Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6047968 | Electronic dart board | Kuo-Hui Lu | 2000-04-11 |
| 5967915 | Dart | Kuo-Hui Lu | 1999-10-19 |
| 5718433 | Central score block structure for electronic dart games | Kuo-Hui Lu | 1998-02-17 |