Patents by Inventor Yosuke Sawada

Yosuke Sawada 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).

  • Serine analogs of BU-3608 antibiotics
    Patent number: 5061624
    Abstract: Disclosed are antibiotics BU-3608 FA-1 and FA-2 and alkyl derivatives thereof. These compounds are useful as antifungal agents. BU-3608 FA-1 and FA-2 are produced from Actinomadura hibisca in a medium containing a source of D-serine.
    Type: Grant
    Filed: August 20, 1990
    Date of Patent: October 29, 1991
    Assignee: Bristol-Myers Company
    Inventors: Yosuke Sawada, Masatoshi Kakushima, Maki Nishio, Takeo Miyaki, Toshikazu Oki
  • Antibiotics BU-3608D and BU-3608E
    Patent number: 4992425
    Abstract: Disclosed herein are antibiotic BU-3608 D and E isolated from Actinomadura hibisca. These compounds are active antifungal agents.
    Type: Grant
    Filed: June 7, 1988
    Date of Patent: February 12, 1991
    Assignee: Bristol-Myers Company
    Inventors: Maki Nishio, Yosuke Sawada, Takeo Miyaki, Toshikazu Oki
  • Serine analogs of BU-3608 antibiotics
    Patent number: 4973673
    Abstract: Disclosed are antibiotics BU-3608 FA-1 and FA-2 and alkyl derivatives thereof. These compounds are useful as antifungal agents. BU-3608 FA-1 and FA-2 are produced from Actinomadura hibisca in a medium containing a source of D-serine.
    Type: Grant
    Filed: November 10, 1988
    Date of Patent: November 27, 1990
    Assignee: Bristol-Myers Company
    Inventors: Yosuke Sawada, Masatoshi Kakushima, Maki Nishio, Takeo Miyaki, Toshikazu Oki