Patents by Inventor Keigo KAWABATA

Keigo KAWABATA 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).

  • Melanin decomposition inhibitor
    Patent number: 10966911
    Abstract: To provide an inhibitor of melanin decomposition, which inhibits decomposition of melanin in keratinocytes to accelerate accumulation of melanin in skin and hair. An inhibitor of melanin decomposition in keratinocytes, comprising at least one selected from the group consisting of a plant extract containing berberine or a salt thereof, berberine or a salt thereof, proguanil or a salt thereof and phenformin or a salt thereof, as an active ingredient.
    Type: Grant
    Filed: February 10, 2017
    Date of Patent: April 6, 2021
    Assignee: Kao Corporation
    Inventors: Daiki Murase, Akira Hachiya, Naoki Oya, Kei Takano, Akiko Kawasaki, Keigo Kawabata
  • Melanin Decomposition Inhibitor
    Publication number: 20190053994
    Abstract: To provide an inhibitor of melanin decomposition, which inhibits decomposition of melanin in keratinocytes to accelerate accumulation of melanin in skin and hair. An inhibitor of melanin decomposition in keratinocytes, comprising at least one selected from the group consisting of a plant extract containing berberine or a salt thereof, berberine or a salt thereof, proguanil or a salt thereof and phenformin or a salt thereof, as an active ingredient.
    Type: Application
    Filed: February 10, 2017
    Publication date: February 21, 2019
    Applicant: KAO CORPORATION
    Inventors: Daiki MURASE, Akira HACHIYA, Naoki OYA, Kei TAKANO, Akiko KAWASAKI, Keigo KAWABATA