Patents by Inventor Toshie Narita

Toshie Narita 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).

  • Moisturizing composition, base containing the same, and cosmetic or external preparation containing the moisturizing composition
    Patent number: 6416771
    Abstract: A moisturizing composition comprising a trihydric or more water soluble polyhydric alcohol, lecithin and 3-methyl-1,3-butylene glycol, wherein lecithin: the trihydric or more water soluble polyhydric alcohol+3-methyl-1,3-butylene glycol=1:1,000 to 1:1 (weight ratio) and the trihydric or more water soluble polyhydric alcohol:3-methyl-1,3-butylene glycol=1:10 to 20:1 (weight ratio), various bases containing the moisturizing composition, and a cosmetic or external preparation containing the moisturizing composition. The moisturizing composition, bases, and cosmetic and external preparation are excellent in moisturizing properties, and have good stability.
    Type: Grant
    Filed: July 21, 2000
    Date of Patent: July 9, 2002
    Assignee: The Nisshin Oil Mills Ltd.
    Inventors: Keiichi Oyama, Toshie Narita, Masaaki Fujisawa, Naoko Tsuchiya, Misako Tsuji
  • Humectant composition, base containing the same, and cosmetic material or external preparation containing said humectant composition
    Patent number: 6117434
    Abstract: A moisturizing composition comprising a trihydric or more water soluble polyhydric alcohol, lecithin and 3-methyl-1,3-butylene glycol, wherein lecithin:the trihydric or more water soluble polyhydric alcohol+3-methyl-1,3-butylene glycol=1:1,000 to 1:1 (weight ratio) and the trihydric or more water soluble polyhydric alcohol:3-methyl-1,3-butylene glycol=1:10 to 20:1 (weight ratio), various bases containing the moisturizing composition, and a cosmetic or external preparation containing the moisturizing composition. The moisturizing composition, bases, and cosmetic and external preparation are excellent in moisturizing properties, and have good stability.
    Type: Grant
    Filed: May 14, 1998
    Date of Patent: September 12, 2000
    Assignee: The Nisshin Oil Mills Ltd.
    Inventors: Keiichi Oyama, Toshie Narita, Masaaki Fujisawa, Naoko Tsuchiya, Misako Tsuji