Granted Patent
Utility
US 5,715,218 · App. 08/640,185
Pickup control method and apparatus, and disk unit with gain control during power save mode
Inventor:
Toru Ikeda
Patented Case
View Patent ↗
Granted: Feb 3, 1998
Filed: Apr 30, 1996
Inventor
Toru Ikeda
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.