Granted Patent
Utility
US 6,819,517 · App. 10/151,771
Disc drive servo track writer gas leak detector and method
Inventors:
Louis J. Fioravanti, John J. Freeman
Patented Case
View Patent ↗
Granted: Nov 16, 2004
Filed: May 20, 2002
Inventors
Louis J. Fioravanti
John J. Freeman
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.