Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5765552 | Inhaler devices provided with a reservoir for several doses of medium for inhaling, transporting device, whirl chamber | Pieter O. Zanen, Gerhardus Anthonius Boon, Roy Edwin Van Swieten | 1998-06-16 |
| 5429122 | Inhaler devices provided with a reservoir for several doses of medium for inhaling, transporting device, whirl chamber | Pieter O. Zanen, Gerhardus Anthonius Boon, Roy Edwin Van Swieten | 1995-07-04 |