Patents by Inventor Kimihiro Kanemitsu

Kimihiro Kanemitsu 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).

  • .alpha.,.alpha.-trehalose fatty acid diester derivative
    Patent number: 4684719
    Abstract: Disclosed herein are novel .alpha.,.alpha.-trehalose fatty acid diester derivatives useful as carcinostatic substances and surface-activating materials and represented by the general formula (I): ##STR1## wherein R.sup.1 means an alkyl group having 1-21 carbon atoms, R.sup.2 denotes a hydrogen atom or carbobenzoxy group, and R.sup.3 stands for a hydrogen atom or benzyl group. Their preparation processes are also disclosed.
    Type: Grant
    Filed: May 15, 1985
    Date of Patent: August 4, 1987
    Assignee: SS Pharmaceutical Co., Ltd.
    Inventors: Yoshihiro Nishikawa, Kimihiro Kanemitsu, Tatsuhiko Katori, Akihiro Shibata, Kenichi Kukita