Patents by Inventor Donna Abrahamson

Donna Abrahamson 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).

  • Patent number: 11648170
    Abstract: Provided are mechanisms and processes for a brake system for an assistive mobility device. Systems include a frame configured to provide support for a user, a plurality of wheels coupled to the frame and configured to enable motion of the frame, a plurality of brakes coupled to the plurality of wheels and configured to provide resistance to a rotation of the plurality of wheels when engaged. Systems also include a first handle coupled to the frame and configured to be grasped by the user. The first handle includes a first rotatable grip and a first rotational torque generator coupled to the plurality of brakes. Systems also include a second handle coupled to the frame and configured to be grasped by the user. The second handle includes a second rotatable grip a second rotational torque generator coupled to the plurality of brakes.
    Type: Grant
    Filed: July 16, 2020
    Date of Patent: May 16, 2023
    Assignee: Wheelie LLC
    Inventors: Donna Abrahamson, Marie-Helene Gotcher, Elizabeth Fannon
  • Patent number: 10182763
    Abstract: Provided are mechanisms and processes for an intelligent assistive mobility device. Intelligent assistive mobility devices disclosed herein may include systems including a frame having handles, a plurality of wheels, and a plurality of brakes coupled to the wheels. The frame is configured to provide a user with assistance during walking. The system also includes a motion sensor coupled to the frame. The motion sensor includes a rotary encoder configured to measure a distance traveled by the frame by measuring rotation of at least one of the plurality of wheels. The system also includes a contact interface coupled to the frame and configured to enable connectivity with a mobile device. The contact interface is further configured to enable monitoring of measurements and the detection of distress based, at least in part, on the measurements. The system further includes an application interface configured to communicate with a health and fitness application.
    Type: Grant
    Filed: July 27, 2016
    Date of Patent: January 22, 2019
    Assignee: WHEELIE LLC
    Inventors: Donna Abrahamson, Marie-Helene Gotcher, Elizabeth Fannon