Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9643280 | Laser processing apparatus | Doh-Hyoung Lee, Choong-Ho Lee, Sung Sik Yun, Tong-Jin Park, Arnold Gillner +4 more | 2017-05-09 |
| 9592570 | Laser processing apparatus | Doh-Hyoung Lee, Choong-Ho Lee, Sung Sik Yun, Tong-Jin Park, Arnold Gillner +4 more | 2017-03-14 |