Patents by Inventor Johannes Boke

Johannes Boke 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).

  • Method and device for cleaning metallic articles
    Publication number: 20030084917
    Abstract: In a method of cleaning a metallic article, in particular for removing oxide deposits, whereby the metallic article is made of a hardenable steel having a carbon content of at least 0.1% by weight and is at least partially hardened, the metallic article is placed in a vessel containing a liquid cleaning agent with a pH value in the range of 4 to 8, and exposed to sound waves.
    Type: Application
    Filed: November 7, 2002
    Publication date: May 8, 2003
    Applicant: Benteler Automobiltechnik GmbH & Co. KG
    Inventors: Ralf Pape, Heinz-Gerd Walter, Thomas Troster, Jurgen Krogmeier, Johannes Boke