Patents by Inventor Nakatomi Fukuda

Nakatomi Fukuda 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).

  • Permanent waving composition comprising amino acids
    Patent number: 4459284
    Abstract: Permanent waving composition containing thioglycolic acid or a salt thereof, and an acidic and/or neutral amino acid.
    Type: Grant
    Filed: June 9, 1981
    Date of Patent: July 10, 1984
    Assignee: Nikko Pharmaceutical Co., Ltd.
    Inventors: Tanehiko Azuma, Kiyofumi Wakui, Nakatomi Fukuda, Yukio Sugihara