Patents by Inventor Sonoko Hirose

Sonoko Hirose 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).

  • Anthracycline derivatives having inhibitory activity against reverse transcriptase of human immunodeficiency virus
    Patent number: 5003055
    Abstract: As new compounds are now provided 14-O-(3,4-disubstituted benzoyl)adriamycins which are of low cytotoxicity and exhibit a high activity inhibitory to the reverse transcriptase of human immunodeficiency virus (HIV) and which can inhibit propagation of HIV.
    Type: Grant
    Filed: September 23, 1988
    Date of Patent: March 26, 1991
    Assignee: Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai
    Inventors: Tomio Takeuchi, Shinichi Kondo, Daishiro Ikeda, Yoshiyuki Koyama, Keiichi Ajito, Kazuo Umezawa, Sonoko Hirose