Patents by Inventor Haruko Izumo

Haruko Izumo 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).

  • Structural gene for membrane-bound aldehyde dehydrogenase
    Patent number: 5914257
    Abstract: This invention relates to the structural gene for the membrane-bound aldehyde dehydrogenase derived from microorganisms belonging to the genus Acetobacter, said structural gene having a molecular size of about 3.6 Kb and having a restriction enzyme cleavage map as shown in FIG. 1; to a plasmid containing said structural gene; to an acetic acid bacterium transformed by said plasmid; and to an acetic acid fermentation process using said transformant.
    Type: Grant
    Filed: December 7, 1992
    Date of Patent: June 22, 1999
    Assignee: Nakano Vinegar Co., Ltd.
    Inventors: Masahiro Fukaya, Kenji Tayama, Toshimi Tamaki, Haruko Izumo, Hajime Okumura, Yoshiya Kawamura