Columbia Water Holdings, Inc.

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Lynnwood, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for treatment of a wastewater stream containing dissolved co...
- Patent number 11,286,190
- Issue date Mar 29, 2022
- Columbia Water Holdings, Inc.
- Benjamin Roberts
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for treatment of a wastewater stream containing dissolved co...
- Patent number 10,669,179
- Issue date Jun 2, 2020
- Columbia Water Holdings, Inc.
- Benjamin Roberts
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR REMOVING UNWANTED DISSOLVED CHEMICALS FROM...
- Publication number 20160145133
- Publication date May 26, 2016
- Columbia Water Holdings, Inc.
- Benjamin Roberts
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Trademarklast 30 trademarks