Company Filing History:
Years Active: 2014-2020
Title: James J Sewell: Innovator in Electric Motor Technology
Introduction
James J Sewell is a notable inventor based in Racine, WI (US), recognized for his contributions to electric motor technology. With a total of 2 patents, Sewell has made significant advancements in the field, particularly in methods and apparatuses that enhance the operation of electric induction motors.
Latest Patents
Sewell's latest patents include a "Power-loss ridethrough system and method." This innovative method involves operating an electric induction motor with a variable-speed drive by determining the voltage level on a DC bus and measuring the magnetic flux from the motor's stator. The process includes disabling the drive output when the DC bus voltage falls below a certain threshold and enabling it again when conditions are favorable. Another significant patent is the "Apparatus for continued operation of an electric motor during an interruption in input power." This apparatus controls the motor's operation using an additional power storage arrangement, ensuring continued functionality even during power interruptions.
Career Highlights
James J Sewell is currently employed at Unico Corporation, where he applies his expertise in electric motor technology. His work focuses on developing innovative solutions that improve the efficiency and reliability of electric motors.
Collaborations
Sewell has collaborated with notable colleagues, including Michael O Lucas and Rick L Tennessen, contributing to various projects that enhance motor technology.
Conclusion
James J Sewell's contributions to electric motor technology through his patents and work at Unico Corporation highlight his role as an influential inventor in the field. His innovative methods and apparatuses continue to shape the future of electric motor operation.