Atushi Kitamura

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Kita-kyushu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Photocatalytic air treatment process under room light
- Patent number 6,139,803
- Issue date Oct 31, 2000
- Toto Co., Ltd.
- Toshiya Watanabe
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Photocatalytic air treatment process under room light
- Patent number 5,874,701
- Issue date Feb 23, 1999
- Toto Co., Ltd.
- Toshiya Watanabe
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE