Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6629668 | Jump correcting projectile system | John C. Grau, Raymond E. Carr | 2003-10-07 |
| 5153371 | Ribbon stabilizer for a weapon | John C. Grau, William G. Kuhnle | 1992-10-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6629668 | Jump correcting projectile system | John C. Grau, Raymond E. Carr | 2003-10-07 |
| 5153371 | Ribbon stabilizer for a weapon | John C. Grau, William G. Kuhnle | 1992-10-06 |