Patents by Inventor Sae-Soon Park

Sae-Soon Park 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: 4249234
    Abstract: A portable electric lamp structure having a housing, a substantially parabolic reflector mounted on the housing, an incandescent lamp positioned substantially at the focal part of said parabolic reflector, a self-contained direct-current electric power source positioned within the housing, and manual switch means for electrically connecting the power source to the incandescent lamp for energizing same. A curved reflector is disposed adjacent the outer free edge of the parabolic reflector and extends radially outwardly therefrom. A ringlike fluorescent lamp is positioned in front of the curved reflector in concentric relationship with the parabolic reflector, and an inverter is electrically connected to the fluorescent lamp for converting direct current to alternating current. The switch means is electrically connected between the power source and the inverter.
    Type: Grant
    Filed: July 14, 1978
    Date of Patent: February 3, 1981
    Inventors: Sae-Soon Park, Han-Joo Jung