Granted Patent
Utility
US 5,533,015 · App. 08/255,850
Transmission system comprising at least two subscriber devices exchanging information signals in the simplex of half-duplex mode
Inventors:
Pierre Makowski, Remi Sfez, Yvon Guedes
Patented Case
View Patent ↗
Granted: Jul 2, 1996
Filed: Jun 8, 1994
Inventors
Pierre Makowski
Remi Sfez
Yvon Guedes
Assignee (at issue)
U.S. Philips 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.