Patents by Inventor Guy John Gregory

Guy John Gregory 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).

  • Fluorescent materials
    Patent number: 7079262
    Abstract: According to one aspect of the present invention there is provided a coating material comprising: a functional coating component; and a fluorescent additive component whose fluorescence is substantially unquenched by the coating component, the fluorescent additive component having a peak fluorescence emission under excitation by visible or infrared light, the wavelength of that peak fluorescence emission being greater than 500 nm and lying outside the principal fluorescence absorption and emission wavelengths of the coating component.
    Type: Grant
    Filed: August 8, 2003
    Date of Patent: July 18, 2006
    Assignees: Heroit-Watt University, The University Court of The University of Edinburgh, AOI Foils Limited
    Inventors: Anita Claire Jones, James Stephen Barton, Jolyon Mark De Freitas, Julian David Clayton Jones, Philip Norman Spencer, Guy John Gregory
  • Fluorescent materials
    Patent number: 6682810
    Abstract: According to one aspect of the present invention there is provided a coating material comprising: a functional coating component; and a fluorescent additive component whose fluorescence is substantially unquenched by the coating component, the fluorescent additive component having a peak fluorescence emission under excitation by visible or infrared light, the wavelength of that peak fluorescence emission being greater than 500 nm and lying outside the principal fluorescence absorption and emission wavelengths of the coating component.
    Type: Grant
    Filed: March 16, 2000
    Date of Patent: January 27, 2004
    Assignee: Heriot-Watt University
    Inventors: Anita Claire Jones, James Stephen Barton, Jolyon Mark De Freitas, Julian David Clayton Jones, Philip Norman Spencer, Guy John Gregory