Patents by Inventor Yosinori Kuroda

Yosinori Kuroda 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).

  • Process for removing volatile matter from styrene resin
    Patent number: 4182854
    Abstract: Volatile substances are removed from styrene resin by introducing steam into styrene resin suspended in hot water, while agitating the suspension, to maintain the suspension at a temperature of 120.degree. to 150.degree. C. and a pressure of 1.4 to 4 kg/cm.sup.2 G whereby to remove the volatile substances.
    Type: Grant
    Filed: June 20, 1978
    Date of Patent: January 8, 1980
    Assignee: Daicel Ltd.
    Inventors: Yukio Hozumi, Tuguo Kuwayama, Yosinori Kuroda