Patents by Inventor Karmen Cox

Karmen Cox has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Electric motors with pole biasing
    Patent number: 10965176
    Abstract: An example motor includes: a rotor with a plurality of alternate polarity permanent magnets; and a stator forming a like number of poles. The stator forms one or more biasing features concentrating magnetic flux at at least one location. In some examples, the stator has an interior surface unbroken by locating features, and the stator has one or more openings that form the one or more biasing features.
    Type: Grant
    Filed: January 15, 2019
    Date of Patent: March 30, 2021
    Assignee: McMillan Electric Company
    Inventors: Dewain Wasson, Karmen Cox
  • ELECTRIC MOTORS WITH POLE BIASING
    Publication number: 20200227958
    Abstract: An example motor includes: a rotor with a plurality of alternate polarity permanent magnets; and a stator forming a like number of poles. The stator forms one or more biasing features concentrating magnetic flux at at least one location. In some examples, the stator has an interior surface unbroken by locating features, and the stator has one or more openings that form the one or more biasing features.
    Type: Application
    Filed: January 15, 2019
    Publication date: July 16, 2020
    Inventors: Dewain Wasson, Karmen Cox
  • Electric Motor with Adjustable Timing
    Publication number: 20070159124
    Abstract: An electrically commutated motor includes a first module to measure a current in a coil of the motor, and a second module to adjust timing of commutation of the motor based on the current measurement.
    Type: Application
    Filed: September 29, 2006
    Publication date: July 12, 2007
    Applicant: McMillan Electric Company
    Inventors: Dewain Wasson, Karmen Cox