Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D298555 | Gaming table | Margaret Shen | 1988-11-15 |
| 4659087 | Casino game | Margaret Shen | 1987-04-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D298555 | Gaming table | Margaret Shen | 1988-11-15 |
| 4659087 | Casino game | Margaret Shen | 1987-04-21 |