Patents by Inventor Jonathan Unwin

Jonathan Unwin 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).

  • Method and apparatus for discriminating the colour of road markings
    Publication number: 20050129279
    Abstract: A method of discriminating between road markings of at least two colours, comprises: capturing an image of a road and at least one road marking with a monochrome camera having a first colour response in a first area of a field of view of the camera and a second colour response in the second area of the field of view; and determining the change in intensity of the captured image of the road marking between the first and second areas. Apparatus for discriminating between road markings is also disclosed.
    Type: Application
    Filed: November 5, 2004
    Publication date: June 16, 2005
    Inventor: Jonathan Unwin