Granted Patent
Utility
US 4,618,846 · App. 06/680,028
Data coding
Inventors:
Peter F. Ross, Ian W. Rodgers, Rupert Leslie Alexander Goodings
Patented Case
View Patent ↗
Granted: Oct 21, 1986
Filed: Dec 10, 1984
Inventors
Peter F. Ross
Ian W. Rodgers
Rupert Leslie Alexander Goodings
Assignee (at issue)
Crosfield Electronics 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.