Granted Patent
Utility
US 4,658,240 · App. 06/607,736
Apparatus for converting data between analog and digital values
Inventor:
James A. Bixby
Patented Case
View Patent ↗
Granted: Apr 14, 1987
Filed: May 7, 1984
Inventor
James A. Bixby
Assignee (at issue)
Brooktree 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.