Patents by Inventor Martin Speidel

Martin Speidel 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 coating workpieces
    Patent number: 6622946
    Abstract: A device for coating of workpieces has an application unit provided with a distributing plate which has at least one nozzle and at least one valve unit, the at least one valve unit being formed as a plate valve with at least one inlet slider and at least one outlet slider.
    Type: Grant
    Filed: April 3, 2001
    Date of Patent: September 23, 2003
    Assignee: Sieghard Schiller GmbH & Co. KG
    Inventors: Thomas Held, Frank Hummel, Martin Speidel, Andreas Zimmermann
  • Device for coating workpieces
    Publication number: 20020020768
    Abstract: A device for coating of workpieces has an application unit provided with a distributing plate which has at least one nozzle and at least one valve unit, the at least one valve unit being formed as a plate valve with at least one inlet slider and at least one outlet slider.
    Type: Application
    Filed: April 3, 2001
    Publication date: February 21, 2002
    Inventors: Thomas Held, Frank Hummel, Martin Speidel, Andreas Zimmermann