Patents by Inventor Sakae Kurata

Sakae Kurata 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).

  • Pharmaceutical alpha-aminoalkyl-alpha-alkylphenylacetonitriles
    Patent number: 4612329
    Abstract: Novel alpha-aminoalkyl-alpha-alkylphenylacetonitrile derivatives useful for treatment of cartino vaso diseases, a peripheral circulatory insufficiency and cerebral circulation failure are disclosed.
    Type: Grant
    Filed: October 11, 1985
    Date of Patent: September 16, 1986
    Assignee: Hokuriku Pharmaceutical Co., Ltd.
    Inventors: Yasuo Itoh, Hideo Kato, Eiichi Koshinaka, Nobuo Ogawa, Sakae Kurata, Hiroyuki Nishino, Toshihiko Yoshida
  • 1-(3,4,5-Trimethoxycinnamoyl)-4-alkylaminocarbonylethyl piperazines
    Patent number: 4478838
    Abstract: 1-(3,4,5-Trimethoxycinnamoyl)-4-aminocarbonylethyl-substituted piperazine derivatives represented by general formula (I): ##STR1## wherein R is a straight- or branched-chain alkyl group having 1 to 6 carbon atoms or a cycloalkyl group having 5 to 7 carbon atoms, and pharmaceutically acceptable acid addition salts thereof are disclosed.The 1-(3,4,5-trimethoxycinnamoyl)-4-aminocarbonylethyl-substituted piperazine derivatives are useful as vasodilator agents.
    Type: Grant
    Filed: November 15, 1982
    Date of Patent: October 23, 1984
    Assignee: Hokuriku Pharmaceutical Co., Ltd.
    Inventors: Yasuo Itho, Hideo Kato, Eiichi Koshinaka, Nobuo Ogawa, Sakae Kurata, Kagari Yamagishi
  • Monofumarate salt of 3-pyridylmethyl nicotinate
    Patent number: 4115392
    Abstract: The monofumarate of 3-pyridylmethyl nicotinate and the method of making same. The monofumaric acid addition salt of 3-pyridylmethyl nicotinate is prepared by reacting approximately equimolar amounts of fumaric acid and 3-pyridylmethyl nicotinate.
    Type: Grant
    Filed: October 20, 1976
    Date of Patent: September 19, 1978
    Assignee: Hokuriku Pharmaceutical Co., Ltd.
    Inventors: Hideo Kato, Eiichi Koshinaka, Sakae Kurata, Ikuo Uesaka
  • Hydroxyl-substituted 2-chloro-.alpha.-(tert-butylaminomethyl)-benzylalcohols
    Patent number: 4018818
    Abstract: Hydroxyl-substituted-2-chloro-.alpha.-(Tert-butylaminomethyl)-benzylalcohol s of the formula: ##STR1## and process for their production are disclosed. These compounds are useful as bronchodilators.
    Type: Grant
    Filed: May 5, 1975
    Date of Patent: April 19, 1977
    Assignee: Hokuriku Pharmaceutical Co., Ltd.
    Inventors: Yuzuro Yamamoto, Hideo Kato, Sakae Kurata, Kazunori Nishide