Patents by Inventor Tsutomu Hrada

Tsutomu Hrada 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).

  • Oral pharmaceutical preparations decreased in bitterness by masking
    Patent number: 7727552
    Abstract: A composition of an oral medicine or an oral medicine which can prevent an unpleasant taste of the medicine is herein disclosed. It is granules, powders, syrups and the like which is prevented from an unpleasant taste, comprising a basic medicine having an unpleasant taste and an anionic polymer such as carrageenan.
    Type: Grant
    Filed: March 26, 1998
    Date of Patent: June 1, 2010
    Assignee: Eisai R&D Management Co., Ltd.
    Inventors: Koji Ukai, Tsutomu Hrada, Yasuyuki Suzuki