Patents by Inventor Johji Kohno

Johji Kohno 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).

  • Method of producing antibodies using colloidal metal as carrier
    Patent number: 5112606
    Abstract: The present invention relates to methods of producing an antibody highly specific to a low-molecular weight substance such as amino acids, peptides, amines, steroids, etc. The invention also relates to a process for producing the same by forming a complex of the substance with colloidal metal particles and sensitizing a mammal with the complex. The antibody can be in the form of an antiserum containing the antibody. Since the antibody has a high specificity to the intended low-molecular weight substance, it is useful as a reagent for various immunohistochemical methods and immunoassays.
    Type: Grant
    Filed: September 29, 1989
    Date of Patent: May 12, 1992
    Inventors: Sadao Shiosaka, Johji Kohno, Hiroshi Kiyama, Masaya Tohyama, Yahe Shiotani