Granted Patent
Utility
US 6,208,480 · App. 09/172,693
Circuit and method for maintaining a rotation position reference on a disc drive with a staggered servo format
Inventor:
Stephen C. Tigner
Patented Case
View Patent ↗
Granted: Mar 27, 2001
Filed: Oct 14, 1998
Inventor
Stephen C. Tigner
Assignee (at issue)
Seagate Technology LLC
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.