Hitoshi Yamamoto

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Chuo-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Activated clay particles having similar shapes, method for producti...
- Patent number 6,602,816
- Issue date Aug 5, 2003
- Mizusawa Industrial Chemicals Ltd
- Masashi Hatano
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Method of producing activated clay for treating aromatic hydrocarbons
- Patent number 6,120,595
- Issue date Sep 19, 2000
- Mizusawa Industrial Chemicals, Ltd.
- Seiji Kojima
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL