Yu-Jung Chang

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Seattle, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for removing contaminants from water using membrane filtrati...
- Patent number 6,113,792
- Issue date Sep 5, 2000
- University of Washington
- Mark M. Benjamin
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Removing contaminants from water using iron oxide coated mineral ha...
- Patent number 5,911,882
- Issue date Jun 15, 1999
- University of Washington
- Mark M. Benjamin
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Granular media for removing contaminants from water and methods for...
- Patent number 5,369,072
- Issue date Nov 29, 1994
- University of Washington
- Mark M. Benjamin
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE