Granted Patent
Utility
US 4,645,948 · App. 06/656,343
Field effect transistor current source
Inventors:
Bernard L. Morris, Jeffrey J. Nagy, Lawrence A. Walter
Patented Case
View Patent ↗
Granted: Feb 24, 1987
Filed: Oct 1, 1984
Inventors
Bernard L. Morris
Jeffrey J. Nagy
Lawrence A. Walter
Assignee (at issue)
AT&T Bell Laboratories
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.