Patents by Inventor Yasuji Okunishi

Yasuji Okunishi 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).

  • Broadleaf perennial weed control agent for grass, and method for controlling broadleaf perennial weeds in grass
    Patent number: 8415273
    Abstract: The present invention provides a broadleaf perennial weed control agent for grass, which has a powerful herbicide effect on weeds that have proven difficult to control with conventional herbicides for grass and/or on weeds having resistance to conventional herbicides, and yet is safe for use on grasses; and a method for controlling broadleaf perennial weeds in grass by applying the control agent to the soil or the foliage.
    Type: Grant
    Filed: February 1, 2008
    Date of Patent: April 9, 2013
    Assignee: Nippon Soda Co., Ltd.
    Inventors: Akira Ohno, Yasuji Okunishi, Takashi Sato
  • BROADLEAF PERENNIAL WEED CONTROL AGENT FOR GRASS, AND METHOD FOR CONTROLLING BROADLEAF PERENNIAL WEEDS IN GRASS
    Publication number: 20100113277
    Abstract: The present invention provides a broadleaf perennial weed control agent for grass, which has a powerful herbicide effect on weeds that have proven difficult to control with conventional herbicides for grass and/or on weeds having resistance to conventional herbicides, and yet is safe for use on grasses; and a method for controlling broadleaf perennial weeds in grass by applying the control agent to the soil or the foliage.
    Type: Application
    Filed: February 1, 2008
    Publication date: May 6, 2010
    Applicant: Nippon Soda Co., Ltd.
    Inventors: Akira Ohno, Yasuji Okunishi, Takashi Sato
  • 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