Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5201722 | Two-way outdwelling slit valving of medical liquid flow through a cannula and methods | Thomas A. Wiita | 1993-04-13 |
| 5169393 | Two-way outdwelling slit valving of medical liquid flow through a cannula and methods | Thomas A. Wiita | 1992-12-08 |