Patents by Inventor Akihiko KUMAGAE

Akihiko KUMAGAE 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).

  • CELLULOSE ESTER COMPOSITION
    Publication number: 20220177678
    Abstract: A cellulose ester composition having high fluidity, the cellulose ester composition containing a cellulose ester (A), an adipate-based compound (B), and a citrate-based compound (C). When a total of the component (A), the component (B), and the component (C) is 100 mass %, a content of the component (B) is from 7 to 20 mass %, a content of the component (C) is from 1 to 14 mass %, a total content of the component (B) and the component (C) is from 21 to 30 mass %, and the remainder is the component (A).
    Type: Application
    Filed: April 21, 2020
    Publication date: June 9, 2022
    Inventors: Takayuki OGIHARA, Kenji UEDA, Akihiko KUMAGAE, Akihiko SHIROYA