Granted Patent
Utility
US 5,702,070 · App. 08/531,133
Apparatus and method using relative GPS positioning for aircraft precision approach and landing
Inventor:
James D. Waid
Patented Case
View Patent ↗
Granted: Dec 30, 1997
Filed: Sep 20, 1995
Inventor
James D. Waid
Assignee (at issue)
E-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.