Patents by Inventor Kyoko Yamashita

Kyoko Yamashita 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).

  • Serum-free medium for tissue culture containing tissue inhibitor of metalloproteinases and method for growing cells using the medium
    Patent number: 5661034
    Abstract: Provided are serum-free media for tissue culture containing tissue inhibitor of metalloproteinases and methods for culturing animal cells using these media.
    Type: Grant
    Filed: November 16, 1994
    Date of Patent: August 26, 1997
    Assignee: Fuji Yakuhin Kogyo Kabushiki Kaisha
    Inventors: Taro Hayakawa, Kyoko Yamashita, Kazushi Iwata
  • Method for the diagnosis of rheumatoid arthritis
    Patent number: 5190861
    Abstract: A method for diagnosing rheumatoid arthritis, which is characterized by enzyme-immunologically measuring the amount of collagenase inhibitor present in sera, plasmas or synovial fluids by way of a sandwich assay wherein two different monoclonal antibodies which specifically bind to different antigenic determinants of the collagenase inhibitor are used, and comparing the measured amount with that for normal subjects.
    Type: Grant
    Filed: April 25, 1989
    Date of Patent: March 2, 1993
    Assignee: Fuji Yakuhin Kogyo Kabushiki Kaisha
    Inventors: Taro Hayakawa, Shuji Kodama, Kazushi Iwata, Junichi Kishi, Kyoko Yamashita, Hisashi Iwata