Patents by Inventor Willebrordus Cornelis Hoeboer

Willebrordus Cornelis Hoeboer 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).

  • Holder for a welding head
    Patent number: 4068791
    Abstract: Holder for a welding head for carrying out welds on the innerside of a substantially closed body, said holder being in the form of an elongated member, the end portion of which is provided with a holding member for the welding head adapted to pivot from an axial position to a radial position, and wherein means are provided for controlling said holding member.
    Type: Grant
    Filed: December 12, 1975
    Date of Patent: January 17, 1978
    Assignee: Ultra-Centrifuge Nederland N.V.
    Inventors: Christiaan Gustaaf Adolf Scholtus, Willebrordus Cornelis Hoeboer, Antonius Ruiter