Patents by Inventor Minoru Hirama

Minoru Hirama 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).

  • Antiallergic compostion
    Patent number: 6090384
    Abstract: Disclosed is an antiallergic composition comprising, as an active ingredient, a peptide which is capable of binding to human IgE, more specifically the high-affinity immunoglobulin E receptor .alpha. chain or a soluble fragment, which is capable of binding to human IgE, or the high-affinity immunoglobulin E receptor .alpha. chain. The composition is clinically useful for blocking allergic responses.
    Type: Grant
    Filed: January 24, 1997
    Date of Patent: July 18, 2000
    Assignees: Chisei RA, Yoshitomi Pharmaceuticals Industries, Ltd.
    Inventors: Chisei Ra, Koji Naito, Minoru Hirama, Ko Okumura
  • Immunoglobulin E receptor .alpha.-chain inhibits IgE production and secondary allergic responses
    Patent number: 5874404
    Abstract: Disclosed is an antiallergic composition comprising, as an active ingredient, a peptide which is capable of binding to human IgE, more specifically the high-affinity immunoglobulin E receptor .alpha.-chain or a soluble fragment, which is capable of binding to human IgE, or the high-affinity immunoglobulin E receptor .alpha.-chain. The composition is clinically useful for blocking allergic responses. An animal model for use in the screening of prophylactic and therapeutic compositions for IgE-related diseases is also disclosed.
    Type: Grant
    Filed: May 3, 1994
    Date of Patent: February 23, 1999
    Assignees: Chisei Ra, The Green Cross Corporation
    Inventors: Chisei Ra, Koji Naito, Minoru Hirama, Ko Okumura, Yukiyoshi Yanagihara