Patents by Inventor Shigeko Harada

Shigeko Harada 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).

  • Sulphostin analogue and process for producing sulphostin and its analogue
    Patent number: 6579989
    Abstract: A sulphostin analogue represented by the general formula, wherein n is an integer of from 0 to 3, provided that a case where n is 2 and steric configurations of C* and P* are S and R, respectively, is excluded, or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: November 13, 2001
    Date of Patent: June 17, 2003
    Assignee: Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai
    Inventors: Tomio Takeuchi, Yasuhiko Muraoka, Masatoshi Abe, Tetsuo Akiyama, Shigeko Harada