Yugen Kaisha Koshinsha

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of damping railroad noise and railroad noise damping members
- Patent number 6,402,044
- Issue date Jun 11, 2002
- Yugen Kaisha Koshinsha
- Shozaburo Sato
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Golf putter
- Patent number 5,769,736
- Issue date Jun 23, 1998
- Yugen Kaisha Koshinsha
- Shozaburo Sato
- A63 - SPORTS GAMES AMUSEMENTS

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