Patents by Inventor Hideo Takaishi

Hideo Takaishi 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).

  • Patent number: 6747041
    Abstract: Heterocyclic dicarboxylic acid diamide derivative represented by the general formula (I): wherein R1, R2 and R3 represent each H, optionally halogenated C3-6 cycloalkyl, etc.; Het represents a 5- or 6-membered heterocycle; X and Y represent each halocyano, nitro, optionally halogenated C3-6, cycloalkyl, optionally substituted phenyl, an optionally substituted heterocycle, etc; n is from 0 to 3; m is from 1 to 5; Z1 and Z2 represent each O or S; and B1 to B4 represent each C or N. Agricultural/horticultural insecticides having an excellent controlling effect on pest insects such as diamond-back moth (Pluntella xylostella) and tobacco cutworm (Spodoptera litura).
    Type: Grant
    Filed: April 10, 2002
    Date of Patent: June 8, 2004
    Assignee: Nihon Nohyaku Co., Ltd.
    Inventors: Takeshi Katsuhira, Takashi Furuya, Makoto Gotoh, Masanori Tohnishi, Hideo Takaishi, Kazuyuki Sakata, Masayuki Morimoto, Akira Seo
  • Publication number: 20030073582
    Abstract: A fused heterocyclic dicarboxylic acid diamide derivative represented by general formula (I): 1
    Type: Application
    Filed: April 29, 2002
    Publication date: April 17, 2003
    Inventors: Hideo Takaishi, Takeshi Katsuhira, Hiroshi Yamaguchi, Youichi Kawabata, Hiroto Harayama, Yoshiki Oda, Masahiko Murai
  • Patent number: 6444617
    Abstract: A fused heterocyclic dicarboxylic acid diamide derivative represented by formula (I): wherein R1 is H, (C1-C6) alkyl; R2 and R3 are H, (halo) (C1-C6) alkyl, (C3-C8) cycloalkyl, substituted amino (C1-C6) alkyl, (substituted) phenyl (C1-C6) alkyl, (substituted) phenyl (C1-C6) alkoxy or the like or R2 and R3, taken conjointly, represent a (substituted) 5- or 6-membered heterocycle having at least one of O, S and N; X is H, halogen, NO2, CN, (C1-C6) alkyl, (substituted) phenyl, (substituted) phenoxy or the like; is or the like wherein Y, R4 and R9 are H, halogen, NO2, CN, (C1-C6) alkyl or the like, and A, B, D, E, F, G, J and K are O, S, N, sulfinyl or the like; and a herbicide containing said derivative as active ingredient.
    Type: Grant
    Filed: January 26, 2001
    Date of Patent: September 3, 2002
    Assignee: Nihon Nohyaku Co., Ltd.
    Inventors: Hideo Takaishi, Takeshi Katsuhira, Hiroshi Yamaguchi, Youichi Kawabata, Hiroto Harayama, Yoshiki Oda, Masahiko Murai
  • Patent number: 4863504
    Abstract: Novel cyclohexane-1,3-dione derivatives represented by 2-{1-(3-chloro-2-propenyloxyimino)propyl}-5-(1-methyl-1H-pyrazol-4-yl)cycl ohexane-1,3-dione and intermediates thereof are disclosed. The cyclohexane-1,3-dione derivatives have a potent herbicidal effect against a wide variety of weeds and can selectively control injurous weeds at lower dosages. A process for preparing the cyclohexane-1,3-dione derivatives is also disclosed.
    Type: Grant
    Filed: April 26, 1988
    Date of Patent: September 5, 1989
    Assignee: Nihon Nohyaku Co., Ltd.
    Inventors: Hiroshi Hamaguchi, Tetsuji Ohshima, Eiji Kohno, Hideo Takaishi, Tsutomu Mabuchi, Katsumasa Okawa
  • Patent number: 4843068
    Abstract: A pyrazole oxime derivative represented by the general formula (I) which is useful as an insecticide and fungicide, ##STR1## wherein the structural elements are defined in the specification, and the method of controlling said pests. The compounds represented by the general formula (I) can be synthesized by the methods disclosed in the specification.
    Type: Grant
    Filed: December 29, 1986
    Date of Patent: June 27, 1989
    Assignee: Nihon Nohyaku Co., Ltd.
    Inventors: Hiroshi Hamaguchi, Hideo Takaishi, Tetsuji Ohshima, Takamichi Konno, Yukio Miyagi, Shiraiwa Yutaka, Takayuki Akita