Granted Patent
Utility
US 5,276,569 · App. 07/721,044
Spindle controller with startup correction of disk position
Inventor:
William F. Even
Patented Case
View Patent ↗
Granted: Jan 4, 1994
Filed: Jun 26, 1991
Inventor
William F. Even
Assignee (at issue)
Digital Equipment 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.