Patents by Inventor Joseph Willems

Joseph Willems 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).

  • Environmental sealing
    Patent number: 5562295
    Abstract: A flexible hollow sealing member that can be inflated through a hole in a wall thereof to seal to a first article, the member having: a first sealing material at an inwardly-facing surface of the wall, which first sealing material can be deformed to block the hole by pressure within the member when inflated; and a device for maintaining, during deformation of the first sealing material, separation between the article and an outwardly-facing surface of the wall immediately adjacent the hole.
    Type: Grant
    Filed: August 25, 1993
    Date of Patent: October 8, 1996
    Assignee: NV Raychem SA
    Inventors: Alain Wambeke, Joseph Willems