Kiyoshi Tomioka

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Hiratsuka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of fitting pneumatic tires for wet and dry road conditions
- Patent number 5,211,779
- Issue date May 18, 1993
- The Yokohama Rubber Co., Ltd.
- Kiyoshi Tomioka
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Pneumatic tire having chamfered tread blocks
- Patent number 5,109,903
- Issue date May 5, 1992
- Yokohama Rubber Co. Ltd.
- Susumu Watanabe
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Pneumatic tire
- Patent number 5,105,864
- Issue date Apr 21, 1992
- The Yokohama Rubber Co., Ltd.
- Susumu Watanabe
- B60 - VEHICLES IN GENERAL