltd.
- Tsutomu Ishii
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Disk drive computer with programmable nonvolatile memory capable of...
- Patent number 6,393,561
- Issue date May 21, 2002
- Hitachi, Ltd.
- Mitsuo Hagiwara
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Disk drive and computer
- Publication number 20040186952
- Publication date Sep 23, 2004
- Hitachi, Ltd.
- Mitsuo Hagiwara
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Control rod guide tube cleaning apparatus in nuclear reactor
- Publication number 20020101954
- Publication date Aug 1, 2002
- Tsutomu Ishii
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
Disk drive and computer
- Publication number 20020059515
- Publication date May 16, 2002
- Hitachi, Ltd.
- Mitsuo Hagiwara
- G06 - COMPUTING CALCULATING COUNTING