William A. Koch

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Pomona, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Solids mixing, storing and conveying system for use with a furnace...
- Patent number 5,580,171
- Issue date Dec 3, 1996
- John C. Lim
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method and apparatus for single crystal silicon production
- Patent number 5,314,667
- Issue date May 24, 1994
- John C. Lim
- C30 - CRYSTAL GROWTH