Patents by Inventor Kazuhiro Tokunaka

Kazuhiro Tokunaka 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).

  • Anti-single-chain type IV collagen polypeptide antibody, pharmaceutical drug, diagnostic, preventive, or therapeutic drug for tumour containing the antibody
    Patent number: 9163080
    Abstract: A monoclonal antibody, wherein the monoclonal antibody specifically binds to a single-chain type IV collagen polypeptide, and wherein the monoclonal antibody is obtained by a hybridoma line of Anti NK-Antigen monoclonal antibody #141 having Accession No: FERM BP-11300.
    Type: Grant
    Filed: May 7, 2013
    Date of Patent: October 20, 2015
    Assignee: NIPPON KAYAKU KABUSHIKI KAISHA
    Inventors: Makoto Morita, Arihiro Tomura, Kan Saiga, Toshihiko Hayashi, Hidemitsu Sugihara, Kazuhiro Tokunaka, Takamichi Sato, Yasutada Imamura
  • Substituted 2-amino-[1,2,4]triazolo[1,5-a]pyrimidine derivative and use thereof
    Publication number: 20070129383
    Abstract: Disclosed is a [1,2,4]triazolo[1,5-a]pyrimidine derivative represented by the general formula (I) below or a pharmaceutically acceptable salt thereof. Also disclosed is a medicine containing such a derivative or a salt thereof as an active constituent. In the formula, Ar represents a phenyl group which may have a substituent or a 5- or 6-membered aromatic heterocyclic ring which contains one heteroatom and may have a substituent, and R represents a (C1-C6) alkyl group which may be substituted or the like.
    Type: Application
    Filed: October 15, 2004
    Publication date: June 7, 2007
    Inventors: Hiroshi Kuramochi, Akira Masuda, Kazuhisa Shimizu, Eriko Toyoda, Kazuhiro Tokunaka