Koji Yoshida

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Bat used for baseball or softball
- Patent number 8,007,381
- Issue date Aug 30, 2011
- Nippon Shaft Co., Ltd
- Makoto Watari
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Bat used for baseball or softball
- Publication number 20080070726
- Publication date Mar 20, 2008
- NIPPON SHAFT CO., LTD.
- Makoto Watari
- A63 - SPORTS GAMES AMUSEMENTS