Granted Patent
Utility
US 5,438,440 · App. 08/006,008
Holographic code division multiple access
Inventors:
Eung Gi Paek, Jawad A. Salehi
Patented Case
View Patent ↗
Granted: Aug 1, 1995
Filed: Jan 15, 1993
Inventors
Eung Gi Paek
Jawad A. Salehi
Assignee (at issue)
Bell Communications Research, 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.