Patents by Inventor Reinhard Helmer

Reinhard Helmer 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 the aftertreatment of photopolymerizable printing plates
    Patent number: 5557857
    Abstract: An apparatus for the aftertreatment of photopolymerizable printing plates with means for generating an environment with at least one predetermined condition and a transport device to carry the plates during and for transport of the plates through the apparatus. By uncoupling the transport velocity from the prior process steps, such an apparatus enables in-line aftertreatment. The transport device has multiple orbiting pallets on a type of continuous elevator conveyed at least section-wise through the environment.
    Type: Grant
    Filed: September 7, 1993
    Date of Patent: September 24, 1996
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Herbert Konermann, Reinhard Helmer