Patents by Inventor Yu Fujio

Yu Fujio 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).

  • Halohydrin epoxidase
    Patent number: 8637272
    Abstract: The present invention provides an industrially useful improved halohydrin epoxidase, a method for producing the same, and a method for producing an epihalohydrin or 4-halo-3-hydroxybutyronitrile using the same. The improved halohydrin epoxidase of the present invention consists of an amino acid sequence in which a specific amino acid substitution mutation is introduced into an amino acid sequence of a wild-type halohydrin epoxidase comprising predetermined amino acid sequences I and II.
    Type: Grant
    Filed: March 7, 2008
    Date of Patent: January 28, 2014
    Assignee: Mitsubishi Rayon Co., Ltd.
    Inventors: Takanori Akiyama, Yu Fujio, Fumiaki Watanabe, Yuya Takikawa, Eiji Sato