Patents by Inventor Tadahiko Mashino

Tadahiko Mashino 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-hepatitis C virus agents and anti-HIV agents
    Patent number: 8344017
    Abstract: An anti-hepatitis C virus agent or anti-HIV agent comprising, as an active ingredient, a fullerene derivative which has a nitrogen atom forming a ring together with adjacent bonded carbon atom pairs constituting the carbon cluster skeleton of the fullerene or a quaternary amine salt thereof is provided.
    Type: Grant
    Filed: November 30, 2010
    Date of Patent: January 1, 2013
    Assignees: Mitsubishi Corporation
    Inventors: Tadahiko Mashino, Kumiko Shimotohno
  • Fullerene derivative fine wire and its manufacturing method
    Patent number: 7976814
    Abstract: The invention presents a fullerene derivative fine wire composed of basic component unit of fullerene derivative, being made of acicular crystal of fullerene derivative, as a fine wire showing high crystallinity and semiconductor performance.
    Type: Grant
    Filed: October 6, 2004
    Date of Patent: July 12, 2011
    Assignee: National Institute For Material Science
    Inventors: Kun'ichi Miyazawa, Tadatomo Suga, Tadahiko Mashino
  • Antihepatitis C virus agent and anti-HIV agent
    Patent number: 7956079
    Abstract: An anti-hepatitis C virus agent or anti-HIV agent comprising, as an active ingredient, a fullerene derivative which has a nitrogen atom forming a ring together with adjacent bonded carbon atom pairs constituting the carbon cluster skeleton of the fullerene or a quaternary amine salt thereof is provided.
    Type: Grant
    Filed: March 10, 2004
    Date of Patent: June 7, 2011
    Assignees: Mitsubishi Corporation
    Inventors: Tadahiko Mashino, Kumiko Shimotohno
  • ANTI-HEPATITIS C VIRUS AGENTS AND ANTI-HIV AGENTS
    Publication number: 20110071202
    Abstract: An anti-hepatitis C virus agent or anti-HIV agent comprising, as an active ingredient, a fullerene derivative which has a nitrogen atom forming a ring together with adjacent bonded carbon atom pairs constituting the carbon cluster skeleton of the fullerene or a quaternary amine salt thereof is provided.
    Type: Application
    Filed: November 30, 2010
    Publication date: March 24, 2011
    Inventors: Tadahiko Mashino, Kumiko Shimotohno
  • Fullerene derivative fine wire and its manufacturing method
    Publication number: 20070053822
    Abstract: The invention presents a fullerene derivative fine wire composed of basic component unit of fullerene derivative, being made of acicular crystal of fullerene derivative, as a fine wire showing high crystallinity and semiconductor performance.
    Type: Application
    Filed: October 6, 2004
    Publication date: March 8, 2007
    Inventors: Kun'ichi Miyazawa, Tadatomo Suga, Tadahiko Mashino
  • Antihepatitis c virus agent and anti-hiv agent
    Publication number: 20070037867
    Abstract: An anti-hepatitis C virus agent or anti-HIV agent comprising, as an active ingredient, a fullerene derivative which has a nitrogen atom forming a ring together with adjacent bonded carbon atom pairs constituting the carbon cluster skeleton of the fullerene or a quaternary amine salt thereof is provided.
    Type: Application
    Filed: March 10, 2004
    Publication date: February 15, 2007
    Inventors: Tadahiko Mashino, Kumiko Shimotohno