Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9644354 | Foot actuated fluid control valve | Marc Warsowe, Adam Hagmann, Christopher Kirn, Jeff Horwitz | 2017-05-09 |
| 6872347 | Exoskeletal leg prosthesis and method for alignment | Christopher Lyle Johnson, Michael J. Link | 2005-03-29 |
| 6692533 | Exoskeletal leg prosthesis and method for alignment | Christopher Lyle Johnson, Michael J. Link | 2004-02-17 |
| 6537322 | Prosthetic foot assembly having improved resilient cushions and components | Christopher Lyle Johnson | 2003-03-25 |
| 6238437 | Able-bodied artificial foot phosthesis testing apparatus | Christopher Lyle Johnson | 2001-05-29 |
| 6129766 | Prosthetic foot assembly having improved resilient cushions and components | Christopher Lyle Johnson | 2000-10-10 |
| 5258038 | Prosthetic foot with ankle joint and toe member | David L. Robinson | 1993-11-02 |
| 5158570 | Prosthetic foot with improved ankle and elastomeric heel pad | Michael S. Schey, David B. Wood | 1992-10-27 |