Patents by Inventor Fumio Fukita

Fumio Fukita 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 preparing aqueous dispersions of high polymer using pullulan as a dispersant
    Patent number: 3954724
    Abstract: A process for preparing an aqueous dispersion of high polymer, characterized by using pullulan as a dispersant.The aqueous high polymer dispersion obtained by the above-mentioned process is not only high in stability but also so excellent in practical properties as to be usable for the processing of fibers or papers.
    Type: Grant
    Filed: March 17, 1975
    Date of Patent: May 4, 1976
    Assignees: Sumitomo Chemical Company, Limited, Hayashibara Biochemical Laboratories, Inc.
    Inventors: Seizo Nakashio, Kozo Tsuji, Nobuhiro Toyota, Fumio Fukita, Takeo Oyamada