Patents by Inventor Masataka Akiyoshi

Masataka Akiyoshi 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).

  • Composition for treating pain, method for treating pain and composition for reinforcing pain relief action
    Patent number: 5260289
    Abstract: A composition for treating pain, which contains dibucaine, a pharmaceutically acceptable salt of salicylic acid, calcium bromide, and antiphlogistic steroid(s) as active ingredients; and a method for reducing pain, which comprises injecting said composition into the location of pain. Further, the present invention provides a composition containing antiphlogistic steroid as an active ingredient, which is for reinforcing pain relief action of a composition containing dibucaine, a pharmaceutically acceptable salt of salicylic acid, and calcium bromide; and a novel use of antiphlogistic steroid in the treatment of pain.
    Type: Grant
    Filed: June 12, 1992
    Date of Patent: November 9, 1993
    Assignee: Vitacain Pharmaceutical Co., Ltd.
    Inventors: Masayoshi Hyodo, Masataka Akiyoshi