Patents by Inventor Steven J. Feringa

Steven J. Feringa 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: 8544918
    Abstract: A magnetic retrieval assembly includes a handle. A tube has a first end and a second end and the first end of the tube is attached to the handle. A retrieving member has a retrieving end and a receiving end. The retrieving member has a cylindrical shape. The retrieving member is magnetized when subjected to an electric current. The receiving end is attached to the second end. An electro-magnetic field inducing circuit is mounted on the retrieving member and extends to the handle. The electro-magnetic field inducing circuit is actuated to magnetize the retrieving member. The retrieving member may be positioned near a metallic object and actuated to magnetically retrieve the metallic object and de-actuated to release the metallic object.
    Type: Grant
    Filed: December 29, 2011
    Date of Patent: October 1, 2013
    Inventor: Steven J. Feringa