Patents by Inventor Eun Cheuk Woo

Eun Cheuk Woo 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).

  • Hot water boiler
    Patent number: D787655
    Type: Grant
    Filed: October 23, 2015
    Date of Patent: May 23, 2017
    Assignee: Kyungdong Navien Co., Ltd.
    Inventors: Gye Ho Hwang, Eun Cheuk Woo
  • Hot water boiler
    Patent number: D788275
    Type: Grant
    Filed: October 23, 2015
    Date of Patent: May 30, 2017
    Assignee: Kyungdong Navien Co., Ltd.
    Inventors: Gye Ho Hwang, Eun Cheuk Woo