Patents by Inventor Renzo Hattori

Renzo Hattori 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).

  • Hair growth stimulants
    Patent number: 6194468
    Abstract: A hair growth stimulant comprising p-menthane-3,8-diol and at least one substance from the group of a blood circulation promoter, a 5&agr;-reductase inhibitor, an antihistaminic, a cell activator, an antiphlogistic and an antimicrobial is disclosed. The hair growth stimulant is free from hormonal action, does not cause side effects and has excellent hair growth promoting effects.
    Type: Grant
    Filed: December 15, 1998
    Date of Patent: February 27, 2001
    Assignees: Takasago International Corporation, Seven Chemical Co., Ltd.
    Inventors: Renzo Hattori, Tadashi Fukuma