Yuko Takanashi

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Solution for treating metal surface, surface treating method, and s...
- Patent number 7,575,644
- Issue date Aug 18, 2009
- Nihon Parkerizing Co., Ltd.
- Hideki Takakuwa
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Etching method and a method of manufacturing a magnetic head
- Patent number 6,368,519
- Issue date Apr 9, 2002
- Sony Corporation
- Toru Katakura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
Solution for treating metal surface, surface treating method, and s...
- Publication number 20080008902
- Publication date Jan 10, 2008
- Hideki Takakuwa
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...