Patents by Inventor Masako Hatoh

Masako Hatoh 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).

  • Quantitative immunoassay utilizing liposomes
    Patent number: 5108934
    Abstract: There is disclosed, in an immunoassay employing an immunoassay reagent comprising liposomes comprised of at least any one of phospholipids and glycolipids, a marker material enclosed in said liposomes, and an antibody or part of the antibody, or an antigen, immobilized on said liposomes by a cross-linking method, the improvement wherein a material for preventing nonspecific lysis of the liposomes is made present together in a reaction mixture.
    Type: Grant
    Filed: February 19, 1988
    Date of Patent: April 28, 1992
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Kyuji Rokugawa, Masako Hatoh, Yoshio Ishimori