Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9440142 | Blocking mechanism for amusement game with multiple lifting pins | Xiwen Jiang, Xi Qingyuan | 2016-09-13 |
| 8888096 | Blocking mechanism for amusement game | Xiwen Jiang | 2014-11-18 |
| D562910 | Shuffleboard table game | — | 2008-02-26 |