Patents by Inventor Chie Tomioka

Chie Tomioka 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).

  • Total parenteral nutrition solution containing water-soluble vitamin B
    Patent number: 5767123
    Abstract: A TPN solution to be prepared before using which comprises two separate infusions of an amino acid-infusion and a saccharide-infusion wherein both of said infusions contain no sulfite ion, either one of said infusions contains a water-soluble vitamin B, a pH of the infusion containing a water-soluble vitamin B is acidic and a pH of the TPN solution prepared by mixing both infusions is neutral. According to the TPN solution of the present invention, a water-soluble vitamin B can be stably preserved in a TPN solution for a long term though it has been recognized that the water-soluble vitamin B could not be contained in a TPN solution. The present invention enables to practically use a TPN solution previously containing a water-soluble vitamin B.
    Type: Grant
    Filed: November 16, 1995
    Date of Patent: June 16, 1998
    Assignee: Tanabe Seiyaku Co., Ltd.
    Inventors: Masanori Yoshida, Saburo Matsuda, Chie Tomioka