Kosaku Tsuji

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Aqueous pigment dispersion for light-shielding paper
- Patent number 5,856,398
- Issue date Jan 5, 1999
- Toyo Ink Manufacturing Co., Ltd.
- Tetsuro Oizumi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE