Granted Patent
Utility
US 4,856,012 · App. 07/081,662
Apparatus for controlling light output of a pulse-excited laser oscillator
Inventor:
Hiroo Takenaka
Patented Case
View Patent ↗
Granted: Aug 8, 1989
Filed: Aug 4, 1987
Inventor
Hiroo Takenaka
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.