Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6440171 | Double D key locking prosthesis | John E. Hammill, Sr. | 2002-08-27 |
| 6375657 | Bonescrew | John E. Hammill, Sr., Jeffrey I. Lasner | 2002-04-23 |
| 6355068 | Sight gauge modular joint and method | John E. Hammill, Sr. | 2002-03-12 |