Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6250769 | Visor light cap | — | 2001-06-26 |
| 4702893 | Acid air pollution precipitators | Samuel A. Kirk, John W. Kirk, Douglas Kirk | 1987-10-27 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6250769 | Visor light cap | — | 2001-06-26 |
| 4702893 | Acid air pollution precipitators | Samuel A. Kirk, John W. Kirk, Douglas Kirk | 1987-10-27 |