Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7588051 | Rotary valve device | Donald Wolf, Mark J. Wolf | 2009-09-15 |
| 5331995 | Flow control system for medical ventilator | Thomas Westfall, Alberto Ruiz-Vela, Clyde R. Visser | 1994-07-26 |