Granted Patent
Utility
US 6,580,406 · App. 10/107,057
Power controlling circuit in plasma display unit and method of controlling power in the same
Inventor:
Takuya Watanabe
Patented Case
View Patent ↗
Granted: Jun 17, 2003
Filed: Mar 28, 2002
Inventor
Takuya Watanabe
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.