Patents by Inventor Manfred Stroitz

Manfred Stroitz 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).

  • Wing-Chun training device
    Patent number: D672419
    Type: Grant
    Filed: September 7, 2011
    Date of Patent: December 11, 2012
    Assignee: Budo Tec Board GmbH
    Inventor: Manfred Stroitz
  • Wing-chun training device
    Patent number: D687113
    Type: Grant
    Filed: June 15, 2012
    Date of Patent: July 30, 2013
    Assignee: Budo Tec Board GmbH
    Inventors: Manfred Stroitz, Dominique H. Weber