Granted Patent
Utility
US 5,113,384 · App. 07/411,706
Focus capture method for magneto-optic disk drives
Inventors:
James C. McDonald, Gregory Hofer
Patented Case
View Patent ↗
Granted: May 12, 1992
Filed: Sep 25, 1989
Inventors
James C. McDonald
Gregory Hofer
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.