Patents by Inventor Douglas Tomkin

Douglas Tomkin 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).

  • Growth performance improvements in pasture and feedlot systems
    Patent number: 12108775
    Abstract: The invention relates to utilising red marine macroalgae to provide improvements in growth performance.
    Type: Grant
    Filed: May 7, 2021
    Date of Patent: October 8, 2024
    Assignees: COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATION, MEAT & LIVESTOCK AUSTRALIA LIMITED, JAMES COOK UNIVERSITY
    Inventors: Nigel William Tomkins, Rocky De Nys, Robert Douglas Kinley, Marie Elisabeth Magnusson, Lorenna Machado, Nicholas Andrew Paul
  • Adjustable safety lamp for vehicle windows
    Patent number: 4602320
    Abstract: Adjustable safety lamps for mounting upon a vehicle window, for example, the rear window of an automobile. Particularly, a "high set" brake lamp, including a frame together with adhesive means for securing the frame upon an automobile rear window; an outer housing having an open side secured at its perimeter to the frame and an inner housing, enclosing an energizable lamp. The inner housing is rotatably supported within the outer housing, such that the lamp is directed towards the open side of the outer housing and through the frame at eye level with respect to the driver of a vehicle approaching from the rear.
    Type: Grant
    Filed: February 21, 1985
    Date of Patent: July 22, 1986
    Assignee: Redondo Investment Limited
    Inventors: Douglas Tomkin, Mica Pavlovic
  • Automobile brake light
    Patent number: D288968
    Type: Grant
    Filed: February 21, 1985
    Date of Patent: March 24, 1987
    Assignee: Redondo Investment Limited
    Inventors: Douglas Tomkin, Mica Pavlovic