Patents by Inventor Michael B. Langen

Michael B. Langen 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).

  • Patent number: D498757
    Type: Grant
    Filed: December 30, 2003
    Date of Patent: November 23, 2004
    Assignee: 3M Innovative Properties Company
    Inventors: Andrew Serbinski, Jason C. Billig, Mirzat Koc, Michael B. Langen, David P. Henry