Patents by Inventor Koji Oobori

Koji Oobori 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).

  • Water purifier
    Patent number: D504935
    Type: Grant
    Filed: September 29, 2003
    Date of Patent: May 10, 2005
    Assignee: Mitsubishi Rayon Co., Ltd.
    Inventors: Masahiko Taneike, Atsuko Nishi, Koji Oobori, Masashi Niimura