Patents Assigned to Dong Yang E. & E. Co. Ltd. - Justia Patents Search

Patents Assigned to Dong Yang E. & E. Co. Ltd.

Heat exchanger, heat recovery ventilator including the same, and method for defrosting and checking operations thereof

Patent number: 9803884

Abstract: The present invention relates to a heat exchanger, a method for manufacturing the same, a heat recovery ventilator (HRV) including the same, and a method for defrosting and checking operations thereof.

Type: Grant

Filed: March 12, 2014

Date of Patent: October 31, 2017

Assignee: Dong Yang E. & E. Co. Ltd.

Inventor: In Sook Jung