Patents by Inventor Hiroaki ISHIMARU

Hiroaki ISHIMARU 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).

  • TRISULFIDE COMPOUND AND CLATHRATE THEREOF
    Publication number: 20260209201
    Abstract: Disclosed is a compound represented by formula (1) or a salt thereof: [Formula 1] [In the formula, R1 is a group represented by formula (2), a group represented by formula (3), a group represented by formula (4), or a group represented by formula (5)] [Formula 2] [In the formula, R2 and R3 each independently are a C1 to 4 alkylene group and * represents a bond] [Formula 3] [In the formula, R4 and R5 each independently represent a hydrogen atom or an optionally substituted C1 to 4 alkyl group, R4 and R5 may form a ring together with the atoms to which they are bonded, and * represents a bond] [Formula 4] [In the formula, * represents a bond] [Formula 5] [In the formula, * represents a bond].
    Type: Application
    Filed: December 22, 2023
    Publication date: July 23, 2026
    Applicant: Kyowa Pharma Chemical Co., Ltd.
    Inventors: Shoichiro TOMONAGA, Hiroaki ISHIMARU, Etsuo OHSHIMA
  • TRISULFIDE COMPOUND
    Publication number: 20260209199
    Abstract: Disclosed is a compound represented by formula (1) or a salt thereof. (In the formula: R10 is a hydrogen atom or the like; R11 is a hydrogen atom or the like; and h and i are each independently 0 or 1.
    Type: Application
    Filed: December 26, 2023
    Publication date: July 23, 2026
    Applicant: Kyowa Pharma Chemical Co., Ltd.
    Inventors: Shoichiro TOMONAGA, Hiroaki ISHIMARU, Etsuo OHSHIMA