Patents by Inventor Salvatore F. Cortorillo

Salvatore F. Cortorillo 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).

  • Self ballasted lamp for automotive, aircraft runway, etc. lighting
    Patent number: 4367433
    Abstract: A tungsten filament lamp incorporates arc discharge electrodes for an arc discharge in a gas fill enclosed in the lamp envelope. The tungsten filament is utilized as a ballast resistance for the arc discharge. A method for mounting the filament and electrodes in an embodiment according to the invention is shown.
    Type: Grant
    Filed: August 25, 1980
    Date of Patent: January 4, 1983
    Assignee: Edison International, Inc.
    Inventor: Salvatore F. Cortorillo
  • Halogen lamp with strap-type bulb support mechanism
    Patent number: 4363994
    Abstract: In an electric lamp, a bulb is supported by straps which extend around and engage the bulb base. The straps are spaced apart longitudinally of the bulb.
    Type: Grant
    Filed: July 7, 1980
    Date of Patent: December 14, 1982
    Inventors: Salvatore F. Cortorillo, Nickolas P. Demas, Russell C. Schwickert
  • Control of tungsten filament erosion in a halogen lamp
    Patent number: 4297611
    Abstract: The present invention is directed to an incandescent lamp having tungsten filaments and halogen gas in the lamp enclosure wherein an inoperative surrogate tungsten filament is incorporated to reduce the tendency for active halogen gas to attack the filament and other metal parts within the lamp enclosure.
    Type: Grant
    Filed: October 2, 1979
    Date of Patent: October 27, 1981
    Assignee: Wagner Electric Corporation
    Inventor: Salvatore F. Cortorillo