Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10328340 | Method, apparatus, and recording medium for controlling a game | Jung Hyun Wang, Sang Won Roh | 2019-06-25 |
| 8210957 | Golf swing training machine | — | 2012-07-03 |
| 4990812 | Solenoid type electric generator | — | 1991-02-05 |