Patents by Inventor Michiharu Nobutoki

Michiharu Nobutoki 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).

  • Pranoprofen gelled ointment
    Patent number: 4525348
    Abstract: An antiinflammatory and analgesic gelled ointment contains pranoprofen, at least one member selected from the group consisting of lower aliphatic alcohol, polyethylene glycol, methyl ethyl ketone and acetone, a gelling agent selected from the group consisting of carboxyvinyl polymer, hydroxyethyl cellulose, alginic acid and carboxymethyl cellulose, a water-soluble basic substance selected from the group consisting of ammonia, sodium hydroxide, potassium hydroxide, triethanolamine, diethanolamine, diisopropanolamine, triisopropanolamine and triethylamine, and water.
    Type: Grant
    Filed: December 19, 1983
    Date of Patent: June 25, 1985
    Assignee: Yoshitomi Pharmaceutical Industries, Ltd.
    Inventors: Kenzo Arizono, Michio Terasawa, Michiharu Nobutoki