Patents by Inventor RALPH PAUL DOUGLAS

RALPH PAUL DOUGLAS 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).

  • Publication number: 20100253919
    Abstract: The present invention is a method and system for projecting an image from a vehicle onto a surface, such as a road or sidewalk. A laser diode assembly is installed in the vehicle and comprises: a light beam source; a power source; a power regulating chip; an image creation means; and, power activating means. A lens is secured to an output end of the laser diode assembly, and comprises a light diffraction image which can be a message, logo, or graphic design Activation is initiated by switching on the assembly from a position within the interior of the vehicle, or by an activity such as the opening of a door. The activation is ramped up to a full-on state over a pre-set period of time.
    Type: Application
    Filed: February 12, 2010
    Publication date: October 7, 2010
    Inventor: RALPH PAUL DOUGLAS