Patents by Inventor Masao Nishikubo

Masao Nishikubo 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).

  • Oxime derivative and fungicide for agricultural and horticultural use
    Patent number: 5126362
    Abstract: An oxime derivative represented by the general formula [1]: ##STR1## wherein A, B, Y and W represent each a specified group, and an optically active isomer thereof and a fungicide for agricultural and horticultural use for containing said derivative or an optically active isomer thereof as an active ingredient are disclosed.
    Type: Grant
    Filed: September 25, 1989
    Date of Patent: June 30, 1992
    Assignee: Nissan Chemical Industries, Ltd.
    Inventors: Hideo Suzuki, Takeshi Mita, Toshiaki Takeyama, Masami Hanaue, Masao Nishikubo, Kazuhiro Yamagishi
  • Substituted-amido compounds and phytopathogenic fungicides containing the same
    Patent number: 5039694
    Abstract: Disclosed are substituted-amido derivatives of a general formula (I): ##STR1## in which R.sub.1 represents a group as specifically defined herein; R.sub.2 represents a hydrogen atom, a methyl group, a methoxy group or a halogne atom; B represents a 5-membered hetero-aromatic group as specifically defined herein, as well as a method for preparation of the said derivatives and a fungicide containing the said derivative as an active ingredient.
    Type: Grant
    Filed: April 28, 1989
    Date of Patent: August 13, 1991
    Assignee: Nissan Chemical Industries, Ltd.
    Inventors: Hideo Suzuki, Takeshi Mita, Toshiaki Takeyama, Yoshinori Ochiai, Masami Hanaue, Masao Nishikubo, Kazuhiro Yamagishi