Granted Patent
Utility
US 6,307,200 · App. 09/266,137
Passive infrared sensor apparatus and method with DC offset compensation
Inventors:
Keith D. Kuhnly, Paul G. Saldin, Robert E. Brunius
Patented Case
View Patent ↗
Granted: Oct 23, 2001
Filed: Mar 10, 1999
Inventors
Keith D. Kuhnly
Paul G. Saldin
Robert E. Brunius
Assignee (at issue)
Interactive Technologies, 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.