Patents by Inventor Anjun Liu

Anjun Liu 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).

  • Hard tissue intactly dissolved materials and method for producing the same
    Patent number: 5897881
    Abstract: A hard tissue intactly dissolved material including original components of hard tissues in pure (non-denatured) form and a method for producing the material are disclosed. Ground hard tissues are mixed with an edible acid and dissolved under reduced pressure. The hard tissue are mainly of mammal bones, however, mammal bone marrow, mammal teeth, shells, crustacean integument, corals, etc., may be used. Also, lactic acid may be used as the edible acid.
    Type: Grant
    Filed: September 23, 1996
    Date of Patent: April 27, 1999
    Assignee: Kabushiki Kaisha Sangi
    Inventor: Anjun Liu