Granted Patent
Utility
US 5,235,232 · App. 07/578,032
Adjustable-output electrical energy source using light-emitting polymer
Inventors:
Jerry J. Conley, Gary B. Mortensen
Patented Case
View Patent ↗
Granted: Aug 10, 1993
Filed: Sep 4, 1990
Inventors
Jerry J. Conley
Gary B. Mortensen
Assignee (at issue)
E.F. Johnson Company
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.