Patents per Year
Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6620097 | Three-dimensional tilt ratchet mechanism | John R. Bookwalter, John F. McMorrow, Kyle S. Moore, Nelson Torres | 2003-09-16 | $121,789,000 |
| 6530883 | Surgical retractor assembly | John R. Bookwalter, Wesley C. Walker, Kenneth R. Hayes | 2003-03-11 | $174,909,000 |
| 6241659 | Surgical retractor assembly with controlled rotation | John R. Bookwalter, Wesley C. Walker, Kenneth R. Hayes | 2001-06-05 | $202,714,000 |
| 5520608 | Orthopaedic retractor blade | John R. Bookwalter, Joseph Chaudoin | 1996-05-28 | $35,807,000 |
| 5375481 | Multi-position ratchet mechanism | Francisco A. Amaral, John Amaral, John R. Bookwalter | 1994-12-27 | $54,023,000 |
| 4646734 | Laser instrument | Thomas W. Eager | 1987-03-03 | $13,076,000 |
| 4580558 | Laser instrument | Thomas W. Eagar | 1986-04-08 | $22,974,000 |
| 4467791 | Surgical retractor holder | George W. Guay, John R. Bookwalter | 1984-08-28 | $33,213,000 |
| 4421108 | Surgical retractor holder | George W. Guay, John R. Bookwalter | 1983-12-20 | $12,403,000 |