Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8156698 | Blast-resistant window screen system | Gary R. Greenfield, Paul Zuanich | 2012-04-17 |
| 7036418 | Container for explosive device | Gary R. Greenfield, Paul R. Gefken | 2006-05-02 |