Patents by Inventor Julia K. Nelson

Julia K. Nelson 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).

  • Back exercise apparatus with a neck exercise attachment
    Patent number: 4768779
    Abstract: A back exercise machine having a neck exercise attachment which allows movement about three machine axes corresponding to the cervical axes of flexion/extension, lateral flexion and rotation. Selective resistance to movement about each axes may be provided and torque, position and velocity measurements made with respect to neck movement performance against the resistance.
    Type: Grant
    Filed: December 1, 1987
    Date of Patent: September 6, 1988
    Assignee: Isotechnologies, Inc.
    Inventors: Robert E. Oehman, Jr., Julia K. Nelson