Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Variable speed induction generator-motor with controllable excitation frequency

Variable speed induction generator-motor with controllable excitation frequency

US Patent 5729118 · Granted Mar 17, 1998

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Pumped-storage power generation control device and pumped-storage power generati2019
Control system, controller, and control method for wound induction machine2019
Over-voltage prevention device and current rectifying circuit2017
Over-voltage prevention device2016
Control system of variable speed pumped storage hydropower system and method of 2016
Variable speed control apparatus and operation method2016
Flywheel power generating facility and method of operating same2016
Mixing apparatus, mixing method, and mixing program2012
Audio signal processing system2011
Audio signal processing system2011
Electronic apparatus, data recording method for the electronic apparatus, and st2008
Operation apparatus with auto correction of position data of electric faders2005