Patents by Inventor Preston Roberts

Preston Roberts 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).

  • Publication number: 20080021312
    Abstract: The present invention is directed to a handheld needle targeting device which medical personnel can use to position a needle or K-wire under x-ray guidance, as part of a medical or surgical procedure. The device of this invention can also be used to both hold and advance a needle. The device is at least partially radiopaque, so that at least part of the device is visible under x-ray.
    Type: Application
    Filed: July 19, 2006
    Publication date: January 24, 2008
    Inventors: Robert M. Olson, Preston Robert Olson, John L. Stresing
  • Patent number: 6915862
    Abstract: A three point hitch for a cart-type utility vehicle wherein the utility vehicle comprises a vehicle frame that includes an axle housing and an upper frame cross member. The three point hitch comprises a pair of spaced apart lower draft links, each pivotally mounted to the axle housing and extending rearward, the lower draft links having connection features at free ends thereof for connecting to an implement. A beam extends in a lateral direction parallel to the upper frame cross member. A rockshaft extends parallel to the beam and is pivotally connected to the beam. A lift bracket is fixedly connected to the rockshaft. Two upper links are fixedly connected to the rockshaft and extend rearward, the upper links located above the lower draft links. Two vertical links connect the upper links and the lower draft links. Endplates are fixedly connected to the beam and are connected to the vehicle frame by pins that also are used to pivotally connect a cargo box or platform to the frame.
    Type: Grant
    Filed: March 14, 2003
    Date of Patent: July 12, 2005
    Assignee: Deere & Co.
    Inventors: Thomas J. Deves, Nick Tzortzinis, Preston Roberts
  • Publication number: 20040188112
    Abstract: A three point hitch for a cart-type utility vehicle wherein the utility vehicle comprises a vehicle frame that includes an axle housing and an upper frame cross member. The three point hitch comprises a pair of spaced apart lower draft links, each pivotally mounted to the axle housing and extending rearward, the lower draft links having connection features at free ends thereof for connecting to an implement. A beam extends in a lateral direction parallel to the upper frame cross member. A rockshaft extends parallel to the beam and is pivotally connected to the beam. A lift bracket is fixedly connected to the rockshaft. Two upper links are fixedly connected to the rockshaft and extend rearward, the upper links located above the lower draft links. Two vertical links connect the upper links and the lower draft links. Endplates are fixedly connected to the beam and are connected to the vehicle frame by pins that also are used to pivotally connect a cargo box or platform to the frame.
    Type: Application
    Filed: March 14, 2003
    Publication date: September 30, 2004
    Inventors: Thomas J. Deves, Nick Tzortzinis, Preston Roberts