Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818119 | Hot bearing warning bolt | Clark E. Johnson, Jr. | 1989-04-04 |
| 4437671 | Dueling interactive target system | — | 1984-03-20 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818119 | Hot bearing warning bolt | Clark E. Johnson, Jr. | 1989-04-04 |
| 4437671 | Dueling interactive target system | — | 1984-03-20 |