Patents by Inventor Pyungkwon Ok

Pyungkwon Ok 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).

  • IMPELLER OF STIRRING DEVICE AND STIRRING DEVICE USING SAME
    Publication number: 20150023128
    Abstract: Provided are an impeller of a stirring device, and a stirring device using the same. More particularly, the stirring device includes the impeller of the stirring device having a shaft and a cone installed on the shaft, slowly flows an object to be stirred such as a polymer, which has fallen from a nozzle along the cone, and effectively removes air bubbles included in the object to be stirred.
    Type: Application
    Filed: February 6, 2013
    Publication date: January 22, 2015
    Applicant: HADO CO., LTD.
    Inventor: Pyungkwon Ok