Patents by Inventor Donald James Hayes

Donald James Hayes 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).

  • Cat's eye retro-reflector array coding device and method of fabrication
    Patent number: 7152984
    Abstract: The invention is a coded cat's eye retro-reflector array fabricated using data-driven, ink jet micro-dispensing technology. Specifically the invention claims the apparatus, the method of fabricating the apparatus, and the method of using the apparatus. The function of the apparatus is the identification of objects, materials and gasses from a distance using light beams. The apparatus is based upon the cat's eye retro-reflector device that is well known to one skilled in the art.
    Type: Grant
    Filed: August 11, 2004
    Date of Patent: December 26, 2006
    Assignee: MicroFab Technologies Inc.
    Inventor: Donald James Hayes