Granted Patent
Utility
US 4,864,536 · App. 06/870,877
Optical memory system and method of using the same
Inventor:
Joseph Lindmayer
Patented Case
View Patent ↗
Granted: Sep 5, 1989
Filed: Jun 5, 1986
Inventor
Joseph Lindmayer
Assignee (at issue)
QUANEX 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.