Patents by Inventor Horst Puehler

Horst Puehler 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).

  • Device for shaping synthetic resins
    Patent number: 4704081
    Abstract: Molds or auxiliary molds for thermoforming a synthetic resin, said molds having a rigid main part connected surface-to-surface to an elastic layer having a smooth, continuous, matte surface which is more elastic than a softened resin with which it is to be contacted; devices for thermoforming comprising one or more of such molds; methods for thermoforming employing such molds and devices.
    Type: Grant
    Filed: April 23, 1986
    Date of Patent: November 3, 1987
    Assignee: Rohm GmbH
    Inventor: Horst Puehler