Patents by Inventor Shoko Sassa

Shoko Sassa 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).

  • SKIN LIGHTENING AGENT
    Publication number: 20210196599
    Abstract: The object is to provide a skin whitening agent having an excellent skin whitening effect. A compound expressed by the following Formula (1), or an acid addition salt thereof is used as an active ingredient of the skin whitening agent: wherein, X represents an alkylene group having 1 to 2 carbon atoms, where a hydrogen atom may be substituted with a methyl group; Y represents COOR1 or CH2OR2; R1 represents a hydrogen atom, or an optionally branched alkyl group having 1 to 6 carbon atoms; and R2 represents a hydrogen atom or an optionally branched acyl group having 1 to 6 carbon atoms.
    Type: Application
    Filed: April 24, 2019
    Publication date: July 1, 2021
    Inventors: Shoko SASSA, Yasuhito MORI, Yuko SAITOH
  • Melanogenesis inhibitor comprising d-pantothenyl alcohol, and skin-whitening cosmetic containing same melanogenesis inhibitor
    Patent number: 10568822
    Abstract: Provided is a new application for D-pantothenyl alcohol. It is a melanogenesis inhibitor comprising D-pantothenyl alcohol.
    Type: Grant
    Filed: April 2, 2015
    Date of Patent: February 25, 2020
    Assignee: POLA CHEMICAL INDUSTRIES, INC.
    Inventors: Chihiro Kondo, Shoko Sassa, Yuko Saitoh, Yasuhito Mori, Kouji Yokoyama
  • MELANOGENESIS INHIBITOR COMPRISING D-PANTOTHENYL ALCOHOL, AND SKIN-WHITENING COSMETIC CONTAINING SAME MELANOGENESIS INHIBITOR
    Publication number: 20170119638
    Abstract: Provided is a new application for D-pantothenyl alcohol. It is a melanogenesis inhibitor comprising D-pantothenyl alcohol.
    Type: Application
    Filed: April 2, 2015
    Publication date: May 4, 2017
    Inventors: Chihiro Kondo, Shoko Sassa, Yuko Saitoh, Yasuhito Mori, Kouji Yokoyama