Patents by Inventor Kiyoshi Shugaya

Kiyoshi Shugaya 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).

  • Plant growth regulator
    Patent number: 4059432
    Abstract: A plant growth regulator comprising as an active ingredient a compound having a novel 2-sulfonyloxyethylphosphonic or -thionophosphonic acid skeleton of the formula ##STR1## and a process for the production of the above compound. A method for regulating the growth of plants which comprises applying the above regulator to plants or to the locus in which the plants are growing or will be grown.
    Type: Grant
    Filed: May 23, 1975
    Date of Patent: November 22, 1977
    Assignee: Mitsubishi Petrochemical Co., Ltd.
    Inventors: Tetsuo Takematsu, Makoto Konnai, Makoto Takeda, Nobuhiko Fuga, Kaoru Ikeda, Kiyoshi Shugaya
  • Plant growth regulator
    Patent number: 4059431
    Abstract: A plant growth regulator comprising as an active ingredient a compound having a novel 2-sulfonyloxyethyl-phosphonic or -thionophosphonic acid skeleton of the formula ##STR1## and a process for the production of the above compound. A method for regulating the growth of plants which comprises applying the above regulator to plants or to the locus in which the plants are growing or will be grown.
    Type: Grant
    Filed: May 27, 1976
    Date of Patent: November 22, 1977
    Assignee: Mitsubishi Petrochemical Co., Ltd.
    Inventors: Tetsuo Takematsu, Makoto Konnai, Makoto Takeda, Nobuhiko Fuga, Kaoru Ikeda, Kiyoshi Shugaya