Patents by Inventor Uwe Weigele

Uwe Weigele 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).

  • Apparatus for repairing and/or leakage testing of sewer pipes
    Patent number: 5969234
    Abstract: An apparatus for repairing and/or leakage testing of sewer pipes, in particular of connecting pipes diverging therefrom. The apparatus is constructed as a tubular member and includes an opening, wherein the apparatus can be moved in the sewer pipe. The apparatus has a bladder which can be moved out through the opening.
    Type: Grant
    Filed: February 6, 1998
    Date of Patent: October 19, 1999
    Assignee: Umwelttechnik Strobel GmbH
    Inventor: Uwe Weigele