Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5682875 | Aerosol device having a spout to prevent spray head blockage | Andrew William Blower, Michael J. Clarke | 1997-11-04 |
| 5490497 | Inhalation devices with a reduced risk of blockage | Kevan E. Chippendale, John L. Hart, Geraldine Walkley | 1996-02-13 |
| 5349944 | Inhalation devices with a reduced risk of blockage | Kevan E. Chippendale, John L. Hart, Geraldine Walkley | 1994-09-27 |
| 4702400 | Aerosol dispensing metering valve | — | 1987-10-27 |