Granted Patent
Utility
US 6,476,990 · App. 09/477,229
General purpose digital read channel architecture
Inventor:
Douglas C. Hansen
Patented Case
View Patent ↗
Granted: Nov 5, 2002
Filed: Jan 4, 2000
Inventor
Douglas C. Hansen
Assignee (at issue)
Storage Technology 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.