Granted Patent
Utility
US 4,479,784 · App. 06/239,942
Eye line-of-sight responsive wide angle visual system
Inventors:
Richard B. Mallinson, Richard A. Mecklenborg, David L. Peters, Kadam S. Lakshminarayanasetty
Patented Case
View Patent ↗
Granted: Oct 30, 1984
Filed: Mar 3, 1981
Inventors
Richard B. Mallinson
Richard A. Mecklenborg
David L. Peters
Kadam S. Lakshminarayanasetty
Assignee (at issue)
The Singer Company 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.