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Tsukada Ryoichi
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Kitakyushu-shi Fukuoka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Flush toilet
Patent number
6,795,982
Issue date
Sep 28, 2004
Toto Ltd.
Shimbara Noboru
E03 - WATER SUPPLY SEWERAGE
Information
Patent Grant
High performance flush toilet
Patent number
5,983,413
Issue date
Nov 16, 1999
Toto Ltd.
Ryosuke Hayashi
E03 - WATER SUPPLY SEWERAGE
Information
Patent Grant
Low flush volume toilet
Patent number
5,926,863
Issue date
Jul 27, 1999
Toto Ltd.
Kinya Arita
E03 - WATER SUPPLY SEWERAGE
Information
Patent Grant
Automatically operating valve for regulating water flow and faucet...
Patent number
5,085,399
Issue date
Feb 4, 1992
Toto Ltd.
Osamu Tsutsui
G05 - CONTROLLING REGULATING
Information
Patent Grant
Automatically operating valve for regulating water flow and faucet...
Patent number
4,971,106
Issue date
Nov 20, 1990
Toto, Ltd.
Osamu Tsutsui
G05 - CONTROLLING REGULATING
Information
Patent Grant
Automatically operating valve for regulating water flow and faucet...
Patent number
4,967,794
Issue date
Nov 6, 1990
Toto Ltd.
Osamu Tsutsui
G05 - CONTROLLING REGULATING
Information
Patent Grant
Automatically operating valve for regulating water flow and faucet...
Patent number
4,955,535
Issue date
Sep 11, 1990
Toto Ltd.
Osamu Tsutsui
G05 - CONTROLLING REGULATING
Patents Applications
last 30 patents
Information
Patent Application
Flush toilet
Publication number
20030101509
Publication date
Jun 5, 2003
Shimbara Noburu
E03 - WATER SUPPLY SEWERAGE