Patents by Inventor Takao Iwasa

Takao Iwasa 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: 20200275655
    Abstract: A compound represented by formula (I) or formula (II): wherein, A represents an oxygen atom or a sulfur atom; X1 represents a halogeno group, a substituted or unsubstituted C1-6 alkyl group and so on; m represents the number of X1 and is any integer of 0 to 5; any two of X1 may be bound together to form a bivalent hydrocarbon group; Y represents a single bond or a substituted or unsubstituted C2-6 alkenylene group; Q1 represents a substituted or unsubstituted C6-10 arylene group or a substituted or unsubstituted 6- to 10-membered heteroarylene group; Q2 represents a substituted or unsubstituted C6-10 aryl group or a substituted or unsubstituted 5- to 6-membered heteroaryl group; Zq? represents a counter ion; and q represents a valence of the counter ion and is 1 or 2.
    Type: Application
    Filed: November 27, 2018
    Publication date: September 3, 2020
    Applicant: Nippon Soda Co., Ltd.
    Inventors: Takao IWASA, Katsunori TANAKA, Atsuko NABETA, Riho TAGUCHI, Kotaro SHIBAYAMA, Hiroto SUZUKI, Rie SAKAMOTO, Miho TAKAHASHI, Tsuyoshi HOYA
  • Publication number: 20200187501
    Abstract: The present invention provides a compound represented by formula (I) or salt thereof (in the formula, A1 and A2 each independently represents a nitrogen atom or the like, B1, B2, B3 and B4 each independently represents a carbon atom or nitrogen atom, X1 represents an unsubstituted or substituted C1-6 alkyl group or the like, n represents a number of X1 and represents an integer of 0-4, R1 represents a halogeno group or the like, R2 represents an unsubstituted or substituted C1-6 alkyl group or the like, m represents a number of the oxide group bonding with the nitrogen atom which does not bond with R2 on the imidazole ring, and represents 0 or 1, R3 represents a hydrogen atom or the like, Ar represents an unsubstituted or substituted C6-10 aryl group.
    Type: Application
    Filed: February 21, 2020
    Publication date: June 18, 2020
    Applicant: Nippon Soda Co., Ltd.
    Inventors: Hikaru Aoyama, Maki MATSUI, Takao IWASA, Kazushige FUJII, Tomomi KOBAYASHI, Keita SAKANISHI
  • Publication number: 20200170254
    Abstract: The present invention provides a compound represented by formula (I) (in formula (I), R1 represents a substituted or unsubstituted C1-6 alkyl group, R2 represents a substituted or unsubstituted C1-8 alkyl group, R3 represents a hydrogen atom or a substituted or unsubstituted C1-6 alkyl group, A represents a substituted or unsubstituted o-phenylene group, a substituted or unsubstituted bezylene group, or the like, B represents an oxy group, a substituted or unsubstituted oxymethylene group, or the like, and Q represents a substituted or unsubstituted o-phenylene group), or a salt thereof.
    Type: Application
    Filed: June 12, 2018
    Publication date: June 4, 2020
    Applicant: Nippon Soda Co., Ltd.
    Inventors: Kotaro Shibayama, Hiroto SUZUKI, Takao IWASA, Koichi HIRATA, Ryutaro KIYOTA
  • Publication number: 20200163336
    Abstract: A pest control agent according to the present invention contains a compound of formula (I) (in the formula, Ar represents a substituted or unsubstituted C6-10 aryl group, R1 represents a cyano group or a substituted or unsubstituted thiocarbamoyl group, R2 represents a hydrogen atom, a halogeno group, a substituted or unsubstituted C1-6 alkyl group, a hydroxyl group, or a substituted or unsubstituted C1-6 alkoxy group, R3 represents a hydrogen atom, a halogeno group, a substituted or unsubstituted C1-6 alkyl group, or the like, and Q represents a cyclic amino group) or a salt thereof.
    Type: Application
    Filed: August 20, 2018
    Publication date: May 28, 2020
    Applicant: Nippon Soda Co., Ltd.
    Inventors: Fumiya NISHIO, Jun IWATA, Satoshi MAKINO, Takao IWASA, Koichi HIRATA, Isami HAMAMOTO
  • Publication number: 20200140414
    Abstract: A compound represented by a formula (I) or a salt thereof: wherein A1 represents CR1 or a nitrogen atom; A2 represents CR2 or a nitrogen atom; A3 represents CR3 or a nitrogen atom, provided that two or more of A1 to A3 do not represent nitrogen atoms at the same time; R1, R2 and R3 each independently represent a hydrogen atom or the like; B1 represents CH or a nitrogen atom; R4 represents a substituted or unsubstituted C1-6 alkyl group or the like; R5 represents a substituted or unsubstituted C1-6 alkylthio group or the like; and R6 represents a substituted or unsubstituted C1-6 alkyl group or the like.
    Type: Application
    Filed: June 22, 2018
    Publication date: May 7, 2020
    Applicant: Nippon Soda Co., Ltd.
    Inventors: Keita SAKANISHI, Hikaru AOYAMA, Norifumi SAKIYAMA, Takao IWASA, Daisuke USHIJIMA, Maki MATSUI
  • Patent number: 10548316
    Abstract: The present invention provides a compound represented by formula (I), (in the formula, A1 and A2 each independently represents a carbon atom or a nitrogen atom; X1 represents an unsubstituted or substituted C1-6 alkyl group or the like; n represents an integer of 0 to 4; R1 represents an unsubstituted or substituted C1-6 alkylthio group or the like; B1 and B4 each independently represent a carbon atom, a nitrogen atom or the like; R2 and R3 each independently represent a hydrogen atom, a halogeno group or the like; Ar represents an unsubstituted or substituted C6-10 aryl group or the like) or a salt thereof, and a harmful organism control agent including thereof.
    Type: Grant
    Filed: June 17, 2016
    Date of Patent: February 4, 2020
    Assignee: Nippon Soda Co., Ltd.
    Inventors: Hikaru Aoyama, Maki Matsui, Keita Sakanishi, Takao Iwasa, Tomomi Kobayashi, Koichi Hirata
  • Publication number: 20190359588
    Abstract: A compound represented by the following Formula (I) or a salt thereof, as well as a formulation for controlling harmful organisms, and in particular, an insecticidal formulation, a miticidal formulation, a formulation for controlling ectoparasites or a formulation for controlling or killing endoparasites, which contains at least one compound selected from the compounds of Formula (I) and salts thereof as an active ingredient wherein, each of R1 and R2 independently represents a hydrogen atom, a substituted or unsubstituted C1-6 alkyl group, or the like, with the proviso that when R2 represents a hydrogen atom, R1 represents a substituted or unsubstituted C6-10 aryl group or a substituted or unsubstituted 3- to 6-membered heterocyclyl group; R3 represents a C1-6 alkylthio group or the like; each of R4 and R5 independently represents a hydrogen atom, a halogeno group or the like; and Ar represents a substituted or unsubstituted C6-10 aryl group, or a substituted or unsubstituted 5- to 6-membered heteroaryl
    Type: Application
    Filed: December 14, 2017
    Publication date: November 28, 2019
    Applicant: Nippon Soda Co., Ltd.
    Inventors: Keita SAKANISHI, Takao IWASA, Norifumi SAKIYAMA, Hikaru AOYAMA, Tomomi KOBAYASHI
  • Publication number: 20190225577
    Abstract: A compound represented by formula (I) or a salt thereof. In formula (I), R1 and R4 each independently represent a hydrogen atom, or an unsubstituted or substituted C1 to C6 alkyl group or the like. R2 represents a hydrogen atom, or an unsubstituted or substituted C1 to C6 alkyl group or the like. R3 represents an unsubstituted or substituted C1 to C6 alkyl group or the like. R5 represents a C1 to C6 haloalkyl group or the like. G represents an oxygen atom or a sulfur atom. R6 and R7 each independently represent a hydrogen atom, or an unsubstituted or substituted C1 to C6 alkyl group or the like. n represents 0 or 1. R8 and R9 each independently represent a hydrogen atom, or an unsubstituted or substituted C1 to C6 alkyl group. Ar represents an unsubstituted or substituted C6 to C10 aryl group or the like.
    Type: Application
    Filed: August 28, 2017
    Publication date: July 25, 2019
    Applicant: Nippon Soda Co., Ltd.
    Inventors: Jun TAKAHASHI, Tetsuro KATO, Takao IWASA
  • Publication number: 20190191702
    Abstract: A compound represented by a formula (I), or a salt thereof: wherein Ar1 is a substituted or unsubstituted C6-10 aryl group, or the like; the number of X1 groups that can be substituted on Ar1 is 5 or less; X1 is a halogeno group, a substituted or unsubstituted C1-6 alkyl group, or the like; Z is a single bond, a sulfur atom, or an oxygen atom; A is a nitrogen atom or a carbon atom; X2 is a halogeno group, a substituted or unsubstituted C1-6 alkyl group, or the like; m is an integer of 0 to 2 when A is a nitrogen atom and is an integer of 0 to 3 when A is a carbon atom; R1 to R4 and R6 to R9 each independently represent a hydrogen atom, a substituted or unsubstituted C1-6 alkyl group, or the like; R5 is a hydrogen atom, a substituted or unsubstituted C1-6 alkyl group, or the like; k represents the number of CR6R7 moieties in a parenthesis and is 0 or 1; h represents the number of CR3R4 moieties in a parenthesis and is 0 or 1; and Ar is a substituted or unsubstituted C6-10 aryl group, or the like.
    Type: Application
    Filed: May 2, 2017
    Publication date: June 27, 2019
    Applicant: Nippon Soda Co., Ltd.
    Inventors: Jun IWATA, Fumiya NISHIO, Takao IWASA, Satoshi MAKINO, Koichi HIRATA
  • Publication number: 20190185459
    Abstract: A compound represented by Formula (I), or a salt thereof: wherein, R1 represents an unsubstituted or substituted C1-6 alkylthio group, or the like; A1 represents a nitrogen atom or CH; A2 represents a nitrogen atom or CR2; R2 and R3 each independently represents a hydrogen atom, an unsubstituted or substituted C6-10 aryl group, an unsubstituted or substituted 3- to 6-membered heterocyclyl group, or the like; B1 and B2 each independently represents a nitrogen atom or CR5, with the proviso that B1 and B2 do not represent CR5 at the same time, wherein R5 represents a hydrogen atom, an unsubstituted or substituted C1-6 alkyl group, or the like; R4 represents an unsubstituted or substituted C1-6 alkyl group, or the like, and R4 binds to any one of nitrogen atoms forming an imidazole ring or a triazole ring; and Ar represents an unsubstituted or substituted C6-10 aryl group or the like.
    Type: Application
    Filed: September 13, 2017
    Publication date: June 20, 2019
    Applicant: Nippon Soda Co., Ltd.
    Inventors: Keita SAKANISHI, Takao IWASA, Hikaru AOYAMA, Norifumi SAKIYAMA, Daisuke USHIJIMA, Maki MATSUI, Tomomi KOBAYASHI
  • Publication number: 20180362470
    Abstract: A compound represented by Formula (I), or a salt or N-oxide compound thereof is provided. In Formula (I), A1 to A4 each independently represents a carbon atom or nitrogen atom, X1 represents a C1-6 alkyl group or the like, n represents the number of X1 groups, R1 represents a C1-6 alkylthio group or the like, and D is a group represented by Formula (D-1) or (D-2), and in Formula (D-1) and (D-2), * represents a binding position, Q represents a C1-6 alkyl group or the like, B1 and B2 each independently represents a nitrogen atom or the like, R2 represents a C1-6 alkyl group or the like that is bound to one of the nitrogen atoms in Formula (D-1), B3 and B4 each independently represents a nitrogen atom or carbon atom, R4 represents a C1-6 alkyl group or the like, and m represents the number of R4 groups.
    Type: Application
    Filed: December 15, 2016
    Publication date: December 20, 2018
    Applicant: Nippon Soda Co., Ltd.
    Inventors: Isami Hamamoto, Hikaru AOYAMA, Keita SAKANISHI, Takao IWASA, Tomomi KOBAYASHI
  • Publication number: 20180289006
    Abstract: The present invention provides a compound represented by formula (I) or salt thereof (in the formula, A1 and A2 each independently represents a nitrogen atom or the like, B1, B2, B3 and B4 each independently represents a carbon atom or nitrogen atom, X1 represents an unsubstituted or substituted C1-6 alkyl group or the like, n represents a number of X1 and represents an integer of 0-4, R1 represents a halogeno group or the like, R2 represents an unsubstituted or substituted C1-6 alkyl group or the like, m represents a number of the oxide group bonding with the nitrogen atom which does not bond with R2 on the imidazole ring, and represents 0 or 1, R3 represents a hydrogen atom or the like, Ar represents an unsubstituted or substituted C6-10 aryl group.
    Type: Application
    Filed: June 11, 2018
    Publication date: October 11, 2018
    Applicant: Nippon Soda Co., Ltd.
    Inventors: Hikaru Aoyama, Maki MATSUI, Takao IWASA, Kazushige FUJII, Tomomi KOBAYASHI, Keita SAKANISHI
  • Patent number: 10021880
    Abstract: The present invention provides a compound represented by formula (I) or salt thereof (in the formula, A1 and A2 each independently represents a nitrogen atom or the like, B1, B2, B3 and B4 each independently represents a carbon atom or nitrogen atom, X1 represents an unsubstituted or substituted C1-6 alkyl group or the like, n represents a number of X1 and represents an integer of 0-4, R1 represents a halogeno group or the like, R2 represents an unsubstituted or substituted C1-6 alkyl group or the like, m represents a number of the oxide group bonding with the nitrogen atom which does not bond with R2 on the imidazole ring, and represents 0 or 1, R3 represents a hydrogen atom or the like, Ar represents an unsubstituted or substituted C6-10 aryl group.
    Type: Grant
    Filed: August 11, 2015
    Date of Patent: July 17, 2018
    Assignee: Nippon Soda Co., Ltd.
    Inventors: Hikaru Aoyama, Maki Matsui, Takao Iwasa, Kazushige Fujii, Tomomi Kobayashi, Keita Sakanishi
  • Publication number: 20180160686
    Abstract: The present invention provides a compound represented by formula (I), (in the formula, A1 and A2 each independently represents a carbon atom or a nitrogen atom; X1 represents an unsubstituted or substituted C1-6 alkyl group or the like; n represents an integer of 0 to 4; R1 represents an unsubstituted or substituted C1-6 alkylthio group or the like; B1 and B4 each independently represent a carbon atom, a nitrogen atom or the like; R2 and R3 each independently represent a hydrogen atom, a halogeno group or the like; Ar represents an unsubstituted or substituted C6-10 aryl group or the like) or a salt thereof, and a harmful organism control agent including thereof.
    Type: Application
    Filed: June 17, 2016
    Publication date: June 14, 2018
    Applicant: Nippon Soda Co., Ltd.
    Inventors: Hikaru AOYAMA, Maki MATSUI, Keita SAKANISHI, Takao IWASA, Tomomi KOBAYASHI, Koichi HIRATA
  • Publication number: 20170223958
    Abstract: The present invention provides a compound represented by formula (I) or salt thereof (in the formula, A1 and A2 each independently represents a nitrogen atom or the like, B1, B2, B3 and B4 each independently represents a carbon atom or nitrogen atom, X1 represents an unsubstituted or substituted C1-6 alkyl group or the like, n represents a number of X1 and represents an integer of 0-4, R1 represents a halogeno group or the like, R2 represents an unsubstituted or substituted C1-6 alkyl group or the like, m represents a number of the oxide group bonding with the nitrogen atom which does not bond with R2 on the imidazole ring, and represents 0 or 1, R3 represents a hydrogen atom or the like, Ar represents an unsubstituted or substituted C6-10 aryl group.
    Type: Application
    Filed: August 11, 2015
    Publication date: August 10, 2017
    Applicant: Nippon Soda Co., Ltd.
    Inventors: Hikaru AOYAMA, Maki MATSUI, Takao IWASA, Kazushige FUJII, Tomomi KOBAYASHI, Keita SAKANISHI
  • Publication number: 20170035711
    Abstract: A parasite-control or parasiticide agent that exhibits excellent effects of controlling or expelling parasites, particularly endoparasites and that can be used safely contains at least one selected from the group consisting of compounds represented by formula (I) and salts thereof as an active ingredient thereof (In the formula (I), Cy represents a heteroaryl group or the like, X represents a halogeno group or the like, n is an integer of 0 to 5, in the case where n is 2 or more, X is identical or different, R1 represents an unsubstituted or substituted C1-6 alkyl group or the like, A represents a nitrogen atom or the like, R2, R3, and R4 each independently represents a hydrogen atom, an unsubstituted or substituted C1-6 alkyl group, or the like, and R5 represents an unsubstituted or substituted C6-10 aryl group, unsubstituted or substituted heteroaryl group, or the like.
    Type: Application
    Filed: April 20, 2015
    Publication date: February 9, 2017
    Applicant: Nippon Soda Co., Ltd.
    Inventor: Takao IWASA
  • Patent number: 9474740
    Abstract: wherein, in formula (III), X1 represents a C1-6 alkyl group which is unsubstituted or has a substituent, or other groups; m1 represents any integer of 0 to 5; A represents an oxygen atom or a sulfur atom; each of R1 and R2 independently represents a hydrogen atom, a C1-6 alkyl group which is unsubstituted or has a substituent, or other groups; R5 represents a hydrogen atom or a C1-6 alkyl group which is unsubstituted or has a substituent; B represents an oxygen atom or a sulfur atom; Q2 represents a C7-11 aralkyl group which is unsubstituted or has a substituent X2, or other groups; and each of R3a, R3b, R4a, and R4b independently represents a hydrogen atom, a C1-6 alkyl group which is unsubstituted or has a substituent, or other groups.
    Type: Grant
    Filed: February 28, 2014
    Date of Patent: October 25, 2016
    Assignee: Nippon Soda Co., Ltd.
    Inventors: Takao Iwasa, Koichi Hirata
  • Publication number: 20160008321
    Abstract: wherein, in formula (III), X1 represents a C1-6 alkyl group which is unsubstituted or has a substituent, or other groups; ml represents any integer of 0 to 5; A represents an oxygen atom or a sulfur atom; each of R1 and R2 independently represents a hydrogen atom, a C1-6 alkyl group which is unsubstituted or has a substituent, or other groups; R5 represents a hydrogen atom or a C1-6 alkyl group which is unsubstituted or has a substituent; B represents an oxygen atom or a sulfur atom; Q2 represents a C7-11 aralkyl group which is unsubstituted or has a substituent X2, or other groups; and each of R3a, R3b, R4a, and R4b independently represents a hydrogen atom, a C1-6 alkyl group which is unsubstituted or has a substituent, or other groups.
    Type: Application
    Filed: February 28, 2014
    Publication date: January 14, 2016
    Applicant: Nippon Soda Co., Ltd.
    Inventors: Takao Iwasa, Koichi HIRATA
  • Patent number: 8697867
    Abstract: Cyclic amine compounds represented by formula (1) or salts thereof or N-oxides thereof, wherein Cy1 represents an unsubstituted or substituted aromatic ring; X represents oxygen, sulfur, unsubstituted or substituted nitrogen, sulfinyl, or sulfonyl; R1a and R2a, R1a and R4a, R2a and R3a, or R3a and R4a form saturated rings together; R1a, R1b, R2a, R2b, R3a, R3b, R4a, R4b, and R5 which do not form the saturated rings are each independently hydrogen, hydroxyl, halogen, unsubstituted or substituted amino, nitro, or an organic group; Cy2 represents an unsubstituted or substituted aromatic ring with a proviso that Cy2 is an unsubstituted or substituted heteroaromatic ring when R1a and R2a form a saturated ring together and Cy1 is an unsubstituted or substituted phenyl, and Cy2 is a substituted pyridin-2-yl having one or more cyano as a substituent when Cy1 is an unsubstituted or substituted phenyl and Cy2 is a pyridin-2-yl.
    Type: Grant
    Filed: August 15, 2013
    Date of Patent: April 15, 2014
    Assignee: Nippon Soda Co., Ltd.
    Inventors: Isami Hamamoto, Jun Takahashi, Makio Yano, Masahiro Kawaguchi, Daisuke Hanai, Takao Iwasa
  • Patent number: RE45364
    Abstract: A chemical compound represented by the formula [I]: (wherein R1 represents a hydroxyl group or the like, m represents 0 or an integer of 1 to 5, R2 represents a halogen atom or the like, k represents 0 or an integer of 1 to 4, R3, R31, R4, R41, R5, R51, R6, R61, and R7 each independently represents a hydrogen atom or the like, X represents an oxygen atom or the like, and n represents 1), a salt, an N-oxide of the chemical compound represented by formula [I], and a pest control agent containing the formula [I] as its active constituent.
    Type: Grant
    Filed: January 21, 2014
    Date of Patent: February 3, 2015
    Assignee: Nippon Soda Co., Ltd.
    Inventors: Isami Hamamoto, Jun Takahashi, Makio Yano, Daisuke Hanai, Takao Iwasa