Patents by Inventor Shimoda Tomoaki

Shimoda Tomoaki 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 preparing polycondensation resin
    Patent number: 9029482
    Abstract: Disclosed herein is a method for preparing a polycondensation resin. The method includes preparing a low degree condensate; and solid phase polymerizing the low degree condensate, wherein a granular molded article is introduced into the solid phase polymerization. The method enables efficient manufacture of high quality resins without problems such as agglomeration or scaling of a low degree condensate in pipes.
    Type: Grant
    Filed: December 7, 2012
    Date of Patent: May 12, 2015
    Assignee: Cheil Industries Inc.
    Inventors: Tomomich Kanda, Shimoda Tomoaki, Bok Nam Jang, Seung Hyun Jang