Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Speed control for multitap induction motor

Speed control for multitap induction motor

US Patent 5041775 · Granted Aug 20, 1991

Estimated economic value: $3,896,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

HVAC controller with streamlined setup2019
Sheet dispensing assembly2015
Optical dirty cell sensor for an electronic air cleaner1997
Method of incorporating wide tolerance set point potentiometers into devices wit1996
Microprocessor watchdog circuit1995
Digital controller component failure detection for gas appliance ignition functi1991
Control system for forced combustion air heating appliance1991
Safety-related parameter inputs for microprocessor ignition controller1990
Thermostatically operated fuel valve control circuit1988
Dual firing rate flame sensing system1984