Patents by Inventor David E. Kennedy

David E. Kennedy 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: 6119266
    Abstract: A welding hood is provided with a periscopic view piece to provide an elevated effective line of sight for viewing over and around objects during welding operations. The welding hood includes a face mask and a head band or other support which supports and positions the mask on the welder's head. A view piece includes an objective window which is normally tinted or filtered to protect the welder's eyes from brilliant light, a first mirror behind the objective window, and a second, lower mirror oriented to reflect the image passing through the objective window and reflected by the first mirror to the second mirror along the welder's unaided line of sight.
    Type: Grant
    Filed: November 30, 1998
    Date of Patent: September 19, 2000
    Inventors: David E. Kennedy, Larry Kennedy