Patents by Inventor Norihito Ohi

Norihito Ohi 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).

  • Benzopiperidine derivatives
    Patent number: 6518423
    Abstract: Benzopiperidine derivatives represented by formula (I), salts thereof or hydrates thereof, processes for producing the same and drugs comprising the same: wherein the variables are as described in the specification. These compounds are useful as drugs efficacious in the prevention and treatment of these various inflammatory diseases and immunologic diseases, such as rheumatoid arthritis, atopic dermatitis, psoriasis, asthma, and rejection reaction accompanying organ transplantation.
    Type: Grant
    Filed: April 5, 1999
    Date of Patent: February 11, 2003
    Assignee: Eisai Co., Ltd.
    Inventors: Toshihiko Kaneko, Richard Clark, Norihito Ohi, Fumihiro Ozaki, Tetsuya Kawahara, Atsushi Kamada, Kazuo Okano, Hiromitsu Yokohama, Kenzo Muramoto, Tohru Arai, Masayoshi Ohkuro, Osamu Takenaka, Jiro Sonoda