Patents by Inventor Shinji Shigenaga

Shinji Shigenaga 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).

  • Indolylpiperidine compounds, processes for the preparation thereof and pharmaceutical composition comprising the same
    Patent number: 5017703
    Abstract: The invention relates to novel indolylpiperidine compounds useful in the treatment of allergic disease and inflammation.
    Type: Grant
    Filed: September 28, 1989
    Date of Patent: May 21, 1991
    Assignee: Fujisawa Pharmaceutical Company, Ltd.
    Inventors: Masaaki Matsuo, Takashi Manabe, Shinji Shigenaga, Hiroshi Matsuda
  • Indolylpiperidine compounds, processes for the preparation thereof and pharmaceutical composition comprising the same
    Patent number: 4935432
    Abstract: The invention relates to new compounds, of antiallergic activity, of the formula: ##STR1## wherein R.sup.1 is aryl substituted with substituent(s) selected from the group consisting of hydroxy, protected hydroxy, halogen and lower alkoxy, A is lower alkylene, and B is lower alkenylene, or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: January 11, 1989
    Date of Patent: June 19, 1990
    Assignee: Fujisawa Pharmaceutical Co., Ltd.
    Inventors: Masaaki Matsuo, Takashi Manabe, Shinji Shigenaga, Hiroshi Matsuda
  • Thiazole compounds and pharmaceutical composition comprising the same
    Patent number: 4921887
    Abstract: A thiazole compound of the formula: ##STR1## wherein R.sup.1 is amino or acylamino,R.sup.2 is ar(lower)alkoxy, andA is lower alkylene,and a pharmaceutically acceptable salt thereof, processes for the preparation thereof and pharmaceutical composition comprising the same.
    Type: Grant
    Filed: November 14, 1988
    Date of Patent: May 1, 1990
    Assignee: Fujisawa Pharmaceutical Company, Ltd.
    Inventors: Masaaki Matsuo, Takashi Manabe, Shinji Shigenaga, Hiroshi Matsuda