Masafumi Kawashima

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for forming carved groove of green tire
- Patent number 6,951,235
- Issue date Oct 4, 2005
- Bridgestone Corporation
- Masafumi Kawashima
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for forming carved groove of green tire
- Publication number 20020035908
- Publication date Mar 28, 2002
- Bridgestone Corporation
- Masafumi Kawashima
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL