Kazuhiro Yoshida

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and system for inspection of inside of nuclear reactor vessel
- Patent number 4,311,556
- Issue date Jan 19, 1982
- Hitachi, Ltd.
- Taro Iwamoto
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Apparatus for inspecting pipes in a plant
- Patent number 4,255,762
- Issue date Mar 10, 1981
- Hitachi, Ltd.
- Kiyoo Takeyasu
- G02 - OPTICS