Patents Assigned to Daito Koeki Kabushiki Kaisha
  • 2-anilinophenylacetic acid derivative
    Patent number: 4985456
    Abstract: (5-methyl-2-oxo-1,3-dioxolen-4-yl)methyl 2-(2,6-dichloroanilino)phenylacetate is disclosed as a novel compound possessing strong valuable pharmacological properties accompanied by surprisingly weak side-effects as well as a process for preparing the new compound.
    Type: Grant
    Filed: February 9, 1990
    Date of Patent: January 15, 1991
    Assignees: Mikasa Seiyaku Co., Ltd., Daito Koeki Kabushiki Kaisha
    Inventors: Keisuke Shimizu, Takumi Matsumura, Masato Nakamoto
  • Quinolinoneimine carboxylic acid anti-inflammatory and analgesic composition containing the compound
    Patent number: 4421756
    Abstract: This invention concerns a novel compound represented by the general formula (I), a process for producing the novel compound of the formula (I) by reacting the compound of the formula (II) with the compound of the formula (III), as well as an anti-inflammatory and analgesic composition containing the compound of the formula (I): ##STR1## (R represents hydrogen or lower alkyl group).
    Type: Grant
    Filed: August 18, 1981
    Date of Patent: December 20, 1983
    Assignee: Daito Koeki Kabushiki Kaisha
    Inventors: Tatsuo Shinohara, Yukihiro Oguri, Yukio Fujimori, Hiroyuki Kondo