Granted Patent
Utility
US 5,882,402 · App. 08/939,802
Method for controlling growth of a silicon crystal
Inventor:
Robert H. Fuerhoff
Patented Case
View Patent ↗
Granted: Mar 16, 1999
Filed: Sep 30, 1997
Inventor
Robert H. Fuerhoff
Assignee (at issue)
MEMC Electronic Materials, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.