Nobuhisa Kawai

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Joint for joining hydrogen gas running route-forming members and po...
- Patent number 7,837,935
- Issue date Nov 23, 2010
- Riken Keiki Co., Ltd.
- Haruhiko Kondo
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Joint for joining hydrogen gas running route-forming members and po...
- Publication number 20060228266
- Publication date Oct 12, 2006
- Riken Keiki Co., Ltd.
- Haruhiko Kondo
- G01 - MEASURING TESTING