Patents by Inventor Kazuya Nakagomi

Kazuya Nakagomi 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).

  • Methotrexate derivatives
    Publication number: 20030171376
    Abstract: Antirheumatic agent containing as an active ingredient a compound resented by the following general formula (II): 1
    Type: Application
    Filed: March 3, 2003
    Publication date: September 11, 2003
    Applicant: CHUGAI SEIYAKU KABUSHIKI KAISHA
    Inventors: Hiroharu Matsuoka, Hiroshi Suzuki, Nobuaki Kato, Keiichiro Tsuji, Toshio Kuroki, Noriaki Maruyama, Kazuya Nakagomi
  • Methotrexate derivatives
    Patent number: 6559149
    Abstract: Antirheumatic agent containing as an active ingredient a compound resented by the following general formula (II):
    Type: Grant
    Filed: July 12, 1994
    Date of Patent: May 6, 2003
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Hiroharu Matsuoka, Hiroshi Suzuki, Nobuaki Kato, Keiichiro Tsuji, Toshio Kuroki, Noriaki Maruyama, Kazuya Nakagomi
  • Crystalline fumarate of 2-phenyl-1, 3-thiazolidine-4-on derivative
    Patent number: 6191281
    Abstract: Disclosed are crystals of a compound represented by the formula: and processes for preparing them.
    Type: Grant
    Filed: July 27, 1999
    Date of Patent: February 20, 2001
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Kazuya Nakagomi, Tatsuya Kato, Tomokazu Ozaki, Yoshikazu Kumagai