Kazumasa Hagiwara

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Reinforced air bladder for safety tire
- Patent number 7,770,620
- Issue date Aug 10, 2010
- Bridgestone Corporation
- Yoshihide Kouno
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Reinforced Air Bladder for Safety Tire
- Publication number 20080023117
- Publication date Jan 31, 2008
- Bridgestone Corporation
- Yoshihide Kouno
- B60 - VEHICLES IN GENERAL
Information Patent Application
Assembly of tire and rim, and tire
- Publication number 20070144647
- Publication date Jun 28, 2007
- Bridgestone Corporation
- Ken Masaoka
- B60 - VEHICLES IN GENERAL
Information Patent Application
Assembly of tire and rim, and tire
- Publication number 20050011599
- Publication date Jan 20, 2005
- Ken Masaoka
- B60 - VEHICLES IN GENERAL