Patents by Inventor Syoji Okamoto

Syoji Okamoto 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 manufacturing single crystal method for controlling crystal orientation of single crystal ice
    Patent number: 6158228
    Abstract: A method for manufacturing single crystal ice by creating a temperature environment in which a top section of the refrigerating temperature distribution of a hermetically sealed refrigerating space is held to high temperature and a bottom section to low temperature, guiding water to the high-temperature section, and dripping droplets of the water to the low-temperature section.
    Type: Grant
    Filed: February 9, 1999
    Date of Patent: December 12, 2000
    Assignees: The Kanden Kogyo, Inc., The Kansai Electric Power Co., Inc., Katsutoshi Tsushima
    Inventors: Ikuo Nakamura, Hiroshi Morimoto, Tetsuya Kokubo, Minoru Iwasaki, Toshihiro Kiuchi, Zenji Imamura, Syoji Okamoto, Katsutoshi Tsushima