Patents by Inventor Hahna R. Alexander

Hahna R. Alexander 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).

  • Foot-powered energy generator
    Patent number: 9716419
    Abstract: A foot-powered energy generation device includes a step plate that moves between an upper position and a lower position in response to the step action of a user. The device also includes an electrical generator, and a gear train that will cause a rotor of the generator to rotate in response to movement of the step plate up and down. A carriage is mechanically interconnected to the step plate and the gear train to cause the rotation of the gear train in response to the step plate motion.
    Type: Grant
    Filed: August 4, 2015
    Date of Patent: July 25, 2017
    Assignee: Sole Power, LLC
    Inventors: Matthew J. Stanton, Hahna R. Alexander, Spencer Williams, Sarah Stroup, Arianna Golden
  • FOOT-POWERED ENERGY GENERATOR
    Publication number: 20150340928
    Abstract: A foot-powered energy generation device includes a step plate that moves between an upper position and a lower position in response to the step action of a user. The device also includes an electrical generator, and a gear train that will cause a rotor of the generator to rotate in response to movement of the step plate up and down. A carriage is mechanically interconnected to the step plate and the gear train to cause the rotation of the gear train in response to the step plate motion.
    Type: Application
    Filed: August 4, 2015
    Publication date: November 26, 2015
    Inventors: Matthew J. Stanton, Hahna R. Alexander, Spencer Williams, Sarah Stroup, Arianna Golden