Patents by Inventor Tuyoshi Nakama

Tuyoshi Nakama 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).

  • Drug
    Publication number: 20050003013
    Abstract: A drug is provided comprising of a degradable gel with a saturated moisture content not exceeding 98 wt. % and a functional material, and which permits control of the rate of release of the functional material and performs controlled-release of the functional material over a prolonged period of time, and wherein the gel itself decomposes and dissipates upon completion of release of the functional material.
    Type: Application
    Filed: April 22, 2004
    Publication date: January 6, 2005
    Inventors: Nobuhiko Yui, Koichi Murakami, Tooru Ooya, Ikuo Sato, Tuyoshi Nakama, Ryouji Kawabata
  • Degradable gel and method for producing the same
    Publication number: 20040265389
    Abstract: To provide degradable gel hardly degradable and having enough strength, and a method for producing the same.
    Type: Application
    Filed: April 22, 2004
    Publication date: December 30, 2004
    Inventors: Nobuhiko Yui, Tooru Ooya, Tuyoshi Nakama, Ikuo Sato, Ryouji Kawabata