Granted Patent
Utility
US 6,414,658 · App. 09/457,008
Method for driving a plasma display panel
Inventor:
Tsutomu Tokunaga
Patented Case
View Patent ↗
Granted: Jul 2, 2002
Filed: Dec 8, 1999
Inventor
Tsutomu Tokunaga
Assignee (at issue)
PIONEER 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.