Patents by Inventor Masahiro Senyo

Masahiro Senyo 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).

  • Catalyst process of making
    Patent number: 6762148
    Abstract: An object of the present invention is to provide a catalyst that is highly active and has a large mechanical strength. The catalyst of the present invention contains molybdenum, vanadium, copper and antimony as the essential components, being produced by using antimony acetate for an antimony source material and preferably used for producing acrylic acid by vapor-phase catalytic oxidation of acrolein.
    Type: Grant
    Filed: December 17, 2002
    Date of Patent: July 13, 2004
    Assignee: Nippon Kayaku Kabushiki Kaisha
    Inventors: Junzo Ohishi, Masahiro Senyo, Yoshimasa Seo, Hideki Sugi
  • Catalyst
    Publication number: 20030109381
    Abstract: An object of the present invention is to provide a catalyst that is highly active and has a large mechanical strength. The catalyst of the present invention contains molybdenum, vanadium, copper and antimony as the essential components, being produced by using antimony acetate for an antimony source material and preferably used for producing acrylic acid by vapor-phase catalytic oxidation of acrolein.
    Type: Application
    Filed: December 17, 2002
    Publication date: June 12, 2003
    Inventors: Junzo Ohishi, Masahiro Senyo, Yoshimasa Seo, Hideki Sugi