Granted Patent
Utility
US 6,249,392 · App. 09/078,179
Head instability detection method and apparatus
Inventors:
Alexei H. Sacks, Timothy F. Ellis
Patented Case
View Patent ↗
Granted: Jun 19, 2001
Filed: May 13, 1998
Inventors
Alexei H. Sacks
Timothy F. Ellis
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.