Patents by Inventor Yoriko Nakai

Yoriko Nakai 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).

  • Antibacterial and antifungal activity method, therapeutic method of infectious diseases and preserving method of cosmetics
    Patent number: 5696169
    Abstract: The present invention provides a method of controlling bacteria or fungi which comprises contacting therewith a zinc compound and at least one member selected from among hinokitiol and salts thereof; a method of treating infectious diseases caused by bacteria or fungi which comprises administering a zinc compound and at least one member selected from among hinokitiol and salts thereof; and a method of preserving cosmetics which comprises adding thereto a zinc compound and at least one member selected from among hinokitiol and salts thereof.
    Type: Grant
    Filed: March 7, 1994
    Date of Patent: December 9, 1997
    Assignee: Otsuka Pharmaceutical Co., Ltd.
    Inventors: Yoshiro Otsu, Yaeno Arima, Yoriko Nakai