Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5656031 | Medical syringe and self retracting needle apparatus | Gale H. Thorne | 1997-08-12 |
| 5616135 | Self retracting medical needle apparatus and methods | Gale H. Thorne, Charles V. Owen | 1997-04-01 |