Patents by Inventor Yumiko Matsuki

Yumiko Matsuki 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).

  • Parenchymal hepatocyte growth factors
    Patent number: 5807711
    Abstract: A novel parenchymal hepatocyte growth factor originating in a human or animal liver, having an estimated molecular weight according to nonreductive SDS-PAGE of about 63,000 to about 69,000, an estimated molecular weight according to reductive SDS-PAGE of about 32,000 to about 36,000 and an estimated molecular weight according to gel filtration of about 60 to about 70 Kd; and having an activity of effecting the growth of parenchymal hepatocyte has been obtained from the hemihepatectomized tissue. Furthermore, a gene coding for the above substance has been obtained from the mRNA of the above tissue and it has thus become possible to mass-produce the above substance.
    Type: Grant
    Filed: September 22, 1995
    Date of Patent: September 15, 1998
    Assignee: Taisho Pharmaceutical Co., Ltd.
    Inventors: Hiroshi Hara, Hiromitsu Yoshimura, Yumiko Matsuki, Saeko Shindo, Kazunori Hanada