Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8251844 | Goalkeeper stick with angled shaft | David C. Cross | 2012-08-28 |
| 6782083 | ISN call interrupt | Dean C. Marchand, Arthur Lance Springer, David K. Vognsen | 2004-08-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8251844 | Goalkeeper stick with angled shaft | David C. Cross | 2012-08-28 |
| 6782083 | ISN call interrupt | Dean C. Marchand, Arthur Lance Springer, David K. Vognsen | 2004-08-24 |