Patents by Inventor Norifumi AZEYANAGI

Norifumi AZEYANAGI 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).

  • Aqueous pigment anti-settling agent and process for producing same
    Patent number: 8809429
    Abstract: The invention provides an aqueous pigment anti-settling agent which, when added to an aqueous coating material, demonstrates excellent pigment anti-settling effect, and in particular, demonstrates excellent pigment anti-settling effect even under a high-temperature environment.
    Type: Grant
    Filed: July 29, 2011
    Date of Patent: August 19, 2014
    Assignee: Kusumoto Chemicals, Ltd.
    Inventors: Norifumi Azeyanagi, Makoto Ubukata, Tomohisa Ikuta, Yumiko Kawai
  • AQUEOUS PIGMENT ANTI-SETTLING AGENT AND PROCESS FOR PRODUCING SAME
    Publication number: 20120125235
    Abstract: The invention provides an aqueous pigment anti-settling agent which, when added to an aqueous coating material, demonstrates excellent pigment anti-settling effect, and in particular, demonstrates excellent pigment anti-settling effect even under a high-temperature environment.
    Type: Application
    Filed: July 29, 2011
    Publication date: May 24, 2012
    Inventors: Norifumi AZEYANAGI, Makoto Ubukata, Tomohisa Ikuta, Yumiko Kawai