Granted Patent
Utility
US 6,122,128 · App. 09/045,702
Using rotational velocity to detect scanner cleaning in magnetic tape drive
Inventor:
Edward V. Byrne
Patented Case
View Patent ↗
Granted: Sep 19, 2000
Filed: Mar 23, 1998
Inventor
Edward V. Byrne
Assignee (at issue)
Exabyte Coroproation
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.