Granted Patent
Utility
US 4,678,950 · App. 06/609,177
Output circuit having an improved protecting circuit
Inventor:
Kenjiro Mitake
Patented Case
View Patent ↗
Granted: Jul 7, 1987
Filed: May 11, 1984
Inventor
Kenjiro Mitake
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.