Granted Patent
Utility
US 5,726,821 · App. 08/577,606
Programmable preamplifier unit with serial interface for disk data storage device using MR heads
Inventors:
Robert L. Cloke, David Price Turner, Robert E. Caddy, Jr., Michael R. Spaur
Patented Case
View Patent ↗
Granted: Mar 10, 1998
Filed: Dec 22, 1995
Inventors
Robert L. Cloke
David Price Turner
Robert E. Caddy, Jr.
Michael R. Spaur
Assignee (at issue)
Western Digital
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.