Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Frost sensor

Frost sensor

US Patent 4404852 · Granted Sep 20, 1983

Estimated economic value: $70,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Packaging container2018
Tetrahedral shape packaging container and a tetrahedral shape packaging containe2015
Packaging container2014
Liquid preparation2013
Packaging container2013
Semiconductor device, semiconductor integrated circuit, and method for manufactu2003
Method and apparatus of correcting superfluous curing thickness of optical model1999
High power transistor with contact plugs extended from collectors through a subs1998
Waveform displaying method and waveform analyzing apparatus1996
Power matching network comprising an intermediate transmission line between a tr1994
Phase change optical disk and method for using the same1994
Optical information recording method and apparatus and recording medium used the1992