Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Tone generator

Tone generator

US Patent 4232287 · Granted Nov 4, 1980

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Garage door opener2001
Garage door opener2000
Electrically modulated pressure regulator valve with variable force solenoid1996
Method and system for controlling the energization of at least one glow plug in 1992
Trunk lid lock with remote release1990
Variable force solenoid pressure regulator for electronic transmission controlle1990
Transmission mounted solenoid interlock device1990
Electrically operated automatic transmission controller assembly1988
Bistable solenoid actuator1988
Solenoid operated fluid control valve1988
Electrically operated automatic transmission controller assembly1987
Solenoid assembly1986