Takahiko Tsurumaki

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Patents Grantslast 30 patents

Information Patent Grant
Sheet member and production method of sheet member
- Patent number 11,639,072
- Issue date May 2, 2023
- Takahiko Tsurumaki
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method for manufacturing laminated film and laminated film
- Patent number 8,968,504
- Issue date Mar 3, 2015
- Shinmarutokushushigyo Co., Ltd.
- Takahiko Tsurumaki
- B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR MANUFACTURING LAMINATED FILM AND LAMINATED FILM
- Publication number 20140220307
- Publication date Aug 7, 2014
- SHINMARUTOKUSHUSHIGYO CO., LTD.
- Takahiko Tsurumaki
- B32 - LAYERED PRODUCTS