Tamihito Kawahigashi

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Hitachinaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Aluminum nitride sintered body and substrate for electronic devices
- Patent number 6,953,761
- Issue date Oct 11, 2005
- Hitachi, Ltd.
- Shigeru Tanaka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Continuous hot dipping apparatus and slide bearing structure thereof
- Patent number 5,718,519
- Issue date Feb 17, 1998
- Hitachi, Ltd.
- Takahiko Ookouchi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Slide structure and continuous hot dipping apparatus having slide s...
- Patent number 5,711,613
- Issue date Jan 27, 1998
- Hitachi, Ltd.
- Takahiko Ookouchi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Continuous hot dipping apparatus and slide bearing structure therefor
- Patent number 5,571,327
- Issue date Nov 5, 1996
- Hitachi, Ltd.
- Takahiko Ookouchi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Continuous hot dipping apparatus and slide bearing structure therefor
- Patent number 5,538,558
- Issue date Jul 23, 1996
- Hitachi, Ltd.
- Takahiko Ookouchi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
Aluminum nitride sintered body and substrate for electronic devices
- Publication number 20040126598
- Publication date Jul 1, 2004
- Hitachi, Ltd.
- Shigeru Tanaka
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES