Dongahchemical Co., Ltd.

Jeong Seok Oh (1 out of 30 patents)

Mi Jung Yun (1 out of 13 patents)

Gun Soo Kang (1 out of 16 patents)

4.  Soon Joon Jung (1 out of 8 patents)

5.  Kie Youn Jeong (1 out of 18 patents)

6.  Young Kyu Rhim (1 out of 2 patents)

7.  Young Koo Lee (1 out of 1 patent)

8.  Ju Seob Kim (1 out of 1 patent)

9.  Choon Gil Kwon (1 out of 1 patent)

10.  Chan Hee Lee (1 out of 4 patents)

11.  Jinwoong Jung (1 out of 1 patent)

12.  Seunghun Cha (1 out of 1 patent)

13.  Chungseob Lee (1 out of 1 patent)

14.  Hyun Joo Seo (1 out of 2 patents)

15.  Doo Soo Kim (1 out of 6 patents)