Tomoyoshi Hakamata

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing unsaturated carboxylic acid-modified vinyl alc...
- Patent number 8,809,490
- Issue date Aug 19, 2014
- Tohcello Co., Ltd.
- Kou Tsurugi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Gas-barrier film, gas-barrier layered body, and process for produci...
- Patent number 8,703,298
- Issue date Apr 22, 2014
- Tohcello Co., Ltd.
- Osamu Nakamura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Gas barrier film, gas barrier laminate and method for manufacturing...
- Patent number 8,097,345
- Issue date Jan 17, 2012
- Tohcello Co., Ltd.
- Tomoyoshi Hakamata
- B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

Information Patent Application
PACKAGING FILM, PACKAGE, AND METHOD OF MANUFACTURING LAMINATED FILM
- Publication number 20220227555
- Publication date Jul 21, 2022
- MITSUI CHEMICALS TOHCELLO, INC.
- Keiichi YAMAMOTO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PRODUCING UNSATURATED CARBOXYLIC ACID-MODIFIED VINYL ALC...
- Publication number 20090324836
- Publication date Dec 31, 2009
- TOHCELLO CO., LTD.
- Kou Tsurugi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
GAS BARRIER FILM, GAS BARRIER LAMINATE AND METHOD FOR MANUFACTURING...
- Publication number 20090269592
- Publication date Oct 29, 2009
- TOHCELLO CO., LTD.
- Tomoyoshi Hakamata
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Gas-Barrier Film, Gas-Barrier Layered Body, And Process For Produci...
- Publication number 20080262179
- Publication date Oct 23, 2008
- TOHCELLO CO., LTD.
- Osamu Nakamura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...