Takeshi Ookawa

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Inuyama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Multilayer film
- Patent number 11,613,617
- Issue date Mar 28, 2023
- Toyobo Co., Ltd.
- Atsushi Yamazaki
- B32 - LAYERED PRODUCTS
Information Patent Grant
Gas-barrier multilayer film
- Patent number 9,605,122
- Issue date Mar 28, 2017
- Toyo Boseki Kabushiki Kaisha
- Youji Takatsu
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
MULTILAYER FILM
- Publication number 20130260144
- Publication date Oct 3, 2013
- TOYOBO CO., LTD.
- Atsushi Yamazaki
- B32 - LAYERED PRODUCTS
Information Patent Application
GAS-BARRIER MULTILAYER FILM
- Publication number 20120128956
- Publication date May 24, 2012
- TOYO BOSEKI KABUSHIKI KAISHA
- Youji Takatsu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...