Granted Patent
Utility
US 5,486,957 · App. 08/252,304
Disk drive with rectifier circuit for parking the head carriers on power down
Inventor:
Thomas R. Albrecht
Patented Case
View Patent ↗
Granted: Jan 23, 1996
Filed: Jun 1, 1994
Inventor
Thomas R. Albrecht
Assignee (at issue)
International Business Machines 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.