Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11712634 | Method and apparatus for providing online shooting game | Ki Hoon Lee, Jung-Ho Lee, Sae Rom Kim | 2023-08-01 |
| 11192035 | Method and apparatus for providing online shooting game | Ki Hoon Lee, Jung-Ho Lee, Sae Rom Kim | 2021-12-07 |
| 10589180 | Method and apparatus for providing online shooting game | Ki Hoon Lee, Jung-Ho Lee, Sae Rom Kim | 2020-03-17 |
| 9770664 | Method and apparatus for providing online shooting game | Ki Hoon Lee, Jung-Ho Lee, Sae Rom Kim | 2017-09-26 |
| 6824617 | Input/output valve switching apparatus of semiconductor manufacturing system | Yun-Sik Yang, Jin-Man Kim, Young-Min Min | 2004-11-30 |