Granted Patent
Utility
US 5,257,155 · App. 07/749,020
Short-circuit proof field effect transistor
Inventors:
Stephen P. Robb, Robert E. Rutter
Patented Case
View Patent ↗
Granted: Oct 26, 1993
Filed: Aug 23, 1991
Inventors
Stephen P. Robb
Robert E. Rutter
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.