Patents by Inventor Marc Bachmann

Marc Bachmann 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).

  • Frame for flat sifter and process for producing the same
    Patent number: 6202857
    Abstract: The invention relates to a sieve frame for plan sifters and also to a method of producing it. It is used mainly in plan sifters for milling. The object is to improve the functionality of an insertable sieve frame and to simplify production.
    Type: Grant
    Filed: October 1, 1999
    Date of Patent: March 20, 2001
    Assignee: Buhler AG
    Inventors: Christoph Keller, Marc Bachmann