David F. Rath

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Dundas, CA

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Patents Grantslast 30 patents

Information Patent Grant
Biological wastewater treatment system containing a salt-rejecting...
- Patent number 10,407,332
- Issue date Sep 10, 2019
- TANGENT COMPANY LLC
- William C. Prior
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Method and apparatus for residential water recycling
- Patent number 9,809,479
- Issue date Nov 7, 2017
- TANGENT COMPANY LLC
- William C. Prior
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Electrochemically regenerated water deionization
- Patent number 9,724,645
- Issue date Aug 8, 2017
- TANGENT COMPANY LLC
- David Francis Rath
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Electroregeneration apparatus and water treatment method
- Patent number 8,337,686
- Issue date Dec 25, 2012
- Kinetico Incorporated
- David F. Rath
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR HIGH WATER EFFICIENCY MEMBRANE FILTRATION...
- Publication number 20210171378
- Publication date Jun 10, 2021
- Kevin Elliott
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD AND APPARATUS FOR RESIDENTIAL WATER RECYCLING
- Publication number 20180009691
- Publication date Jan 11, 2018
- Tangent Company LLC
- William C. Prior
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
ELECTROCHEMICALLY REGENERATED WATER DEIONIZATION
- Publication number 20130199931
- Publication date Aug 8, 2013
- Tangent Company LLC
- David Francis Rath
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
ELECTROREGENERATION APPARATUS AND WATER TREATMENT METHOD
- Publication number 20110042214
- Publication date Feb 24, 2011
- David F. Rath
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL