Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6203502 | Respiratory function monitor | Edwin J. Hilgendorf, Son Duc Tran, Steven P. Pruzina | 2001-03-20 |
| D413825 | Respiratory air flow measuring device | — | 1999-09-14 |
| 5925831 | Respiratory air flow sensor | — | 1999-07-20 |