Granted Patent
Utility
US 4,620,200 · App. 06/780,667
Scan beam velocity-compensation recording system
Inventor:
Nobutaka Fukai
Patented Case
View Patent ↗
Granted: Oct 28, 1986
Filed: Sep 26, 1985
Inventor
Nobutaka Fukai
Assignee (at issue)
Fujitsu Limited
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.