Water pressure regulating means in flushing pipes

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Patents Grantslast 30 patents

Information Patent Grant
Vacuum clog toilet removal apparatus
- Patent number 11,110,494
- Issue date Sep 7, 2021
- William John Yerkes
- B08 - CLEANING
Information Patent Grant
Hydraulic energy storage mechanism and pedestal pan toilet
- Patent number 10,738,449
- Issue date Aug 11, 2020
- Guoqing Gu
- E03 - WATER SUPPLY SEWERAGE
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Volume controllable toilet flush systems and methods of use
- Patent number 10,604,922
- Issue date Mar 31, 2020
- Etash Kumar Guha
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Low flush toilet system
- Patent number 10,337,180
- Issue date Jul 2, 2019
- OT LLC
- Andrew Nathaniel Smith
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Flush water supply system for toilet stool
- Patent number 5,204,999
- Issue date Apr 27, 1993
- Toto Ltd.
- Atsuo Makita
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Flush water supply system for toilet stool
- Patent number 5,109,550
- Issue date May 5, 1992
- Toto Ltd.
- Atsuo Makita
- E03 - WATER SUPPLY SEWERAGE
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2348490
- Patent number 2,348,490
- Issue date May 9, 1944
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
2100389
- Patent number 2,100,389
- Issue date Nov 30, 1937
- E03 - WATER SUPPLY SEWERAGE