Akitoshi Oota

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Takasago-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Diamondlike carbon hard multilayer film formed body and method for...
- Patent number 8,808,858
- Issue date Aug 19, 2014
- Kobe Steel, Ltd.
- Koichiro Akari
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
DIAMONDLIKE CARBON HARD MULTILAYER FILM FORMED BODY AND METHOD FOR...
- Publication number 20090250338
- Publication date Oct 8, 2009
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Koichiro AKARI
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
DIAMONDLIKE CARBON HARD MULTILAYER FILM FORMED BODY AND METHOD FOR...
- Publication number 20070054125
- Publication date Mar 8, 2007
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Koichiro AKARI
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...