Granted Patent
Utility
US 5,828,356 · App. 07/978,225
Plasma display gray scale drive system and method
Inventor:
Ray A. Stoller
Patented Case
View Patent ↗
Granted: Oct 27, 1998
Filed: Nov 19, 1992
Inventor
Ray A. Stoller
Assignee (at issue)
PHOTONIC SYSTEMS, 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.