Granted Patent
Utility
US 5,153,835 · App. 07/498,041
Fail safe device for temperature sensor
Inventors:
Toru Hashimoto, Masashi Chino, Akira Takahashi
Patented Case
View Patent ↗
Granted: Oct 6, 1992
Filed: Mar 22, 1990
Inventors
Toru Hashimoto
Masashi Chino
Akira Takahashi
Assignee (at issue)
MITSUBISHI JIDOSHA KOGYO KABUSHIKI KAISHA
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.