Patents by Inventor Mie Kamakura

Mie Kamakura 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).

  • 1,4-dihydropyridine compound and pharmaceutical composition containing the same
    Patent number: 5843950
    Abstract: A 1,4-dihydropyridine compound having the formula (I): ##STR1## wherein, R.sup.1 indicates --COO--A--(3-pyridyl), A indicates a C.sub.3 -C.sub.6 straight chain alkylene group in which one piperazine may be interposed; R.sup.2 indicates a C.sub.2 -C.sub.10 alkyl group, alkenyl group or alkynyl group; a lower alkyl group or lower alkenyl group having a substituent; or a cycloalkyl group which may have a substituent; R.sup.3 indicates the same group as R.sup.1 or --COO--R.sup.4 ; and R.sup.4 indicates a lower alkyl group which may have a substituent or its pharmacologically acceptable salt and an anti-allergenic drug, antiphlogistic, drug for overcoming resistance to anti-cancer drugs, or drug for reinforcing the effect of anti-cancer drugs containing the same as effective ingredients.
    Type: Grant
    Filed: June 4, 1997
    Date of Patent: December 1, 1998
    Assignee: Nikken Chemicals Co., Ltd.
    Inventors: Shigeyuki Tasaka, Teruhisa Miura, Akira Kiue, Taketsugu Seki, Tetsuro Sano, Mie Kamakura, Masakazu Fujita