Patents by Inventor Richard L. Gaines

Richard L. Gaines 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).

  • Photothermographic materials containing doped high iodide emulsions
    Patent number: 6942960
    Abstract: Aqueous-based thermally sensitive emulsions and photothermographic imaging materials include photosensitive silver halide grains that comprise at least 15 mol % iodide based on total silver in the grains and are doped with bismuth (+3). These materials have increased photographic speed especially in the infrared region of the electromagnetic spectrum.
    Type: Grant
    Filed: August 12, 2003
    Date of Patent: September 13, 2005
    Assignee: Eastman Kodak Company
    Inventors: Joe E. Maskasky, David A. Dickinson, Victor P. Scaccia, Richard L. Gaines