Patents by Inventor Russell Brett Roberts

Russell Brett Roberts 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: 6401346
    Abstract: A lightweight, hand-held, egonomically designed and balanced, electric powered, band-type, coping saw is disclosed. The device includes a handle for housing, controlling and providing power to a variable speed electric motor. The motor operates a gear drive which propels a sprocketed band blade or abrasive cable around and through a pulley system situated within a specially designed U-shaped uniframe attached to the handle. The motor is powered by a detachable and rechargeable battery or by alternating current.
    Type: Grant
    Filed: November 24, 2000
    Date of Patent: June 11, 2002
    Inventor: Russell Brett Roberts