Patents by Inventor Mark J. Ziminsky

Mark J. Ziminsky 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: 5887496
    Abstract: A wrench for soft spike assemblies. The wrench provides a wrench head and a ribbed handle. The wrench head includes a plurality of symmetrically-spaced torque members and insert grip members, the former designed to frictionally engage the individual spikes and the latter designed to engage and grasp the perimeter of the spike assembly thereby facilitating hands-free installation and removal of the spike assemblies. The handle is provided with a hexagonal insert passage fore receiving an Allen-type wrench which may be used to provide increased torque in installing or removing a soft spike assembly.
    Type: Grant
    Filed: June 6, 1997
    Date of Patent: March 30, 1999
    Inventors: Owen Craig Pollard, Mark J. Ziminsky