Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5040701 | Manually actuated dispensing pump sprayer having a removable nozzle locking element | Michael G. Knickerbocker, Douglas B. Dobbs | 1991-08-20 |
| 5040702 | Manually actuated dispensing pump sprayer having a removable nozzle locking element | Michael G. Knickerbocker, Douglas B. Dobbs | 1991-08-20 |
| 4984920 | Closure assembly having an axially movable liquid dispenser | — | 1991-01-15 |
| 4971227 | Manually actuated dispensing pump sprayer having a removable nozzle locking element | Michael G. Knickerbocker, Douglas B. Dobbs | 1990-11-20 |