Patents by Inventor Lief A. Norland

Lief A. Norland 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).

  • Personnel carrying vehicle
    Patent number: 5992572
    Abstract: A personnel carrying vehicle comprising a self propelled, steerable body, a telescoping mast attached to and extending upwardly from said body, and a personnel compartment attached to the mast and provided with a rail member that extends from the mast and around the sides. A pair of gate members, which are pivotally attached to the rail member and to the floor of the compartment, are movable from a closed position to an open position wherein said gate members extend into the compartment.
    Type: Grant
    Filed: April 2, 1999
    Date of Patent: November 30, 1999
    Assignee: Crown Equipment Corporation
    Inventors: Kevin A. Gilliland, Thomas L. Bidwell, Eugene G. Bruns, Bradley A. Burns, Joseph H. Knapschaefer, John F. McClusky, Lief A. Norland, Daniel L. Sherman, David B. Smith, Harold A. Stammen, Robert J. Stauffer, Donald E. Luebrecht, Ronald A. Grisez, William J. Heidemann