Patents by Inventor Ryu Kajiki

Ryu Kajiki 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: 20190047968
    Abstract: Disclosed are triazine derivative compounds exhibiting sufficient herbicidal activity at low application dosage when they are applied to soils and foliage, and an agrochemical composition using the same, in particular herbicides.
    Type: Application
    Filed: September 24, 2018
    Publication date: February 14, 2019
    Inventors: Atsushi Shibayama, Ryu Kajiki, Masami Kobayashi, Takashi Mitsunari, Atsushi Nagamatsu
  • Patent number: 10081608
    Abstract: Disclosed are triazine derivative compounds exhibiting sufficient herbicidal activity at low application dosage when they are applied to soils and foliage, and an agrochemical composition using the same, in particular herbicides.
    Type: Grant
    Filed: December 29, 2016
    Date of Patent: September 25, 2018
    Assignee: FMC CORPORATION
    Inventors: Atsushi Shibayama, Ryu Kajiki, Masami Kobayashi, Takashi Mitsunari, Atsushi Nagamatsu
  • Publication number: 20170129861
    Abstract: Disclosed are triazine derivative compounds exhibiting sufficient herbicidal activity at low application dosage when they are applied to soils and foliage, and an agrochemical composition using the same, in particular herbicides.
    Type: Application
    Filed: December 29, 2016
    Publication date: May 11, 2017
    Inventors: Atsushi Shibayama, Ryu Kajiki, Masami Kobayashi, Takashi Mitsunari, Atsushi Nagamatsu
  • Patent number: 9573909
    Abstract: Disclosed are triazine derivative compounds exhibiting sufficient herbicidal activity at low application dosage when they are applied to soils and foliage, and an agrochemical composition using the same, in particular herbicides.
    Type: Grant
    Filed: January 22, 2015
    Date of Patent: February 21, 2017
    Assignee: FMC Corporation
    Inventors: Atsushi Shibayama, Ryu Kajiki, Masami Kobayashi, Takashi Mitsunari, Atsushi Nagamatsu
  • Patent number: 8969554
    Abstract: Disclosed are compounds exhibiting sufficient herbicidal activity at low application dosage when they are applied to soils and foliage, and an agrochemical composition using the same, in particular herbicides. The compounds are triazine derivatives represented by following Formula 1 or salts thereof, and the herbicides containing them: [Chem. 28] wherein in the formula, R1 represents a hydrogen atom; a C1-C12 alkyl group; a C2-C6 alkenyl group, etc., R2 represents a C1-C12 alkyl group, etc., Y and Z represent an oxygen atom or a sulfur atom, and A represents a 5- or 6-membered cyclic group which may contain a nitrogen atom, an oxygen atom, or a sulfur atom.
    Type: Grant
    Filed: May 26, 2011
    Date of Patent: March 3, 2015
    Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.
    Inventors: Atsushi Shibayama, Ryu Kajiki, Masami Kobayashi, Takashi Mitsunari, Atsushi Nagamatsu
  • Publication number: 20130102468
    Abstract: Disclosed are compounds exhibiting sufficient herbicidal activity at low application dosage when they are applied to soils and foliage, and an agrochemical composition using the same, in particular herbicides. The compounds are triazine derivatives represented by following Formula 1 or salts thereof, and the herbicides containing them: [Chem. 28] wherein in the formula, R1 represents a hydrogen atom; a C1-C12 alkyl group; a C2-C6 alkenyl group, etc., R2 represents a C1-C12 alkyl group, etc., Y and Z represent an oxygen atom or a sulfur atom, and A represents a 5- or 6-membered cyclic group which may contain a nitrogen atom, an oxygen atom, or a sulfur atom.
    Type: Application
    Filed: May 26, 2011
    Publication date: April 25, 2013
    Applicants: IHARA CHEMICAL INDUSTRY CO., LTD., KUMIAI CHEMICAL INDUSTRY CO., LTD.
    Inventors: Atsushi Shibayama, Ryu Kajiki, Masami Kobayashi, Takashi Mitsunari, Atsushi Nagamatsu
  • Patent number: 8076487
    Abstract: A pyridone derivative represented by Formula [1] or an agriculturally acceptable salt thereof: wherein R1 is a C1-6 alkyl group, a C2-6 alkenyl group, a C2-6 alkynyl group, or the like; R2 and R3 are each independently a hydrogen atom, a nitro group, a cyano group, or the like; and A is a group represented by Formula A-1, Formula A-2, Formula A-3, Formula A-4, or Formula A-5: The compounds represented by general formula [1] control various weeds growing in upland fields, orchards, paddy fields, and non-crop lands while showing high safety to useful plants and crops.
    Type: Grant
    Filed: January 31, 2007
    Date of Patent: December 13, 2011
    Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.
    Inventors: Fumiaki Takabe, Shunichirou Fukumoto, Ryu Kajiki, Sohei Asakura, Ryohei Ueno, Masami Kobayashi, Satoru Takahashi, Norihisa Yonekura, Ryo Hanai, Takashi Mitsunari
  • Publication number: 20100222592
    Abstract: A pyridone derivative represented by Formula [1] or an agriculturally acceptable salt thereof: wherein R1 is a C1-6 alkyl group, a C2-6 alkenyl group, a C2-6 alkynyl group, or the like; R2 and R3 are each independently a hydrogen atom, a nitro group, a cyano group, or the like; and A is a group represented by Formula A-1, Formula A-2, Formula A-3, Formula A-4, or Formula A-5: The compounds represented by general formula [1] control various weeds growing in upland fields, orchards, paddy fields, and non-crop lands while showing high safety to useful plants and crops.
    Type: Application
    Filed: January 31, 2007
    Publication date: September 2, 2010
    Applicants: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.
    Inventors: Fumiaki Takabe, Shunichirou Fukumoto, Ryu Kajiki, Sohei Asakura, Ryohei Ueno, Masami Kobayashi, Satoru Takahashi, Norihisa Yonekura, Ryo Hanai, Takashi Mitsunari
  • Publication number: 20060287375
    Abstract: A plant disease control agent for agricultural or horticultural use and a pest control agent for agricultural or horticultural use, which contain a benzisothiazoline derivative or a salt thereof as an active ingredient and have the following marked effects. They are highly effective in controlling agricultural or horticultural plant diseases and are highly effective in controlling a wide range of pests. They are effective also in controlling pests having resistance. Furthermore, they are excellent in residual activity and rain resistance without causing chemical damage to crops. The benzisothiazoline derivative of the present invention is represented by the following general formula [I]. The symbols in the formula are defined in the Description.
    Type: Application
    Filed: August 23, 2004
    Publication date: December 21, 2006
    Applicants: Kumiai Chemical INDUSTRY Co., Ltd., Ihara Chemical Industry Co., Ltd., Yoshinori ITSUKI c/o K. I Chemical Research Institute Co., Ltd.
    Inventors: Yoshinori Itsuki, Masaru Shibata, Ryu Kajiki, Shunichirou Fukumoto, Katsumi Furuse, Kouji Yamaji, Satoru Takahashi, Yoshihiro Itou