Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5312371 | Method of making a needle sleeve assembly | Robert A. Welch | 1994-05-17 |
| 5279570 | Needle assembly with a movable stylet controlled by a spacer mechanism | Mark I. Evans | 1994-01-18 |