Ryoji Kammori

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Higashiosaka-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polarizing molded article and process for preparing the same
- Patent number 7,318,960
- Issue date Jan 15, 2008
- Yamamoto Kogaku Co., Ltd
- Tamenobu Yamamoto
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Polarizing molded article and process for preparing the same
- Publication number 20020084023
- Publication date Jul 4, 2002
- Tamenobu Yamamoto
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL