Patents by Inventor Yasuki Kataoka

Yasuki Kataoka 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 producing iminoctadine 3-alkylbenzenesulfonates
    Patent number: 4675134
    Abstract: A process for producing iminoctadine 3-alkylbenzenesulfonates, which comprises reacting triamine of the formula H.sub.2 N(CH.sub.2).sub.8 NH(CH.sub.2).sub.8 NH.sub.2 with an O-alkylisourea alkylbenzenesulfonate in the presence or absence of a reaction medium.
    Type: Grant
    Filed: July 21, 1986
    Date of Patent: June 23, 1987
    Assignee: Dainippon Ink and Chemicals, Inc.
    Inventors: Yasuhisa Miura, Yasuki Kataoka, Tohru Asada
  • Agricultural and horticultural guanidine-type fungicide and process for production thereof
    Patent number: 4659739
    Abstract: An agricultural and horticultural fungicide of low phytotoxicity comprising as an active ingredient an addition salt between a fungicidal guanidine compound and an acid having an oleophilic group with at least 9 carbon atoms in total. The acid addition salt is produced by reacting a fungicidal guanidine compound or its acid addition salt with an acid having an oleophilic group with at least 9 carbon atoms in total or its salt.
    Type: Grant
    Filed: February 25, 1985
    Date of Patent: April 21, 1987
    Assignee: Dainippon Ink and Chemicals, Inc.
    Inventors: Nobuyuki Yoshioka, Yasuji Okunishi, Yasuhisa Miura, Yoshikazu Mori, Yasuki Kataoka, Eiichi Adachi