Patents by Inventor Toru Yoden

Toru Yoden 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).

  • Patent number: 5807880
    Abstract: An azole derivative represented by the following general formula (I) ##STR1## (symbols in the formula have the following meanings; R.sup.1 and R.sup.2 : the same or different from each other and each represents a hydrogen atom, a lower alkyl group or a phenyl group which may be substituted with a halogen atom,A, B and D: the same or different from one another and each represents a group represented by the formula ##STR2## or a nitrogen atom,X and Y: the same or different from each other and each represents a single bond, a methylene group, an oxygen atom,a group represented by a formula S(O).sub.n, or a group represented by the formula ##STR3## R.sup.3 and R.sup.4 : the same or different from each other and each represents a hydrogen atom or a lower alkyl group, andn: 0, 1 or 2),a salt thereof, a hydrate thereof or a solvate thereof.
    Type: Grant
    Filed: March 26, 1996
    Date of Patent: September 15, 1998
    Assignee: Yamanouchi Pharmaceutical Co., Ltd.
    Inventors: Minoru Okada, Toru Yoden, Eiji Kawaminami, Yoshiaki Shimada, Tsukasa Ishihara, Masafumi Kudou
  • Patent number: 5674886
    Abstract: A triazolylated tertiary amine compound represented by general formula (I) or a salt thereof, having an aromatase inhibitory activity and being useful for preventing and treating breast cancer, mastopathy, endometriosis, prostatomergaly, etc., wherein A represents a single bond, lower alkylene or carbonyl; B represents lower alkyl, aryl, a 5- or 6-membered heterocyclic group, or a bicyclic fused heterocyclic group; D represents aryl, a 5- or 6-membered heterocyclic group, or a bicyclic fused heterocyclic group; and E represents 4H-1,2,4-triazolyl, 1H-1,2,4-triazolyl or 1H-1,2,3-triazolyl.
    Type: Grant
    Filed: February 24, 1994
    Date of Patent: October 7, 1997
    Assignee: Yamanouchi Pharmaceutical Co., Ltd.
    Inventors: Minoru Okada, Eiji Kawaminami, Toru Yoden, Masafumi Kudou, Yasuo Isomura
  • Patent number: 5538976
    Abstract: A substituted tertiary amino compound represented by general formula (I) or a pharmaceutically acceptable salt thereof. They have an aromatase inhibiting activity and are useful as a prophylactic and/or therapeutic agent for breast cancer, mastopathy, endometriosis, prostatic-hypertrophy, and so forth.
    Type: Grant
    Filed: October 26, 1994
    Date of Patent: July 23, 1996
    Assignee: Yamanouchi Pharmaceutical Co., Ltd.
    Inventors: Minoru Okada, Toru Yoden, Eiji Kawaminami, Yoshiaki Shimada, Masafumi Kudou, Yasuo Isomura
  • Patent number: 5473100
    Type: Grant
    Filed: March 24, 1995
    Date of Patent: December 5, 1995
    Assignee: Yamanouchi Pharmaceutical Co., Ltd.
    Inventors: Yasuo Isomura, Seijiro Akamatsu, Toru Yoden, Masafumi Kudou, Akira Suga
  • Patent number: 5442110
    Type: Grant
    Filed: April 20, 1994
    Date of Patent: August 15, 1995
    Assignee: Yamanouchi Pharmaceutical Co., Ltd.
    Inventors: Yasuo Isomura, Seijiro Akamatsu, Toru Yoden, Masafumi Kudou, Akira Suga
  • Patent number: 5420126
    Abstract: Novel benzoxazine derivatives of the formula (I): ##STR1## are provided as well as their pharmaceutically acceptable salts and a method for their use as potassium channel activating agents 2-(3,4-Dihydro-2, 2-dimethyl-6-phenylsulfonyl-2H-1,4-benzoxazin-4-yl)pyridine N-oxide is illustrative of a benzoxazine derivative of formula (I).
    Type: Grant
    Filed: November 24, 1992
    Date of Patent: May 30, 1995
    Assignee: Yamanouchi Pharmaceutical Co., Ltd.
    Inventors: Yuzo Matsumoto, Ryuji Tsuzuki, Akira Matsuhisa, Kazuhisa Takayama, Wataru Uchida, Masaharu Asano, Isao Yanagisawa, Toru Yoden
  • Patent number: 5278158
    Abstract: Oxazinobenzazole derivatives represented by the formula (I): ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4, which may be the same or different, each independently represents a hydrogen atom or a lower alkyl group; R.sup.5 and R.sup.6 jointly form, in conjunction with the two adjacent carbon atoms, a substituted or unsubstituted 5- or 6-membered heterocyclic ring having at least two nitrogen atoms and optionally having one or more heteroatom(s) selected from the group consisting of an oxygen atom, a sulphur atom and a nitrogen atom; and m is an integer of 0 or 1, and pharmaceutically acceptable salts thereof. The compounds of the present invention are useful as antispasmodic medicaments.
    Type: Grant
    Filed: February 14, 1992
    Date of Patent: January 11, 1994
    Assignee: Yamanouchi Pharmaceutical Co., Ltd.
    Inventors: Ryuji Tsuzuki, Yuzo Matsumoto, Akira Matsuhisa, Toru Yoden, Wataru Uchida, Isao Yanagisawa
  • Patent number: 5233035
    Abstract: A cephalosporin compound represented by the general formula: ##STR1## This compound exhibits a high antimicrobial activity.
    Type: Grant
    Filed: March 27, 1992
    Date of Patent: August 3, 1993
    Assignee: Yamanouchi Pharmaceutical Co., Ltd.
    Inventors: Ryuichiro Hara, Noriaki Nagano, Hideki Anan, Tokuo Koide, Ei-ichi Nakai, Masaki Yokota, Katsuhiko Hamaguchi, Masato Sato, Toru Yoden, Tetsuya Maeda