TREA

Tamaki Hoshikawa

Follow

Person

  • Tsukuba, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Salt of pentacyclic compound and crystal thereof
    • Patent number 11,420,980
    • Issue date Aug 23, 2022
    • Eisai R&D Management Co., Ltd.
    • Kenshi Yoshida
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Pentacyclic heterocycles
    • Patent number 11,358,972
    • Issue date Jun 14, 2022
    • Eisai R&D Management Co., Ltd.
    • Yoshiaki Ohashi
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Pentacyclic heterocycles
    • Patent number 11,267,821
    • Issue date Mar 8, 2022
    • Eisai R&D Management Co., Ltd.
    • Yoshiaki Ohashi
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Pentacyclic compound
    • Patent number 10,239,889
    • Issue date Mar 26, 2019
    • Eisai R&D Management Co., Ltd.
    • Yoshiaki Ohashi
    • C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

  • Information Patent Application

    SALT OF PENTACYCLIC COMPOUND AND CRYSTAL THEREOF
    • Publication number 20210024541
    • Publication date Jan 28, 2021
    • Eisai R&D Management Co., Ltd.
    • Kenshi Yoshida
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    PENTACYCLIC HETEROCYCLES
    • Publication number 20200283452
    • Publication date Sep 10, 2020
    • Eisai R&D Management Co., Ltd.
    • Yoshiaki Ohashi
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    PENTACYCLIC COMPOUND
    • Publication number 20190071452
    • Publication date Mar 7, 2019
    • Eisai R&D Management Co., Ltd.
    • Yoshiaki Ohashi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE