Granted Patent
Utility
US 5,864,245 · App. 08/730,603
Output circuit with overvoltage protection
Inventor:
Seiichi Watarai
Patented Case
View Patent ↗
Granted: Jan 26, 1999
Filed: Oct 15, 1996
Inventor
Seiichi Watarai
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.