Ryo Nakajima

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Processing solution for forming hexavalent chromium free, black con...
- Patent number 9,057,133
- Issue date Jun 16, 2015
- Dipsol Chemicals Co., Ltd.
- Manabu Inoue
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
PROCESSING SOLUTION FOR FORMING HEXAVALENT CHROMIUM FREE, BLACK CON...
- Publication number 20090178734
- Publication date Jul 16, 2009
- DIPSOL CHEMICALS CO., LTD.
- Manabu Inoue
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Processing solution for forming hexavalent chromium free, black con...
- Publication number 20050109426
- Publication date May 26, 2005
- DIPSOL CHEMICALS CO., LTD.
- Manabu Inoue
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...