Patents by Inventor Tomoko Suetake

Tomoko Suetake 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).

  • Imaging apparatus having a counterfeiting prevention function
    Patent number: 5502575
    Abstract: An imaging apparatus comprising a counterfeiting prevention arrangement and reliably preventing counterfeit reproduction of currency, negotiable certificates, and other registered documents is provided by preventing modification or removal of the counterfeiting prevention arrangement. Modification or removal of the counterfeiting prevention arrangement is prevented in this imaging apparatus by integrating circuit elements or components of the counterfeiting prevention arrangement with circuit elements or components of the image processors of the imaging system in a single chip, or sealing these components in a single mold, effectively preventing modification or removal of the counterfeiting prevention arrangement without disabling the imaging system.
    Type: Grant
    Filed: July 29, 1993
    Date of Patent: March 26, 1996
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Tsutomu Kai, Kazuyuki Murata, Yasuhiro Kuwahara, Hitoshi Ono, Tsutomu Mikami, Tomoko Suetake, Akio Kojima