Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9357908 | Retractor blade extender tower | William Frasier, Connie Marchek, Timothy Beardsley | 2016-06-07 |
| 8828005 | Spinal fixation element and methods | Paul Birkmeyer, Erasmo Lopez, Ramon Ruberte | 2014-09-09 |
| 7918792 | Surgical retractor for use with minimally invasive spinal stabilization systems and methods of minimally invasive surgery | Anne Drzyzga, William Frasier, Michael DeFusco, Connie Marchek, Nicholas Pavento +2 more | 2011-04-05 |
| 7625339 | Retractor blade extender tower | William Frasier, Connie Marchek, Timothy Beardsley | 2009-12-01 |
| 7547318 | Spinal fixation element and methods | Paul Birkmeyer, Erasmo Lopez, Ramon Ruberte | 2009-06-16 |