Shigeru Eimaeda

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparation of paper-making hydrous silicic acid filler
- Patent number 4,790,486
- Issue date Dec 13, 1988
- Oji Paper Company, Ltd.
- Shigeru Eimaeda
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for pulping lignocellulosic material with a preoxidized alk...
- Patent number 4,764,252
- Issue date Aug 16, 1988
- Oji Paper Co., Ltd.
- Yoichi Shin
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE