Patents by Inventor Masanao Nakoshi

Masanao Nakoshi 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 composition containing biologically active peptide or protein
    Patent number: 5733877
    Abstract: A pharmaceutical composition is disclosed comprising a fat emulsion containing microspheres and having its electric charge adjusted to a negative value and a biologically active substance selected from the group consisting of a basic peptide and a basic protein, which biologically active substance is adsorbed to the microspheres in the fat emulsion. An acidic phospholipid, a fatty acid, a bilic acid and a salt of such substances is preferred as an agent for adjusting the electric charge of the fat emulsion. Motilin derivatives, vasoactive intestinal polypeptide derivatives and calcitonin are preferred biologically active substances.
    Type: Grant
    Filed: July 18, 1995
    Date of Patent: March 31, 1998
    Assignee: Sanwa Kagaku Kenkyusho Co., Ltd.
    Inventors: Makoto Sato, Toshiyuki Kouzaki, Yoko Ishihara, Shigeaki Yoshina, Masanao Nakoshi, Tatsushi Maeda