Patents by Inventor Philip C. Filosa

Philip C. Filosa 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).

  • Headlamp leveling arrangement
    Patent number: 5151849
    Abstract: A leveling arrangement for a vehicle headlamp that includes a slot formed in the upper portion of the reflector member in which a spirit level member is located and combined with a spring clip which is fastened to the reflector member and to one end of the spirit level member and includes a leaf spring which continuously biases the other end of the spirit level member in one direction so that an adjustment screw threadably received by the spirit level member permits the aforementioned other end of the spirit level member to be raised or lowered for providing calibration of the spirit level member relative to the optical axis of the reflector member.
    Type: Grant
    Filed: August 6, 1991
    Date of Patent: September 29, 1992
    Assignee: General Motors Corporation
    Inventors: William E. Nagengast, Philip C. Filosa
  • Retainer arrangement for a replaceable lamp bulb assembly
    Patent number: 5095410
    Abstract: A retainer arrangement for a replaceable lamp bulb assembly that cooperates with a vent formed in the reflector body of a headlamp for establishing a labyrinth type flow path for air to enter and exit the interior of the headlamp.
    Type: Grant
    Filed: August 6, 1991
    Date of Patent: March 10, 1992
    Assignee: General Motors Corporation
    Inventors: William E. Nagengast, David R. McMahan, Philip C. Filosa, Harry L. Kirchenbauer
  • Headlamp assembly
    Patent number: 4959758
    Abstract: A headlamp assembly having a lamp unit supported by three ball pivots each of which is connected to the reflector member of the lamp unit by a bearing member which encloses substantially all of the ball portion so as to prevent foreign material from entering the spherical bearing surface provided by the bearing member.
    Type: Grant
    Filed: July 28, 1989
    Date of Patent: September 25, 1990
    Assignee: General Motors Corporation
    Inventors: Philip C. Filosa, Robert G. Roeske, Bartley A. Haydu