Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5613683 | Soccer game apparatus | Alton M. Ying, Killian P. Ying | 1997-03-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5613683 | Soccer game apparatus | Alton M. Ying, Killian P. Ying | 1997-03-25 |