Top Inventors at Doosan Machine Tools Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Heedong Son | 9 |
| 2 | Seungwook Shin | 5 |
| 3 | Sanghyun Ryu | 4 |
| #4 | Dae-Hyuk Chung | 3 |
| #5 | Jin Suk Song | 3 |
| #6 | Kang Jae LEE | 3 |
| #7 | Ki Hong Kim | 3 |
| #8 | Dong Hwan Kim | 2 |
| #9 | Jae Sim | 2 |
| #10 | Joo-Sik Lee | 2 |
| #11 | Jong Myoung Park | 2 |
| #12 | Chang-Ho Lee | 1 |
| #13 | Dae Jung Sung | 1 |
| #14 | Gun-Mo Koo | 1 |
| #15 | Gye Bong Jang | 1 |
| #16 | Han Kee Jang | 1 |
| #17 | Hyo Seog Kang | 1 |
| #18 | Hyon-Seok Kim | 1 |
| #19 | Jang Nam Han | 1 |
| #20 | Jingeun WOO | 1 |
| #21 | Ji Eun YI | 1 |
| #22 | Jong Bong Kim | 1 |
| #23 | Jong Tae Kim | 1 |
| #24 | Sang Kyoo Lee | 1 |
| #25 | Sung Hoon Cho | 1 |
| #26 | Tae Weon Gim | 1 |
| #27 | Taehwan Ju | 1 |
| #28 | Tae Hyeong KWON | 1 |
| #29 | Won-nyun Kim | 1 |
| #30 | Yoon Jong Lee | 1 |