Granted Patent
Utility
US 4,718,054 · App. 06/869,012
Servo error write blanking circuit for an optical recording disk
Inventors:
David L. Schell, Henk A. Van der Put, Johannes J. Verboom
Patented Case
View Patent ↗
Granted: Jan 5, 1988
Filed: May 28, 1986
Inventors
David L. Schell
Henk A. Van der Put
Johannes J. Verboom
Assignee (at issue)
Laser Magnetic Storage International Company
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.