Patents by Inventor Sri K. Sankaran

Sri K. Sankaran 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).

  • U-blade implement
    Patent number: 6035562
    Abstract: An improved U-Blade implement, in one preferred embodiment, having fixed trailing and leading earth-piercing points on its U-shaped blade, integrated with support arms and a back plate. The back plate is generally planar, with a rear side of the back plate configured for attachment to a motorized vehicle, such as a skid steer.
    Type: Grant
    Filed: November 4, 1998
    Date of Patent: March 14, 2000
    Assignee: Virnig Manufacturing, Inc.
    Inventors: Dean H. Virnig, Sri K. Sankaran, John F. Thuente