Patents by Inventor Hirotoshi Fukutsuka

Hirotoshi Fukutsuka 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).

  • Fatty acid supplemented medium for recombinant production of human serum albumin by yeast
    Patent number: 5334512
    Abstract: A method for producing human serum albumin which comprises cultivating a human serum albumin-producing host prepared by genetic engineering, in a medium containing a fatty acid having 10 to 26 carbon atoms, or its salt, and a method for cultivating the host. HSA production can be greatly increased by the present invention.
    Type: Grant
    Filed: March 20, 1992
    Date of Patent: August 2, 1994
    Assignee: The Green Cross Corporation
    Inventors: Kaoru Kobayashi, Shinobu Kuwae, Tomoshi Ooya, Hirotoshi Fukutsuka, Akinori Sumi, Wataru Ohtani, Takao Ohmura, Kazumasa Yokoyama
  • Inhibition of coloration of human serum albumin
    Patent number: 5294699
    Abstract: A method of inhibiting the coloration of human serum albumin expressed by using the gene manipulation technology which method comprises separating coloring contaminants from said human serum albumin before said coloring contaminants bind to the human serum albumin.
    Type: Grant
    Filed: June 24, 1991
    Date of Patent: March 15, 1994
    Assignee: The Green Cross Corporation
    Inventors: Takao Ohmura, Akinori Sumi, Wataru Ohtani, Naoto Fuluhata, Kaoru Kobayashi, Shinobu Kuwae, Hirotoshi Fukutsuka, Tomoshi Ohya, Hiroshi Morise