Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Cooling fan controlling apparatus for vehicle with air conditioner

Cooling fan controlling apparatus for vehicle with air conditioner

US Patent 4930320 · Granted Jun 5, 1990

Estimated economic value: $116,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Process for producing optically active chromene derivative2002
Controller for cylinder cut-off type internal combustion engine2002
Triazolylthiomethylthio cephalosporin hydrochhloride, its crystalline hydrate an1995
Intake system in multi-cylinder type internal combustion engine1993
Output control system for an I.C. engine responsive to compressor torque and eng1990
Stroke detection correcting system for variable displacement type compressor1990