Patents by Inventor Mamiko SUZUKI

Mamiko SUZUKI 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).

  • Oil composition, production method thereof, oily base and external preparation for skin
    Patent number: 10945939
    Abstract: An oil composition containing 70 to 100% by mass of an oil composition (A) which is mainly composed of a steradiene having a 3, 5-conjugated diene structure formed by dehydrating a hydroxyl group at 3-C of phytosterol, while having a phytosterol content of 20% by mass or less, and which is liquid at 25° C., and 0 to 30% by mass of an oil (B) which is soluble in the oil composition (A) has excellent transparency and gloss imparting property, and is useful as an oily base to produce an external preparation for skin. An external preparation for skin which contains the oil composition as an oil base is excellent in gloss and adhesion. The content of the steradiene in the oil composition (A) is usually 60% by mass or more, and is preferably 95% by mass or more.
    Type: Grant
    Filed: February 9, 2018
    Date of Patent: March 16, 2021
    Assignee: YOKOZEKI OIL & FAT INDUSTRIES CO., LTD.
    Inventors: Minoru Omori, Chisato Obana, Mamiko Suzuki
  • OIL COMPOSITION, PRODUCTION METHOD THEREOF, OILY BASE AND EXTERNAL PREPARATION FOR SKIN
    Publication number: 20200054542
    Abstract: An oil composition containing 70 to 100% by mass of an oil composition (A) which is mainly composed of a steradiene having a 3, 5-conjugated diene structure formed by dehydrating a hydroxyl group at 3-C of phytosterol, while having a phytosterol content of 20% by mass or less, and which is liquid at 25° C., and 0 to 30% by mass of an oil (B) which is soluble in the oil composition (A) has excellent transparency and gloss imparting property, and is useful as an oily base to produce an external preparation for skin. An external preparation for skin which contains the oil composition as an oil base is excellent in gloss and adhesion. The content of the steradiene in the oil composition (A) is usually 60% by mass or more, and is preferably 95% by mass or more.
    Type: Application
    Filed: February 9, 2018
    Publication date: February 20, 2020
    Applicant: YOKOZEKI OIL & FAT INDUSTRIES CO., LTD.
    Inventors: Minoru OMORI, Chisato OBANA, Mamiko SUZUKI