Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851438 | Aqueous pyrethroid insecticidal formulations in polyvinyl chloride containers, and methods of producing such formulations that are stable | — | 1989-07-25 |
| 4841669 | Insect bait device | Scott W. Demarest, John C. Martin, John H. Hainze | 1989-06-27 |
| 4823506 | Insect bait device | Scott W. Demarest, John C. Martin, John H. Hainze | 1989-04-25 |