Granted Patent
Utility
US 5,886,844 · App. 08/974,853
Magnetic disk apparatus and read waveform equalizing method using stored tap coefficients for a transversal filter
Inventor:
Shoichi Shimizu
Patented Case
View Patent ↗
Granted: Mar 23, 1999
Filed: Nov 20, 1997
Inventor
Shoichi Shimizu
Assignee (at issue)
Fujitsu Limited
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.