Keiko Yamashita

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Gifu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Bactericides and cleaning agents for eradicating Legionella bacteria
- Patent number 6,268,326
- Issue date Jul 31, 2001
- Showa Water Industries Co., Ltd.
- Masumi Mizutani
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Bactericides and cleaning agents containing the same
- Patent number 6,172,029
- Issue date Jan 9, 2001
- Showa Water Industries Co., Ltd.
- Masumi Mizutani
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...