Hiroshi Tanaka

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Fukuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Adjustable trap for a toilet stool
- Patent number 6,108,826
- Issue date Aug 29, 2000
- Toto Ltd.
- Ryosuke Hayashi
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Connecting apparatus for a toilet and a drainpipe
- Patent number 5,819,326
- Issue date Oct 13, 1998
- Toto Ltd.
- Hiroshi Kobayashi
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Automatic faucet
- Patent number 5,224,509
- Issue date Jul 6, 1993
- Toto Ltd.
- Hiroshi Tanaka
- E03 - WATER SUPPLY SEWERAGE