Top Inventors at Epivalley Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Tae-Kyung Yoo | 10 |
| 2 | Chang Tae Kim | 8 |
| 3 | Eun Hyun Park | 7 |
| #4 | Meoung Whan Cho | 3 |
| #5 | Soo Kun Jeon | 3 |
| #6 | Takafumi Yao | 3 |
| #7 | Hyun Suk Kim | 2 |
| #8 | Joong Seo Park | 2 |
| #9 | Byeong Kyun Choi | 1 |
| #10 | Chang Myung Lee | 1 |
| #11 | Gi Yeon Nam | 1 |
| #12 | Hyun Su An | 1 |
| #13 | Jong Won Kim | 1 |
| #14 | Joongseo Park | 1 |
| #15 | Keuk KIM | 1 |
| #16 | Min Gyu Na | 1 |
| #17 | Moon Sik Jang | 1 |
| #18 | Pil Guk Jang | 1 |