Granted Patent
Utility
US 5,604,616 · App. 08/415,901
Dual function electro-optical display device exhibiting a bistable image or a fugitive image depending the applied voltage
Inventors:
Patrick Dunn, Thomas J. Swirbel
Patented Case
View Patent ↗
Granted: Feb 18, 1997
Filed: Apr 3, 1995
Inventors
Patrick Dunn
Thomas J. Swirbel
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.