Granted Patent
Utility
US 4,762,391 · App. 06/894,792
Graphic input device and method including a fiber optic bundle with electronic means for improving images
Inventor:
George D. Margolin
Patented Case
View Patent ↗
Granted: Aug 9, 1988
Filed: Aug 8, 1986
Inventor
George D. Margolin
Assignee (at issue)
Photon Devices, Ltd.
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.