Patents by Inventor Guenter Christoph

Guenter Christoph 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).

  • Paper transport device
    Patent number: 4136809
    Abstract: A paper transport device utilizing pins for indexing with paper having perforated margins. Pin carrying rings are eccentrically mounted at the ends of a platen and project radially through circumferentially spaced slots in platen end portions with the pins projecting beyond the platen surface for only a portion of the platen's circumference.
    Type: Grant
    Filed: July 29, 1977
    Date of Patent: January 30, 1979
    Assignee: Siemens Aktiengesellschaft
    Inventors: Gottfried Engelmann, Guenter Christoph