Granted Patent
Utility
US 5,408,951 · App. 08/095,759
Method for growing silicon crystal
Inventor:
Akiteru Tamida
Patented Case
View Patent ↗
Granted: Apr 25, 1995
Filed: Jul 21, 1993
Inventor
Akiteru Tamida
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.