Patents by Inventor Ju-bok Kim

Ju-bok Kim 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).

  • Overhead projector
    Patent number: D494995
    Type: Grant
    Filed: June 21, 2002
    Date of Patent: August 24, 2004
    Assignee: Samsung Techwin Co., Ltd.
    Inventors: Ju-bok Kim, Shigeru Onawa