Patents by Inventor Shigeyuki Kataoka

Shigeyuki Kataoka 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).

  • Nicotinamide derivative, process for preparing the same and pharmaceutical composition containing the same
    Patent number: 4366161
    Abstract: Novel compound, 1,2-bis(nicotinamido)propane and its pharmaceutically acceptable salts, a process for preparing the same and a pharmaceutical composition containing the same as an active ingredient are disclosed.The compound acts to prevent or spasmolyse cerebral vasospasms, to prevent cerebral apoplexy and to lower the lipoperoxide level in blood.
    Type: Grant
    Filed: November 17, 1980
    Date of Patent: December 28, 1982
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Takashi Mori, Sakae Takaku, Fumiaki Matsuura, Yasushi Murakami, Yukifumi Noda, Tamotsu Yamazaki, Tomohiro Neichi, Hiroshi Nakakimura, Shigeyuki Kataoka, Takashi Matsuno, Shun-ichi Hata, Shigeru Takanashi
  • Tetrahydronicotinamide derivative, pharmaceutical compositions and use
    Patent number: 4361572
    Abstract: 1,4,5,6-Tetrahydronicotinamide derivative represented by the formula: ##STR1## (wherein R is defined in the specification), a process of preparing the same and pharmaceutical composition containing the same are disclosed.The compound has action for suppressing aggregation of platelets, and antiinflammatory, antipyretic and analgesic actions.
    Type: Grant
    Filed: December 21, 1981
    Date of Patent: November 30, 1982
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Sakae Takaku, Fumiaki Matsuura, Takashi Mori, Yasushi Murakami, Shigeyuki Kataoka, Yasuhisa Takeda, Yasuhiro Yamashita, Yumiko Takeda, Takashi Matsuno, Koji Mizuno, Shinichi Kaiho, Tamotsu Yamazaki, Shun-ichi Hata, Shigeru Takanashi
  • Terephthalic acid monoamide derivatives, process for preparing the same, and an anti-allergic agent prepared from the same
    Patent number: 4221814
    Abstract: A terephthalic acid monoamide derivative of the formula: ##STR1## (wherein R is a straight- or branched-chain lower alkyl group; R' and R" may be the same or different, and represent a hydrogen atom, or a straight- or branched-chain lower alkyl group) or pharmaceutically acceptable salts thereof are disclosed. A process for preparing such terephthalic acid monoamide derivative or its salts, as well as an anti-allergic agent containing such derivative or its salts as an effective ingredient are also disclosed.
    Type: Grant
    Filed: June 1, 1979
    Date of Patent: September 9, 1980
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Sakae Takaku, Takashi Mori, Yasushi Murakami, Yoshiyuki Ohsugi, Shigeyuki Kataoka, Yasuhisa Takeda, Takashi Matsuno, Yoshimitsu Iida, Akiko Ariga, Akira Okazaki, Kazuo Igusa, Toshichika Ogasawara, Minoru Shindo
  • Pharmaceutical composition and method of the use thereof
    Patent number: 4092431
    Abstract: A pharmaceutical composition for prevention and treatment of gastritis and peptic ulcer of mammals including human beings which contains a bis(benzamido)benzene derivative represented by the formula ##STR1## wherein X and Y are as defined hereinbelow, or an acid addition salt thereof, as an active ingredient, and a method of the use thereof are disclosed.
    Type: Grant
    Filed: April 28, 1977
    Date of Patent: May 30, 1978
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Takashi Mori, Sakae Takaku, Nobuhiro Oi, Minoru Shindo, Takeaki Hirano, Shigeyuki Kataoka, Kouji Furuno
  • Bis(benzamido)-benzene derivatives
    Patent number: 4058523
    Abstract: Bis(benzamido)-benzene derivatives having various pharmaceutical activities such as activity for preventing and treating peptic ulcer, peripheral vasodilating action, hypotensive activity and analgesic activity and represented by the formula ##STR1## wherein X, Y, Z, R.sub.1, R.sub.2 and R.sub.3 are as defined hereinafter and a process for preparing the same are disclosed.
    Type: Grant
    Filed: September 15, 1976
    Date of Patent: November 15, 1977
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Takashi Mori, Sakae Takaku, Nobuhiro Oi, Minoru Shindo, Takeaki Hirano, Shigeyuki Kataoka, Kouji Furuno
  • Pharmaceutical composition and method of the use thereof
    Patent number: 4038416
    Abstract: A pharmaceutical composition for prevention and treatment of gastritis and peptic ulcer of mammals including human beings which contains a bis(benzamido)-benzene derivative represented by the formula ##STR1## wherein X and Y are as defined hereinbelow or an acid addition salt thereof as an active ingredient, and a method of the use thereof are disclosed.
    Type: Grant
    Filed: September 11, 1975
    Date of Patent: July 26, 1977
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Takashi Mori, Sakae Takaku, Nobuhiro Oi, Minoru Shindo, Takeaki Hirano, Shigeyuki Kataoka, Kouji Furuno