Granted Patent
Utility
US 5,312,764 · App. 08/068,339
Method of doping a semiconductor substrate
Inventors:
Clifford Drowley, James A. Teplik, Erik Egan
Patented Case
View Patent ↗
Granted: May 17, 1994
Filed: May 28, 1993
Inventors
Clifford Drowley
James A. Teplik
Erik Egan
Assignee (at issue)
Motorola, 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.