Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5024656 | Gas-pressure-regulated needleless injection system | J. Stuart Parsons, Robert L. Harshman | 1991-06-18 |
| 4680027 | Needleless hypodermic injection device | James S. Parsons | 1987-07-14 |
| 4458897 | Coin controlled support for game net | — | 1984-07-10 |