Patents by Inventor Tadateru Murata

Tadateru Murata 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).

  • Sulfinamide derivatives, a process for preparing the derivatives and herbicides containing the same
    Patent number: 4557750
    Abstract: This invention provides sulfinamide derivatives, a process for preparing the derivatives and herbicides containing the same as the active ingredient, the sulfinamide derivatives being represented by the formula ##STR1## wherein R.sub.1 represents an alkoxy (C.sub.1-6) carbonylmethyl group or cyanomethyl group; R.sub.2 represents a group ##STR2## (in which X and Y are each an alkyl group having 1-6 carbon atoms or alkoxy group having 1-6 carbon atoms and m and n are 0 or an integer of 1 to 3); and Ph represents phenyl.
    Type: Grant
    Filed: September 7, 1982
    Date of Patent: December 10, 1985
    Assignee: Otsuka Kagaku Yakuhin Kabushiki Kaisha
    Inventors: Tetsuya Imai, Kenichi Toyohara, Takeshi Goto, Tadateru Murata, Akihide Ando, Toshiro Uchida, Izuru Yamamoto
  • Carbamate derivatives, insecticidal, miticidal or nematocidal compositions containing the same, and process for preparing the same
    Patent number: 4444786
    Abstract: A novel S-methyl N-[{N-methyl-N-(N,N-disubstituted aminosulfenyl)carbamoyl}oxy]thioacetamidate derivative represented by the formula (I): ##STR1## which has insecticidal, miticidal or nematocidal activity comparable to or higher than known methomyl but which is quite low in toxicity to warm-blooded animals as compared to methomyl, is disclosed. An insecticidal, miticidal or nematocidal composition containing the same, and a process for preparing the same are also disclosed. A method for controlling noxious insects, mites or nematodes by using the same is further disclosed.
    Type: Grant
    Filed: February 26, 1982
    Date of Patent: April 24, 1984
    Assignee: Otsuka Chemical Co., Ltd.
    Inventors: Takeshi Goto, Hisashi Takao, Norio Yasudomi, Norio Osaki, Tadateru Murata
  • Carbamate derivatives and insecticidal, miticidal or nematocidal compositions containing the same
    Patent number: 4413005
    Abstract: This invention relates to carbamate derivatives represented by the formula (I): ##STR1## a process for preparing the derivatives and insecticides containing the derivatives.
    Type: Grant
    Filed: February 26, 1982
    Date of Patent: November 1, 1983
    Assignee: Otsuka Kagaku Yakuhin Kabushiki Kaisha
    Inventors: Takeshi Goto, Hisashi Takao, Takashi Soeda, Nobuyoshi Asai, Sadahiko Iida, Mitsuyasu Kawata, Norio Osaki, Norio Yasudomi, Tadateru Murata, Akira Tanaka