Patents by Inventor David C. Golden

David C. Golden 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).

  • Vacuum stencil apparatus
    Patent number: 5168636
    Abstract: A stencil apparatus includes a plurality of letters, wherein each letter includes vacuum porting to effect secure mounting to an underlying surface. A modification of the invention includes a matrix of letters mounted to a single panel to permit simultaneous mounting of the panel to an underlying surface.
    Type: Grant
    Filed: October 23, 1991
    Date of Patent: December 8, 1992
    Inventor: David C. Golden
  • Vehicle brake light illumination system
    Patent number: 4231013
    Abstract: A system whereby intensity of illumination of vehicle brake lights is increased responsively to relatively increased force applied on the vehicle brake pedal. A transducer installed in the pressurized brake fluid line produces an output signal proportionate to the braking force; which signal is utilized by circuitry to control the illumination of the brake lights to communicate to following drivers not only the fact that the brakes are being applied, but also the relative force of application for indicating the degree of travel arrest.
    Type: Grant
    Filed: August 17, 1978
    Date of Patent: October 28, 1980
    Assignee: William H. Freeman
    Inventors: William H. Freeman, David C. Golden