Patents by Inventor Noritoshi Sano

Noritoshi Sano 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).

  • Novel vitamin E derivatives and process for the production thereof
    Patent number: 5102895
    Abstract: The novel vitamin E derivative provides an excellent antihyperlipemic effect and is defined by the formula (I): ##STR1## wherein R represents a nicotinoyl group; and m is an integer of from 2 to 5 while n is an integer of from 3 to 6, provided that n is larger than m.
    Type: Grant
    Filed: December 31, 1990
    Date of Patent: April 7, 1992
    Assignee: Eisai Co., Ltd.
    Inventors: Noriyasu Hirose, Kimio Hamamura, Takaharu Nakamura, Kiiti Ema, Takashi Banba, Tetsuya Nakamura, Hidetoshi Kawashima, Yuuichi Inai, Noritoshi Sano, Yuko Miyauchi, Shizumasa Kijima
  • Anticoagulant
    Patent number: 4415559
    Abstract: An anticoagulant containing heparin having low antithrombin III affinity as an effective ingredient.
    Type: Grant
    Filed: February 4, 1982
    Date of Patent: November 15, 1983
    Assignee: Eisai Co., Ltd.
    Inventors: Suguru Suzuki, Noritoshi Sano, Tetsuya Tajima