Patents by Inventor Yoshikiyo AKASAKA

Yoshikiyo AKASAKA 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).

  • Patent number: 8652524
    Abstract: An organ regeneration device adapted to be used by placing it into a defective portion of an organ to regenerate the organ is provided. The organ regeneration device has a base body having a shape corresponding to a shape of the defective portion of the organ. The organ regeneration device also has particles carried on the base body, wherein the particles are composed of a different material from that of the base body. The organ regeneration device also has a growth-related substance contained in the organ regeneration device for growth and differentiation of cells around the defective portion. The growth-related substance contains an angiogenesis factor. Further, the growth-related substance contains nucleic acid containing a base sequence coding for amino-acid sequence of a growth factor different from the angiogenesis factor. Furthermore, the nucleic acid is introduced into a host cell.
    Type: Grant
    Filed: November 28, 2008
    Date of Patent: February 18, 2014
    Assignees: Hoya Technosurgical Corporation
    Inventors: Ichiro Ono, Yoshikiyo Akasaka, Takehiko Nakajima
  • Publication number: 20090142403
    Abstract: An organ regeneration device adapted to be used by placing it into a defective portion of an organ to regenerate the organ is provided. The organ regeneration device has a base body having a shape corresponding to a shape of the defective portion of the organ. The organ regeneration device also has particles carried on the base body, wherein the particles are composed of a different material from that of the base body. The organ regeneration device also has a growth-related substance contained in the organ regeneration device for growth and differentiation of cells around the defective portion. The growth-related substance contains an angiogenesis factor. Further, the growth-related substance contains nucleic acid containing a base sequence coding for amino-acid sequence of a growth factor different from the angiogenesis factor. Furthermore, the nucleic acid is introduced into a host cell.
    Type: Application
    Filed: November 28, 2008
    Publication date: June 4, 2009
    Applicants: HOYA CORPORATION
    Inventors: Ichiro ONO, Yoshikiyo AKASAKA, Takehiko NAKAJIMA