Granted Patent
Utility
US 5,808,487 · App. 08/756,050
Multi-directional small signal transceiver/repeater
Inventor:
Richard S. Roy
Patented Case
View Patent ↗
Granted: Sep 15, 1998
Filed: Nov 26, 1996
Inventor
Richard S. Roy
Assignee (at issue)
Hitachi Micro Systems, Inc.
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.