A. Dempsey McGregor

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Mena, AR, US

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Patents Grantslast 30 patents

Information Patent Grant
Holding strip for a semiconductor ingot
- Patent number 6,390,889
- Issue date May 21, 2002
- Virginia Semiconductor
- A. Dempsey McGregor
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Holding unit for semiconductor wafer sawing
- Patent number 6,367,467
- Issue date Apr 9, 2002
- Virginia Semiconductor
- A. Dempsey McGregor
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
Holding unit for semiconductor wafer sawing
- Publication number 20020033171
- Publication date Mar 21, 2002
- A. Dempsey McGregor
- B28 - WORKING CEMENT, CLAY, OR STONE