Patents by Inventor Hajime Konno

Hajime Konno 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).

  • Liposome preparations
    Patent number: 6984397
    Abstract: The present invention provides a pipecolic acid derivative-containing liposome preparation having has an excellent rapid action capable of coping with an emergent situation such as cerebral infarction. A liposome preparation characterized by comprising, as an active ingredient, a pipecolic acid derivative of the ingredient described in the present specification or a pharmaceutically acceptable salt thereof entrapped into liposomes, wherein lecithin is mainly used as the liposome-forming lipid, said liposome preparation containing no cholesterol as a stabilizer.
    Type: Grant
    Filed: August 8, 2003
    Date of Patent: January 10, 2006
    Assignee: Fujisawa Pharmaceutical Company, Ltd.
    Inventors: Jiro Fujisaki, Hajime Konno, Akihiro Kasai, Kazumi Ohtomo
  • Method for producing liposome preparation
    Patent number: 6979461
    Abstract: An object of the present invention is to provide a method for producing a liposome preparation having excellent rapid action and excellent redispersion into aqueous medium. The present invention provides a method for producing a liposome preparation by vacuum drying wherein liposome condensed solution, which is obtained by removing solvent from liposome solution, is subjected to vacuum drying without freezing while bubbling the condensed solution or after the condensed solution is bubbled.
    Type: Grant
    Filed: October 3, 2000
    Date of Patent: December 27, 2005
    Assignee: Fujisawa Pharmaceutical Co., Ltd.
    Inventors: Kazumi Ohtomo, Hajime Konno, Akihiro Kasai
  • Liposome preparations
    Publication number: 20040028728
    Abstract: The present invention provides a pipecolic acid derivative-containing liposome preparation having has an excellent rapid action capable of coping with an emergent situation such as cerebral infarction.
    Type: Application
    Filed: August 8, 2003
    Publication date: February 12, 2004
    Applicant: Fujisawa Pharmaceutical Company, Ltd.
    Inventors: Jiro Fujisaki, Hajime Konno, Akihiro Kasai, Kazumi Ohtomo