Granted Patent
Utility
US 6,203,194 · App. 09/180,811
Thermopile sensor for radiation thermometer or motion detector
Inventors:
Frank Beerwerth, Bernhard Kraus
Patented Case
View Patent ↗
Granted: Mar 20, 2001
Filed: Nov 16, 1998
Inventors
Frank Beerwerth
Bernhard Kraus
Assignee (at issue)
The Braun 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.