Sang-Ho Lee

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North Grafton, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for reducing elemental sulfur in gypsum products
- Patent number 9,656,876
- Issue date May 23, 2017
- CertainTeed Gypsum, Inc.
- John W. College
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Method For Reducing Elemental Sulfur In Gypsum Products
- Publication number 20170121183
- Publication date May 4, 2017
- CertainTeed Gypsum, Inc.
- John W. College
- C01 - INORGANIC CHEMISTRY