Granted Patent
Utility
US 5,400,964 · App. 08/158,555
Infra-red comfort sensor
Inventor:
Ronald D. Freiberger
Patented Case
View Patent ↗
Granted: Mar 28, 1995
Filed: Nov 29, 1993
Inventor
Ronald D. Freiberger
Assignee (at issue)
DELCO 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.