Granted Patent
Utility
US 5,341,255 · App. 08/134,485
Disc drive head positioning servo system with coherent adjacent track magnetic patterns
Inventors:
James A. Starr, Norman R. Sneddon
Patented Case
View Patent ↗
Granted: Aug 23, 1994
Filed: Oct 12, 1993
Inventors
James A. Starr
Norman R. Sneddon
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.