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Fukuoka, JP
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last 30 patents
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Patent Grant
Multi-functional material with photocatalytic functions and method...
Patent number
6,294,246
Issue date
Sep 25, 2001
Toto Ltd.
Toshiya Watanabe
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Multi-functional material with photocatalytic functions and method...
Patent number
6,294,247
Issue date
Sep 25, 2001
Toto Ltd.
Toshiya Watanabe
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Multi-functional material with photocatalytic functions and method...
Patent number
6,268,050
Issue date
Jul 31, 2001
Toto Ltd.
Toshiya Watanabe
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Multi-functional material with photocatalytic functions and method...
Patent number
6,210,779
Issue date
Apr 3, 2001
Toto Ltd.
Toshiya Watanabe
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Multi-functional material with photocatalytic functions and method...
Patent number
6,027,797
Issue date
Feb 22, 2000
Toto Ltd.
Toshiya Watanabe
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Antimicrobial solid material, process for producing the same, and m...
Patent number
5,961,843
Issue date
Oct 5, 1999
Toto Ltd.
Makoto Hayakawa
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Multi-functional material with photocalytic functions and method of...
Patent number
5,853,866
Issue date
Dec 29, 1998
Toto Ltd.
Toshiya Watanabe
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES