Granted Patent
Utility
US 6,215,428 · App. 09/170,944
Differential non-linearity correction scheme
Inventor:
Eric R. Fossum
Patented Case
View Patent ↗
Granted: Apr 10, 2001
Filed: Oct 13, 1998
Inventor
Eric R. Fossum
Assignee (at issue)
Photobit 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.