Patents by Inventor Daisuke Shikama

Daisuke Shikama 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).

  • Publication number: 20240076292
    Abstract: The present invention provides an industrially desirable production method for a sulfone derivative that is useful as a herbicide, and an intermediate thereof.
    Type: Application
    Filed: December 22, 2021
    Publication date: March 7, 2024
    Applicant: KUMIAI CHEMICAL INDUSTRY CO., LTD.
    Inventors: Shinki TANI, Daisuke SHIKAMA, Kai TAKIZAWA
  • Patent number: 11753384
    Abstract: The objective of the present invention is to provide a production method for a 4,5-dihydroisoxazole represented by formula (3), which is safe, industrially desirable, economical, and environmentally friendly. The present invention causes the compound of formula (1) to react with hydroxylamine in the presence of an acid catalyst to produce the compound of formula (3) through the reaction represented by the reaction equation.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: September 12, 2023
    Assignee: KUMIAI CHEMICAL INDUSTRY CO., LTD.
    Inventors: Toshihiro Nagata, Daisuke Shikama
  • Publication number: 20210238150
    Abstract: The objective of the present invention is to provide a production method for a 4,5-dihydroisoxazole represented by formula (3), which is safe, industrially desirable, economical, and environmentally friendly. The present invention causes the compound of formula (1) to react with hydroxylamine in the presence of an acid catalyst to produce the compound of formula (3) through the reaction represented by the reaction equation.
    Type: Application
    Filed: April 24, 2019
    Publication date: August 5, 2021
    Applicant: KUMIAI CHEMICAL INDUSTRY CO., LTD.
    Inventors: Toshihiro Nagata, Daisuke Shikama
  • Patent number: 9044013
    Abstract: The present invention provides a glyoxime derivative displaying excellent pesticidal effect or a salt thereof and a pesticide containing the same as an active ingredient. This pesticide is characterized by containing as an active ingredient, a glyoxime derivative expressed by the general formula [I] (in which X represents a cyano group or a carbamoyl group, R1 represents a C1˜C8 alkyl group, a C3˜C6 cycloalkyl C1˜C6 alkyl group, etc, and R2 represents a hydrogen atom, a C1˜C8 alkyl group, a C3˜C6 cycloalkyl C1˜C6 alkyl group, etc.) or an agriculturally acceptable salt thereof.
    Type: Grant
    Filed: November 19, 2012
    Date of Patent: June 2, 2015
    Assignees: KUMIAI CHEMICAL INDUSTRY CO., LTD., IHARA CHEMICAL INDUSTRY CO., LTD.
    Inventors: Shunichirou Fukumoto, Daisuke Shikama, Toshihiro Nagata, Katsuya Kato, Kei Kawamoto, Masaaki Komatsu, Takeshi Matsuda, Seisuke Ito
  • Patent number: 8895035
    Abstract: The present invention provides a novel alkoxyimino derivative or a salt thereof, as well as to a pest control agent containing the derivative or salt thereof as an active ingredient, which shows an excellent pest control effect on a wide range of pests in the agricultural and horticultural field and is also capable of controlling resistant pests. The novel alkoxyimino derivative is characterized by being represented by general formula [I] (in the formula, X, R1, R2 and Q are as defined in the specification) and the post control agent is characterized by containing as an active ingredient the alkoxyimino derivative or a salt thereof.
    Type: Grant
    Filed: June 21, 2011
    Date of Patent: November 25, 2014
    Assignees: Kumiai Chemical Industry Co., Ltd, Ihara Chemical Industry Co., Ltd.
    Inventors: Shunichirou Fukumoto, Daisuke Shikama, Keiji Toriyabe, Toshihiro Nagata, Masaaki Komatsu, Takeshi Matsuda, Yuki Nakano
  • Publication number: 20140288184
    Abstract: The present invention provides a glyoxime derivative displaying excellent pesticidal effect or a salt thereof and a pesticide containing the same as an active ingredient. This pesticide is characterized by containing as an active ingredient, a glyoxime derivative expressed by the general formula [I] (in which X represents a cyano group or a carbamoyl group, R1 represents a C1˜C8 alkyl group, a C3˜C6 cycloalkyl C1˜C6 alkyl group, etc, and IV represents a hydrogen atom, a C1˜C8 alkyl group, a C3˜C6 cycloalkyl C1˜C6 alkyl group, etc.) or an agriculturally acceptable salt thereof.
    Type: Application
    Filed: November 19, 2012
    Publication date: September 25, 2014
    Applicants: IHARA CHEMICAL INDUSTRY CO., LTD., KUMIAI CHEMICAL INDUSTRY CO., LTD.
    Inventors: Shunichirou Fukumoto, Daisuke Shikama, Toshihiro Nagata, Katsuya Kato, Kei Kawamoto, Masaaki Komatsu, Takeshi Matsuda, Seisuke Ito
  • Publication number: 20130102568
    Abstract: [PROBLEMS] The present invention provides a novel alkoxyimino derivative or a salt thereof, as well as to a pest control agent containing the derivative or salt thereof as an active ingredient, which shows an excellent pest control effect on a wide range of pests in the agricultural and horticultural field and is also capable of controlling resistant pests. [MEANS FOR SOLVING PROBLEMS] The novel alkoxyimino derivative is characterized by being represented by general formula [I] (in the formula, X, R1, R2 and Q are as defined in the specification) and the post control agent is characterized by containing as an active ingredient the alkoxyimino derivative or a salt thereof.
    Type: Application
    Filed: June 21, 2011
    Publication date: April 25, 2013
    Applicant: Kumiai Chemical Industry Co., Ltd. and Ihara Chemical Industry Co., Ltd.
    Inventors: Shunichirou Fukumoto, Daisuke Shikama, Keiji Toriyabe, Toshihiro Nagata, Masaaki Komatsu, Takeshi Matsuda, Yuki Nakano