Patents by Inventor Un S. Seo

Un S. Seo 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: 5136393
    Abstract: A built-in light for camcorder is disclosed, and this built-in light includes a hand grip case, a light assembly installed within the hand grip case, and a means for controlling the light assembly. The light assembly includes: a holder ring for securing the light assembly; a protecting glass ring for being coupled with the holder ring; a reflecting mirror for being secured to the back of the holder ring; a socket for being secured to the rear end of the reflecting mirror; and a DC lamp for being secured to the socket. The device of the present invention eliminates the need for carrying and keeping a separate light.
    Type: Grant
    Filed: September 28, 1990
    Date of Patent: August 4, 1992
    Assignee: Goldstar Co., Ltd.
    Inventor: Un S. Seo