Patents by Inventor Noriyasu Nishimura

Noriyasu Nishimura 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).

  • Novel cyanoguanidine derivatives
    Patent number: 5087640
    Abstract: Compounds of the formula: ##STR1## wherein R.sup.1 and R.sup.2 are independently fluorine, chlorine or bromine atom, and R.sup.3 is a C.sub.4 -C.sub.7 alkyl having at least a branch at the C.sub.1 position, exhibit K.sup.+ channel opening activity and are useful as hypotensive agents and coronary vasodilators.
    Type: Grant
    Filed: June 27, 1990
    Date of Patent: February 11, 1992
    Assignee: Kanebo, Ltd.
    Inventors: Tominori Morita, Kazuya Yoshiizumi, Noriyasu Nishimura, Katsumi Goto, Takayuki Sukamoto, Kohichiro Yoshino
  • Novel benzothiazole and antirheumatic agent comprising it as an active ingredient
    Patent number: 4910211
    Abstract: A benzothiazole of the following formula ##STR1## in which R represents a methyl, methoxy, carboxyl or methoxycarbonyl group. The compound is useful for treating rheumatic arthritis.
    Type: Grant
    Filed: August 8, 1988
    Date of Patent: March 20, 1990
    Assignee: Kanebo Ltd.
    Inventors: Atsushi Imamura, Noriyuki Hori, Tadayuki Saito, Noriyasu Nishimura, Masami Ohashi, Kohichiro Yoshino