Granted Patent
Utility
US 5,461,252 · App. 08/391,833
Semiconductor device comprising an over-temperature detection element for detecting excessive temperature of amplifiers
Inventors:
Hideaki Nakura, Masami Yokozawa, Kazuhiko Tsubaki, Masasuke Yoshimura
Patented Case
View Patent ↗
Granted: Oct 24, 1995
Filed: Feb 17, 1995
Inventors
Hideaki Nakura
Masami Yokozawa
Kazuhiko Tsubaki
Masasuke Yoshimura
Assignee (at issue)
SUMITOMO ELECTRIC INDUSTRIES, LTD.
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.