Sumio Takatsu

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Patents Grantslast 30 patents

Information Patent Grant
Pneumatic tire including two grooves and two rubber parts
- Patent number 5,810,953
- Issue date Sep 22, 1998
- Sumitomo Rubber Industries, Ltd.
- Masatoshi Tanaka
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Rubber composition and its application
- Patent number 5,208,273
- Issue date May 4, 1993
- Sumitomo Rubber Industries, Limited
- Sumio Takatsu
- B60 - VEHICLES IN GENERAL