James N. Highfill

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St. Louis, MO, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for processing sapphire
- Patent number 9,682,495
- Issue date Jun 20, 2017
- GTAT Corporation
- James N. Highfill
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR PROCESSING SAPPHIRE
- Publication number 20150090245
- Publication date Apr 2, 2015
- GT Crystal Systems, LLC
- James N. Highfill
- B28 - WORKING CEMENT, CLAY, OR STONE