Patents by Inventor Norio Koide

Norio Koide 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).

  • Process for culturing hepatocytes for formation of spheroids
    Patent number: 5624839
    Abstract: Hepatocytes spheroids can be formed by culturing hepatocytes in a culture vessel using a lipid-bound glycosaminoglycan as a culture substrate. Floating spheroids of hepatocytes can be obtained efficiently, which are capable of maintaining liver-specific functions and of keeping the spheroid form stably for a prolonged period of time.
    Type: Grant
    Filed: May 30, 1995
    Date of Patent: April 29, 1997
    Assignee: Seikagaku Kogyo Kabushiki Kaisha (Seikagaku Corporation)
    Inventors: Toshikazu Yada, Norio Koide, Koji Kimata