Norifumi Watanabe

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Recording material and method of recording
- Patent number 8,461,075
- Issue date Jun 11, 2013
- Toyo Ink Mfg. Co., Ltd.
- Norifumi Watanabe
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Recording Material and Method of Recording
- Publication number 20080113861
- Publication date May 15, 2008
- Tokyo Ink Mfg. Co., Ltd.
- Norifumi Watanabe
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL