Granted Patent
Utility
US 5,394,283 · App. 07/974,419
Disk storage drive having a rotor mounted with a plurality of bearing
Inventors:
Helmut Hans, Jurgen Oelsch
Patented Case
View Patent ↗
Granted: Feb 28, 1995
Filed: Nov 12, 1992
Inventors
Helmut Hans
Jurgen Oelsch
Assignee (at issue)
Papst Licensing GmbH
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.