Patents by Inventor Harri Stigell

Harri Stigell 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).

  • Lightening pole
    Patent number: 5983591
    Abstract: A solid wooden pole (1) for use as a lighting pole or as a decoration pole. To improve the versatility of the pole, the center part (2) of the pole is provided with a bore (3) extending longitudinally through the pole. An electrical cable may be provided in the bore to provide a durable structure which is significantly less expensive to manufacture than a metal or plastic pole.
    Type: Grant
    Filed: August 27, 1997
    Date of Patent: November 16, 1999
    Assignee: Luxi Wood OY
    Inventor: Harri Stigell