Issued Patents All Time
Showing 51–67 of 67 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5551636 | Low cost trigger sprayer having elastomeric pump with internal guide means | Donald D. Foster | 1996-09-03 |
| 5549249 | Fluid spinner and nozzle head assembly with controlled fluid flood path | Donald D. Foster | 1996-08-27 |
| 5540360 | Invertible trigger sprayer assembly | Donald D. Foster | 1996-07-30 |
| 5513800 | Low cost trigger sprayer having pump with internal spring means | Donald D. Foster | 1996-05-07 |
| 5509608 | Low cost trigger sprayer having spinner with integral elastomeric check and primary valves | Donald D. Foster | 1996-04-23 |
| 5507437 | Low cost trigger sprayer having housing with integral saddle | Donald D. Foster | 1996-04-16 |
| 5499766 | Nozzle assembly for trigger sprayer | Donald D. Foster | 1996-03-19 |
| 5467901 | Trigger sprayer operable in upright, downturned & inverted positions | Donald D. Foster | 1995-11-21 |
| 5462209 | Trigger sprayer operable in upright, downturned and inverted positions | Donald D. Foster | 1995-10-31 |
| 5425482 | Trigger sprayer | Donald D. Foster | 1995-06-20 |
| 5401148 | Manually operated reciprocating liquid pump | Donald D. Foster | 1995-03-28 |
| 5385302 | Low cost trigger sprayer | Donald D. Foster | 1995-01-31 |
| 5373991 | Foamer trigger dispenser with sealing device | — | 1994-12-20 |
| 5337928 | Sealing gasket for a trigger sprayer | Donald D. Foster | 1994-08-16 |
| 5234166 | Spinner assembly for a sprayer | Donald D. Foster | 1993-08-10 |
| 5158233 | Foamer trigger dispenser with sealing device | Donald D. Foster | 1992-10-27 |
| 4848595 | Product dispenser with shiftable closure blade | Donald D. Foster | 1989-07-18 |