Patents by Inventor Mark Wershoven

Mark Wershoven 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).

  • Active electromagnetic filter
    Patent number: 7550679
    Abstract: Exemplary embodiments disclosed herein may include two layers with a crystal positioned therebetween. Electromagnetic radiation sources may be positioned adjacent the crystal layer. A thin shield may then enclose this entire assembly. A small flat magnet may be positioned adjacent to the shield, with the opposite side of the magnet adjacent a sealed barrier. The item to be protected may be adjacent the opposite side of the barrier.
    Type: Grant
    Filed: November 28, 2005
    Date of Patent: June 23, 2009
    Inventor: Mark Wershoven