Granted Patent
Utility
US 6,734,784 · App. 09/656,160
Zero crossing based powerline pulse position modulated communication system
Inventor:
Marshall E. Lester
Patented Case
View Patent ↗
Granted: May 11, 2004
Filed: Sep 6, 2000
Inventor
Marshall E. Lester
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.