Patents by Inventor Christian Dean Clifford

Christian Dean Clifford 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).

  • Machine with ground working elements providing improved stability
    Patent number: 9002592
    Abstract: A grass cutting machine with two cutting units mounted on opposite sides of the chassis has an inclinometer monitoring the left/right inclination of the chassis. If the inclination value exceeds a defined threshold, the higher of the two cutting units is lifted to improve stability.
    Type: Grant
    Filed: February 4, 2011
    Date of Patent: April 7, 2015
    Assignee: Ransomes Jacobsen Limited
    Inventor: Christian Dean Clifford
  • MACHINE WITH GROUND WORKING ELEMENTS PROVIDING IMPROVED STABILITY
    Publication number: 20120323454
    Abstract: A grass cutting machine with two cutting units mounted on opposite sides of the chassis has an inclinometer monitoring the left/right inclination of the chassis. If the inclination value exceeds a defined threshold, the higher of the two cutting units is lifted to improve stability.
    Type: Application
    Filed: February 4, 2011
    Publication date: December 20, 2012
    Applicant: RANSOMES JACOBSEN LIMITED
    Inventor: Christian Dean Clifford