Kazumitsu Iwamura

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Kobe, JP

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Patents Grantslast 30 patents

Information Patent Grant
Pneumatic radial tire for passenger cars with specified spacing of...
- Patent number 5,186,773
- Issue date Feb 16, 1993
- Sumitomo Rubber Industries, Ltd.
- Masahiro Oku
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Pneumatic radial tire
- Patent number 4,928,742
- Issue date May 29, 1990
- Sumitomo Rubber Industries, Ltd.
- Masahiro Oku
- B60 - VEHICLES IN GENERAL