Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5356392 | Shielded blood collection tube holder | John R. Firth | 1994-10-18 |
| 5312365 | Disposable self-shielding hypodermic syringe | John R. Firth, Ronald A. Meyer | 1994-05-17 |
| 5279581 | Disposable self-shielding hypodermic syringe | John R. Firth, Ronald A. Meyer | 1994-01-18 |