Granted Patent
Utility
US 6,317,034 · App. 09/293,325
Alarm sensor multiplexing
Inventors:
Darrell E. Issa, Jerry W. Birchfield
Patented Case
View Patent ↗
Granted: Nov 13, 2001
Filed: Apr 16, 1999
Inventors
Darrell E. Issa
Jerry W. Birchfield
Assignee (at issue)
DETECTOR ELECTRONICS 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.