Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884460 | Device for sensing air flow | Alfred G. Brisson | 1989-12-05 |
| 4832015 | Pediatric asthmatic inhaler | Alfred G. Brisson, Exequiel D. Cruz | 1989-05-23 |
| 4809692 | Pediatric asthmatic medication inhaler | Alfred G. Brisson, Exequiel Dela-Cruz | 1989-03-07 |
| 4798196 | Shroud for coupling kidney stone disintegrator to human body | Alfred G. Brisson | 1989-01-17 |
| 4796614 | Collapsible inhalation valve | Alfred G. Brisson | 1989-01-10 |