Patents by Inventor Doug Jensen

Doug Jensen 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).

  • Lifting device for pipes
    Patent number: 11401140
    Abstract: A lifting device configured with a linear bearing system operatively associated with a support system configured for raising, lowering and positioning pipes for installation, service, or removal.
    Type: Grant
    Filed: June 25, 2021
    Date of Patent: August 2, 2022
    Inventors: Steve Jensen, Doug Jensen