Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8894716 | Method of mapping femoral head for acetabular prosthesis alignment | Charles Wayne Allen, David C. Kelman | 2014-11-25 |
| 8491664 | System of orienting femoral head for acetabular prosthesis alignment | Charles Wayne Allen, David C. Kelman | 2013-07-23 |