Granted Patent
Utility
US 4,757,214 · App. 06/830,799
Pulse generator circuit
Inventor:
Yasuo Kobayashi
Patented Case
View Patent ↗
Granted: Jul 12, 1988
Filed: Feb 19, 1986
Inventor
Yasuo Kobayashi
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.