Patents by Inventor Masaru Ichimiya

Masaru Ichimiya 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).

  • Prosthesis and a method of making the same
    Patent number: 5732469
    Abstract: A prosthesis for the replacement of hard tissues of human bones and joints, comprising a porous lamination component of metal thin sheets, each having a plurality of through holes and a thickness of 150 .mu.m or less, and being unharmful to the living body, the porous lamination component being formed such that the sheets are laid over one another and are then diffusion-bonded therebetween into one body by heating so that the through holes communicate with one another in the direction of the thickness thereof, and the prosthesis being entirely or partially composed of the porous lamination component. The present invention also relates to a method of making such a prosthesis. The present invention can provide prostheses which are not required to be replaced again, thereby imposing a less burden to patients.
    Type: Grant
    Filed: May 9, 1995
    Date of Patent: March 31, 1998
    Assignee: Kyocera Corporation
    Inventors: Shoichi Hamamoto, Hirokazu Amino, Noriyuki Ishida, Yasunori Tamura, Yoichi Nishio, Masaru Ichimiya
  • Hard tissue prosthesis including porous thin metal sheets
    Patent number: 5496372
    Abstract: A prosthesis for the replacement of hard tissues of human bones and joints, comprising a porous lamination component of metal thin sheets, each having a plurality of through holes and a thickness of 150 .mu.m or less, and being unharmful to the living body, the porous lamination component being formed such that the sheets are laid over one another and are then diffusion-bonded therebetween into one body by heating so that the through holes communicate with one another in the direction of the thickness thereof, and the prosthesis being entirely or partially composed of the porous lamination component. The present invention also relates to a method of making such a prosthesis. The present invention can provide prostheses which are not required to be replaced again, thereby imposing a less burden to patients.
    Type: Grant
    Filed: December 1, 1993
    Date of Patent: March 5, 1996
    Assignee: Kyocera Corporation
    Inventors: Shoichi Hamamoto, Hirokazu Amino, Noriyuki Ishida, Yasunori Tamura, Yoichi Nishio, Masaru Ichimiya