Granted Patent
Utility
US 5,825,181 · App. 08/831,070
Multi-impact thermal asperity sensor head
Inventors:
Mark J. Schaenzer, Zine-Eddine Boutaghou, Subrahmanyan Nagarajan, Ramesh Sundram
Patented Case
View Patent ↗
Granted: Oct 20, 1998
Filed: Apr 1, 1997
Inventors
Mark J. Schaenzer
Zine-Eddine Boutaghou
Subrahmanyan Nagarajan
Ramesh Sundram
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.