Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D633618 | Prosthetic foot | Christopher Lyle Johnson, Lars Chrisman, Kevin Alan L'Heureux, Kenan Wollborg | 2011-03-01 |
| 7862622 | Prosthetic foot with adjustable heel height | David A. Dunlap, Lars Chrisman, Michael G. Leydet, Christopher Lyle Johnson | 2011-01-04 |