Patents by Inventor Tomoko Uda

Tomoko Uda 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).

  • Crystalline vitamin D derivative
    Patent number: 5902806
    Abstract: A crystalline (5Z,7E,23S)-26,26,26,27,27,27-hexafluoro-9,10-secocholesta-5,7,10(19)-trie n-1.alpha.,3.beta.,23,25-tetraol monohydrate has an excellent preservation stability, and is therefore useful as a medicine for treating or preventing bone diseases, tumor or psoriasis.
    Type: Grant
    Filed: February 24, 1997
    Date of Patent: May 11, 1999
    Assignee: Sumitomo Pharmaceuticals Company, Limited
    Inventors: Masahiko Ikeda, Tomoko Uda, Tohru Nakamura