Patents by Inventor Roger Hulett

Roger Hulett 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).

  • Recumbent electrically power-assisted bicycle
    Patent number: 5853062
    Abstract: A recumbent electrically power-assisted bicycle which permits a shortened wheelbase by positioning the rider in an adjustable seat above the rear wheel. The battery, motor, and controller comprising the power assist system are mounted at the front of the bicycle's frame so as to provide stability, and also provide power assist to the bicycle under startup and high pedalling load conditions.
    Type: Grant
    Filed: November 13, 1995
    Date of Patent: December 29, 1998
    Assignee: Yamaha Hatsudoki Kabushiki Kaisha
    Inventor: Roger Hulett