Patents by Inventor Yasumi MARUTA

Yasumi MARUTA 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).

  • Method for producing lactide-lactone copolymer
    Patent number: 9527955
    Abstract: This invention provides a novel method for producing a lactide-lactone copolymer. The method is characterized by copolymerizing a lactide and a lactone using a molybdenum compound as a catalyst.
    Type: Grant
    Filed: March 19, 2014
    Date of Patent: December 27, 2016
    Assignee: NATIONAL UNIVERSITY CORPORATION KYOTO INSTITUTE OF TECHNOLOGY
    Inventors: Atsushi Abiko, Yasumi Maruta
  • METHOD FOR PRODUCING LACTIDE-LACTONE COPOLYMER
    Publication number: 20160053049
    Abstract: This invention provides a novel method for producing a lactide-lactone copolymer. The method is characterized by copolymerizing a lactide and a lactone using a molybdenum compound as a catalyst.
    Type: Application
    Filed: March 19, 2014
    Publication date: February 25, 2016
    Inventors: Atsushi ABIKO, Yasumi MARUTA