Patents by Inventor Syuji Suyama

Syuji Suyama 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).

  • Polymeric diacyl peroxides
    Patent number: 4469862
    Abstract: An industrially highly valuable novel polymeric diacyl peroxide which is used as a polymerization initiator for free radical polymerization of vinyl monomer, and which is appreciably safe in production and handling, rapidly soluble in vinyl monomer with high solubility, and has exceedingly high catalyst efficiency in the free radical polymerization of vinyl monomer.
    Type: Grant
    Filed: June 27, 1983
    Date of Patent: September 4, 1984
    Assignee: Nippon Oil and Fats Co. Ltd.
    Inventors: Takeshi Komai, Toshihiro Izumi, Syuji Suyama