Granted Patent
Utility
US 5,317,334 · App. 07/800,575
Method for driving a plasma dislay panel
Inventor:
Yoshio Sano
Patented Case
View Patent ↗
Granted: May 31, 1994
Filed: Nov 27, 1991
Inventor
Yoshio Sano
Assignee (at issue)
NEC CORPORATION
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.