Granted Patent
Utility
US 6,091,564 · App. 09/071,390
Disk drive with calibration bursts that are recorded on a spiral and method of recording the same
Inventors:
Raffi Codilian, Timothy Elliott
Patented Case
View Patent ↗
Granted: Jul 18, 2000
Filed: Apr 30, 1998
Inventors
Raffi Codilian
Timothy Elliott
Assignee (at issue)
Western Digital
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.