Patents by Inventor Hans-Josef Rohr

Hans-Josef Rohr 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).

  • Sanitary mixing valve
    Patent number: 4979539
    Abstract: A sanitary mixing valve is disclosed in which a ceramic body is provided with a valve cartridge mounting means which relieves stresses and other clamping forces when a valve cartridge assembly is mounted in the ceramic body.
    Type: Grant
    Filed: February 23, 1989
    Date of Patent: December 25, 1990
    Inventor: Hans-Josef Rohr