Patents by Inventor Hidetada Mikami

Hidetada Mikami 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).

  • Isoindole derivatives and salts thereof and antitumor agent comprising the same
    Patent number: 5166204
    Abstract: A novel isoindole derivative represented by general formula [1] or a salt thereof: ##STR1## which has an excellent antitumor activity and low toxicity.
    Type: Grant
    Filed: October 30, 1990
    Date of Patent: November 24, 1992
    Assignee: Toyama Chemical Co., Ltd.
    Inventors: Takashi Nagai, Isao Myoukan, Keishi Funaki, Kenji Ohta, Nobuhisa Taya, Shinji Miyabara, Masaaki Shibata, Hidetada Mikami, Takako Hori
  • Pharmaceutical composition comprising extract from poison pouch contents of bee
    Patent number: 4444753
    Abstract: A composition comprising a component obtained by deproteinizing an extract from the poison pouch contents of bee has an immunostimulating activity, a carcinostatic activity, an effect of enhancing the antibacterial activity of an antibacterial substance and an effect of enhancing the carcinostatic activity of a carcinostatic substance. This invention is directed to a carcinostatic, immunostimulating and antibacterial agent comprising said composition.
    Type: Grant
    Filed: September 30, 1982
    Date of Patent: April 24, 1984
    Assignee: Toyama Chemical Company, Ltd.
    Inventors: Isamu Saikawa, Takashi Yasuda, Shohachi Murakami, Toyoo Maeda, Akira Yotsuji, Masahiro Takahata, Hisatsugu Tsuda, Hidetada Mikami, Hiroshi Sakai, Toshinori Ohashi
  • Pharmaceutical composition comprising extract from poison pouch contents of bee useful for treating decreased immunity
    Patent number: 4370316
    Abstract: A method for treating a host mammal having a decreased immunity, comprising administering to said host mammal an immunostimulating effective amount of the deproteinized extract from the poison pouch contents of bee B-T, is disclosed.
    Type: Grant
    Filed: May 7, 1980
    Date of Patent: January 25, 1983
    Assignee: Toyama Chemical Company, Ltd.
    Inventors: Isamu Saikawa, Takashi Yasuda, Shohachi Murakami, Toyoo Maeda, Akira Yotsuji, Masahiro Takahata, Hisatsugu Tsuda, Hidetada Mikami, Hiroshi Sakai, Toshinori Ohashi