Akikazu Yamamoto

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Water softening device
- Patent number 6,926,835
- Issue date Aug 9, 2005
- Kurita Water Industries, Ltd.
- Hiroshi Iizuka
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
Packing material, flexible container, method of forming flexible co...
- Publication number 20040253418
- Publication date Dec 16, 2004
- Mitsuru Nozue
- B32 - LAYERED PRODUCTS
Information Patent Application
Water softening device
- Publication number 20020017495
- Publication date Feb 14, 2002
- Hiroshi Iizuka
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL