Patents by Inventor Yoshiro Ohmomo

Yoshiro Ohmomo 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).

  • Increasing labeling efficiency by forming diagnostic agent in the presence of ascorbic acid or the like
    Patent number: 4645660
    Abstract: A radioactive diagnostic agent having high labeling efficiency, prepared by bringing an aqueous solution of a radioactive metallic element contaminated with a non-radioactive metallic ions into contact with a non-radioactive carrier comprising a carrier substance having a chelate-forming property and optionally a physiologically active substance chemically bonded thereto, at least one of said aqueous solution and said non-radioactive carrier comprising at least one reductive material chosen from ascorbic acid and erythrobic acid, and their salts and esters.
    Type: Grant
    Filed: April 26, 1984
    Date of Patent: February 24, 1987
    Assignee: Nihon Medi-Physics Co., Ltd.
    Inventors: Keietsu Takahashi, Nobuo Ueda, Masaaki Hazue, Akira Yokoyama, Yoshiro Ohmomo
  • Radioactive iodine labeled metaraminol and diagnostic agent containing platelets labeled therewith
    Patent number: 4619823
    Abstract: A radioactive diagnostic agent which comprises platelets labeled with radioactive iodine atom-labeled metaraminol in an aqueous medium.
    Type: Grant
    Filed: December 22, 1983
    Date of Patent: October 28, 1986
    Assignee: Nihon Medi-Physics Co., Ltd.
    Inventors: Akira Yokoyama, Yoshiro Ohmomo