Patents by Inventor Thang Tu Tay

Thang Tu Tay 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).

  • Patent number: 5457354
    Abstract: An electric lamp assembly comprises a sealed light-transmissive lamp envelope enclosing an interior; a lamp capsule having at least one end located within the interior for generating light upon application of electrical energy, said capsule having a central axis and a press seal formed in said end; two lead-in wires sealed in said envelope; a light-transmissive shroud surrounding said capsule; and a frame within the interior for supporting said capsule and shroud, the frame being mechanically mounted within the interior at one end thereof by an isolation bridge connected between the frame and one of the lead-in wires. The isolation bridge comprises an electrically insulating member of a suitable ceramic having electrically conductive end caps thereon. The end caps contain leads one of which is welded to a stem lead and the other of which is welded to a lower portion of the frame. The assembly eases automation of the lamp.
    Type: Grant
    Filed: September 26, 1994
    Date of Patent: October 10, 1995
    Assignee: Osram Sylvania Inc.
    Inventor: Thang Tu Tay