Patents by Inventor Masaaki Nandate

Masaaki Nandate 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).

  • Press roll and manufacturing method therefor
    Patent number: 4438063
    Abstract: A press roll comprises an inorganic powder and a polyurethane obtainable by reacting an organic isocyanate and an organic compound having a functional group which reacts therewith. This roll is preferably used as a top press roll for manufacturing paper.
    Type: Grant
    Filed: December 17, 1980
    Date of Patent: March 20, 1984
    Assignee: Kinyosha Co., Ltd.
    Inventors: Masayoshi Suguri, Kazuo Yamada, Masaaki Nandate