Patents by Inventor Sueo Machi

Sueo Machi 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).

  • Plastic composition liberating reduced amounts of toxic gas
    Patent number: 3933731
    Abstract: A novel composite is disclosed which comprises a specific metal-compound additive as well as a plastic material and gypsum and/or calcium sulfite. The composite is improved in that it emits very little or substantially no toxic gas such as sulfur dioxide and hydrogen sulfide when it is burned and when the ash thereof is contacted with water.
    Type: Grant
    Filed: September 5, 1973
    Date of Patent: January 20, 1976
    Assignees: Japan Atomic Energy Research Institute, Maruzen Oil Co. Ltd., Mitsubishi Kakoki Kaisha Ltd.
    Inventors: Sueo Machi, Yasushi Matui, Takayuki Shinano, Taiji Aono, Yoshiharu Hibi, Shozo Oshima, Masayuki Kashiki