Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6139438 | Artificial ice skating rink assembly | Edward Y. Park, Sharon Sun-Young PARK | 2000-10-31 |
| 5837343 | Reduced-friction composite structural element | Edward Y. Park | 1998-11-17 |