Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6186960 | Disposable medical collection tube holder with retractable needle | Martha J. Tripp | 2001-02-13 |
| 6077245 | Disposable syringe with retractable needle | M. Joyce Heinrich, Brent W. Murray, Martha J. Tripp | 2000-06-20 |