Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6505560 | Spring disc for securing a combustible cartridge case to a case base | Dipak S. Kamdar, Todd A. VanSlyke, Frank Altamura | 2003-01-14 |
| 5821449 | Propellant grain geometry for controlling ullage and increasing flame permeability | James A. Speck | 1998-10-13 |