Patents by Inventor Takayuki Hatta

Takayuki Hatta 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).

  • Azolyl cycloalkanol derivatives and agricultural fungicides
    Patent number: 5091539
    Abstract: Novel 1-substituted -2-imidazolyl (or 1,2,3-triazolyl)cyclohexanols or cycloheptanols having anti-fungal activity against wide range of agricultural fungi with vapor effect.
    Type: Grant
    Filed: May 31, 1990
    Date of Patent: February 25, 1992
    Assignee: Shionogi & Co., Ltd.
    Inventors: Yasuo Makisumi, Akira Murabayashi, Takayuki Hatta, Takeo Ishiguro
  • Fungicidal azole derivatives
    Patent number: 4780471
    Abstract: A novel fungicidal compound of the formula: ##STR1## wherein R.sup.1 is hydrogen, alkyl having 1 to 12 carbon atoms, ##STR2## R.sup.2 and R.sup.3 are hydrogen, bromine or methyl; R.sup.4 is alkenyl having 2 to 9 carbon atoms or alkynyl having 2 to 9 carbon atoms; m is an integer of 0 to 2; n is an integer of 0 to 1; p and q are independently integers of 1 to 8; Az is imidazolyl or 1,2,4-triazolyl, Q is --CO--, --O-- or --CO--NR.sup.5 --; R.sup.5 is hydrogen or methyl, Y is hydrogen, fluorine, chlorine or phenyl; and Z is hydrogen, fluorine, chlorine or methyl, provided that, when Z is hydrogen or chlorine, n is 1, or its salt. A process for producing the compound (I) and a fungicide containing the compound (i) are also disclosed.
    Type: Grant
    Filed: July 1, 1987
    Date of Patent: October 25, 1988
    Assignee: Shionogi & Co., Ltd.
    Inventors: Takashi Maeda, Takahiro Kataoka, Takayuki Hatta, Masaru Ogata