Patents by Inventor Ai Kano

Ai Kano 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).

  • Cosmetic composition with choline derivative
    Patent number: 5468475
    Abstract: The cosmetic composition of this invention which is a 2-methacryloyloxyethylphosphorylcholine polymer (Poly MPC) in a preferable amount of 0.001% to 10% by weight based on the total weight of the cosmetic composition. The cosmetic composition can repair damage to the skin and hair, such as dryness, loss of luster, etc. and enhance the moisture preservation capability thereof. It also has a good feel when applied.
    Type: Grant
    Filed: November 15, 1993
    Date of Patent: November 21, 1995
    Assignees: Pola Chemical Industries Inc., Nobuo Nakabayashi
    Inventors: Masao Shaku, Sayuri Ohkura, Hideo Kuroda, Ai Kano, Nobuo Nakabayashi