Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7918893 | Hinged orthopaedic prosthesis | Kristen L. Romeis, Matthew D. Smith | 2011-04-05 |
| 6328114 | Frozen topsoil plow | Ronald George Ritchie | 2001-12-11 |
| 6008431 | Bone prosthesis with protected coating for penetrating bone intergrowth | Salvatore Caldarise, John W. Besemer, Frank Foley | 1999-12-28 |
| 5879401 | Acetabular trial | John W. Besemer, Salvatore Caldarise, Frank Foley, C. M. Jayashankar, Anthony P. Sanders | 1999-03-09 |
| 5383932 | Absorbable medullary plug | Stephen F. Wilson, Laurel Rogers | 1995-01-24 |
| 4944742 | Bone pin | Alastair J. T. Clemow, Scott H. Jaeger | 1990-07-31 |