Patents by Inventor Keiji Tabuchi

Keiji Tabuchi 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).

  • PHARMACEUTICAL FOR PREVENTING OR TREATING AN INNER EAR DISORDER
    Publication number: 20130005698
    Abstract: A pharmaceutical for preventing or treating an inner ear disorder, comprising a spirohydantoin derivative represented by a general formula (I): in the formula, X represents a halogen atom or a hydrogen atom, and R1 and R2 simultaneously or individually represent a hydrogen atom or an optionally substituted C1-6 alkyl group, or a pharmacologically acceptable salt thereof as an active ingredient.
    Type: Application
    Filed: April 25, 2011
    Publication date: January 3, 2013
    Applicants: University of Tsukuba, Sanwa Kagaku Kenkyusho Co., Ltd.
    Inventors: Akira Hara, Keiji Tabuchi, Chihiro Hibi