Patents by Inventor Michitake Kamata

Michitake Kamata 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).

  • Method and apparatus for treating waste water on ships
    Patent number: 4071445
    Abstract: The present invention relates to a method and apparatus for treating waste water on ships, and more particularly to a method and apparatus for treating waste water on ships in a closed system.
    Type: Grant
    Filed: March 22, 1976
    Date of Patent: January 31, 1978
    Assignees: Daicel, Ltd., Katayama Chemical Works Co., Ltd.
    Inventors: Sakae Katayama, Sadaoki Kanada, Michitake Kamata, Yasuhiro Sakaguchi, Katsumi Kojima