Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE33235 | Liquid dispensing pump | — | 1990-06-19 |
| 4890773 | Viscous product dispenser | — | 1990-01-02 |
| 4872596 | Viscous product dispenser | — | 1989-10-10 |
| 4793522 | Positive discharge valve for viscous product dispenser | — | 1988-12-27 |
| 4779803 | Manually actuated liquid sprayer | — | 1988-10-25 |
| 4738398 | Sprayer having induced air assist | — | 1988-04-19 |
| 4640443 | Manually operated dispensing pump | — | 1987-02-03 |
| 4624413 | Trigger type sprayer | — | 1986-11-25 |
| 4618077 | Liquid dispensing pump | — | 1986-10-21 |
| 4615467 | Liquid foam dispenser | Richard P. Grogan | 1986-10-07 |
| 4596344 | Manually actuated dispenser | — | 1986-06-24 |
| 4591077 | Continuous discharge dispenser | — | 1986-05-27 |
| 4545130 | Designer's triangle | — | 1985-10-08 |
| 4515315 | Nozzle insert for a fluid dispenser | — | 1985-05-07 |
| 4511065 | Manually actuated pump having pliant piston | — | 1985-04-16 |
| 4506809 | Dispensing fitment for squeeze bottles | — | 1985-03-26 |
| 4503997 | Dispensing pump adapted for pressure filling | — | 1985-03-12 |
| 4496082 | Liquid dispensing pump | — | 1985-01-29 |
| 4494680 | Manually operated dispensing pump | — | 1985-01-22 |
| 4458832 | Liquid dispensing pump | — | 1984-07-10 |
| 4433799 | Liquid dispensing pump arrangement with selective stroke restriction | — | 1984-02-28 |
| 4424919 | Dispenser having plunger locking means | Donald E. Knox, Ronald A. Meyer | 1984-01-10 |
| 4410107 | Liquid dispensing pump | — | 1983-10-18 |
| 4402432 | Leak-proof dispensing pump | — | 1983-09-06 |
| 4387819 | Sealing means for a snap-on fitment | — | 1983-06-14 |