Granted Patent
Utility
US 5,016,342 · App. 07/373,762
Method of manufacturing ultra small track width thin film transducers
Inventors:
Raghavan K. Pisharody, Beverley R. Gooch
Patented Case
View Patent ↗
Granted: May 21, 1991
Filed: Jun 30, 1989
Inventors
Raghavan K. Pisharody
Beverley R. Gooch
Assignee (at issue)
Ampex Corporation
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.