Granted Patent
Utility
US 5,141,887 · App. 07/687,192
Low voltage, deep junction device and method
Inventors:
Hang M. Liaw, Frank S. d'Aragona, Raymond M. Roop, Dennis R. Olsen
Patented Case
View Patent ↗
Granted: Aug 25, 1992
Filed: Apr 17, 1991
Inventors
Hang M. Liaw
Frank S. d'Aragona
Raymond M. Roop
Dennis R. Olsen
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.