Patents by Inventor Kazuhiro Ikenaka

Kazuhiro Ikenaka 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).

  • HEPATOCELLULAR CARCINOMA MARKER
    Publication number: 20120208284
    Abstract: A hepatocellular carcinoma marker comprising a sugar chain represented by any one of the (1) to (7) shown below is used for a method for diagnosis of hepatocellular carcinoma, especially for differential diagnosis between liver cirrhosis and hepatocellular carcinoma.
    Type: Application
    Filed: March 16, 2012
    Publication date: August 16, 2012
    Inventors: Kazuhiro IKENAKA, Akihiro Deguchi, Mikito Higashi
  • Therapy by intrathecal administration of antitumor agent FUDR
    Patent number: 6140311
    Abstract: The invention relates to a novel method of treating malignant brain tumors and meningeal dissemination of malignant tumors by intrathecally giving FUDR, an antitumor agent, to produce an outstanding therapeutic effect selectively on the tumor cells with safety.
    Type: Grant
    Filed: January 27, 1997
    Date of Patent: October 31, 2000
    Assignee: Taiho Pharmaceutical Company, Limited
    Inventors: Hidemitsu Nakagawa, Masanobu Yamada, Kazuhiro Ikenaka
  • Cells producing recombinant retrovirus
    Patent number: 6001633
    Abstract: An objective of the present invention is to provide a packaging cell for preparing a retrovirus having a high viral titer. The cell producing a recombinant retrovirus is constructed by introducing, the Polyoma virus early region gene together with a recombinant plasmid or a recombinant retrovirus free from any replication origin derived from Polyoma virus into a packaging cell for preparing a recombinant retrovirus.
    Type: Grant
    Filed: March 31, 1998
    Date of Patent: December 14, 1999
    Assignee: Wakunaga Seiyaku Kabushiki Kaisha
    Inventors: Tadanori Yoshimatsu, Kazuhiro Ikenaka