Patents by Inventor Hiroaki GOUDA

Hiroaki GOUDA 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).

  • Analgesic drug using PAC1 receptor antagonistic drug
    Patent number: 11365194
    Abstract: This invention relates to an analgesic drug comprising a compound represented by the following formula (I) or (II), wherein R1 is a C1-6-alkoxy group or a C1-6-haloalkoxy group; R2 is a hydrogen atom; and R is an indazolyl group substituted with a halogen atom; a substituted or unsubstituted phenyl group; a pyrazolyl group; or a substituted or unsubstituted aralkyl group; or a salt thereof, or a solvate thereof.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: June 21, 2022
    Assignees: KAGOSHIMA UNIVERSITY, SHOWA UNIVERSITY
    Inventors: Takashi Kurihara, Ichiro Takasaki, Naoki Toyooka, Hiroaki Gouda
  • ANTIPRURITIC AGENT USING PAC1 RECEPTOR ANTAGONIST
    Publication number: 20220184081
    Abstract: This invention relates to an antipruritic agent of formula (I) or (II), wherein R1 is a hydrogen atom, a C1-6-alkyl group, a C1-6-alkoxy group, a C2-6-alkenyloxy group, a halogen atom, a C1-6-haloalkyl group, a C1-6-haloalkoxy group, or a substituted or unsubstituted phenyl group; R2 is a hydrogen atom, a C1-6-alkyl group, a C1-6-alkoxy group, a C2-6-alkenyloxy group, a halogen atom, a C1-6-haloalkyl group, a C1-6-haloalkoxy group, or a substituted or unsubstituted phenyl group; and R is an indazolyl group substituted with a halogen atom; a substituted or unsubstituted phenyl group; a pyrazolyl group; or a substituted or unsubstituted aralkyl group; or a salt thereof, or a solvate thereof.
    Type: Application
    Filed: February 12, 2020
    Publication date: June 16, 2022
    Applicant: KAGOSHIMA UNIVERSITY
    Inventors: Takashi KURIHARA, lchiro TAKASAKl, Naoki TOYOOKA, Hiroaki GOUDA
  • ANALGESIC DRUG USING PAC1 RECEPTOR ANTAGONISTIC DRUG
    Publication number: 20210188841
    Abstract: This invention relates to an analgesic drug comprising a compound represented by the following formula (I) or (II), wherein R1 is a C1-6-alkoxy group or a C1-6-haloalkoxy group; R2 is a hydrogen atom; and R is an indazolyl group substituted with a halogen atom; a substituted or unsubstituted phenyl group; a pyrazolyl group; or a substituted or unsubstituted aralkyl group; or a salt thereof, or a solvate thereof.
    Type: Application
    Filed: September 27, 2018
    Publication date: June 24, 2021
    Applicants: KAGOSHIMA UNIVERSITY, SHOWA UNIVERSITY
    Inventors: Takashi KURIHARA, Ichiro TAKASAKI, Naoki TOYOOKA, Hiroaki GOUDA