Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Reversible direct current motor with a permanent magnet rotor and electronic commutating device

Reversible direct current motor with a permanent magnet rotor and electronic commutating device

US Patent 4292573 · Granted Sep 29, 1981

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Calorimeter1985
Brushless D-C motor1983
Process and apparatus for the concentration of an alkaline solution1983
Process and apparatus for the concentration of an alkaline solution1982
Control signal transmitter for the commutating device of an electronically commu1981
Control signal transmitter for the commutating device of an electronically commu1981
Error correcting typewriter with electronically controlled backspacing to facili1981
Electronic motor having a multi-pole external rotor1981
Control signal generator for the commutating device of a brushless electronics m1981
Process for purifying polluted fluids1981
Evaporator for concentrating mineral acid, particularly sulphuric acid1981
Process and apparatus for purifying waste waters1980