Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5605257 | Sterile liquid squeeze-bottle-type dispenser | — | 1997-02-25 |
| 5370313 | Sterile liquid dispenser | — | 1994-12-06 |
| 4961727 | Dispensing package | — | 1990-10-09 |
| 4919312 | Collapsible chamber metering valves | Michael D. Yallop | 1990-04-24 |
| 4513889 | Reclosable valve with removable hermetic external seal means | — | 1985-04-30 |
| 4469253 | Reclosable valve with removable hermetic external seal means | — | 1984-09-04 |
| 4450984 | Viscous flow tilt valve for pressurized container | — | 1984-05-29 |
| 4450985 | Reclosable valve with separate internal seal means and seal removing means therefor | — | 1984-05-29 |
| 4444339 | Tiltable valve employing a moveable cup | — | 1984-04-24 |
| 4441635 | Direct high flow aerosol-type valve with moveable cup | — | 1984-04-10 |
| 4436229 | High flow tilt valve with accelerating cam equipped moveable cup | — | 1984-03-13 |
| 4418847 | Tip sealing tilt valve structure for viscous flow liquids | — | 1983-12-06 |
| 4405065 | Tilt valve structure with bridged stop for viscous flow liquids | — | 1983-09-20 |