Patents by Inventor Motokatsu Nakatani

Motokatsu Nakatani 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).

  • Herbicidal composition and weeding method
    Patent number: 5686386
    Abstract: The present invention relates to a herbicidal composition containing as active ingredients at least one organophosphorus compound and 3-substituted phenylpyrazole derivative of the general formula (I): ##STR1## ?wherein R is --Y.sup.1 R.sup.3, --Y.sup.2 CH(R.sup.4)CO--OR.sup.5, --COOCH(R.sup.4)CO--Y.sup.1 R.sup.5 or --COOR.sup.6 (R.sup.3, R.sup.4, R.sup.5, R.sup.6, Y.sup.1 and Y.sup.2 are specified groups), R.sup.1 is a lower alkyl group, R.sup.2 is a hydrogen atom, a lower alkyl group or a lower haloalkyl group, X.sup.1 and X.sup.2, which may be the same or different, are halogen atoms, Y is --O--, --S--, --SO-- or --SO.sub.2 --, and n is zero or 1!; and a weeding method using said composition.
    Type: Grant
    Filed: December 19, 1995
    Date of Patent: November 11, 1997
    Assignee: Nihon Nohyaku Co., Ltd.
    Inventors: Tsutomu Mabuchi, Motokatsu Nakatani, Takamichi Konno