Patents by Inventor Makikazu Takagaki

Makikazu Takagaki 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).

  • Carbamate derivative and agricultural/horticultural fungicide
    Patent number: 6812229
    Abstract: It is to provide a novel fungicide having high controlling effects on plant diseases particularly on wheat powdery mildew and cucumber gray mold, without ill effects on crops. A carbamate derivative represented by the general formula [I] {wherein X is a halogen atom, a C1-C6 alkyl group or the like, n is 0 or an integer of from 1 to 4, R1 is a C1-C6 alkyl group, R2 is a hydrogen atom, a C1-C6 alkyl group or the like, R3 is a hydrogen atom or a C1-C6 alkyl group, G is an oxygen atom, a sulfur atom or the like, Y is a hydrogen atom, a C1-C10 alkyl group, C2-C10 alkenyl group or the like, and Q is a hydrogen atom, a C1-C6 haloalkyl group, a phenyl group or the like} and an agricultural/horticultural fungicide containing the same as the active ingredient.
    Type: Grant
    Filed: February 5, 2002
    Date of Patent: November 2, 2004
    Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.
    Inventors: Masami Ozaki, Shunichiro Fukumoto, Ryuji Tamai, Kazuhiro Ikegaya, Norihisa Yonekura, Takahiro Kawashima, Junetsu Sakai, Norimichi Muramatsu, Makikazu Takagaki, Kouzou Nagayama