Patents by Inventor Kiyoshi Hachiya

Kiyoshi Hachiya 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).

  • Bipolar ion exchange membrane electrolytic cell
    Patent number: 6495006
    Abstract: The present invention has an object of providing a bipolar type ion exchange electrolytic cell which is capable of minimizing the anode-cathode distance by a movable system which has a low electric resistance and which is simple and inexpensive, thereby to substantially reduce the electrolysis voltage.
    Type: Grant
    Filed: August 25, 2000
    Date of Patent: December 17, 2002
    Assignee: Asahi Glass Company, Limited
    Inventors: Tatsuhito Kimura, Hajime Ishizaka, Kiyoshi Hachiya