Issued Patents All Time
Showing 51–75 of 81 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6837904 | Method of surgically treating scoliosis | James D. Ralph, Thomas J. Errico | 2005-01-04 |
| 6827719 | Polyaxial pedicle screw having a rotating locking element | James D. Ralph | 2004-12-07 |
| 6805716 | Orthopedic device set for reorienting vertebral bones for the treatment of scoliosis | James D. Ralph, Thomas J. Errico | 2004-10-19 |
| 6758861 | Intervertebral spacer device having a wave washer force restoring element | James D. Ralph, Joseph P. Errico | 2004-07-06 |
| 6740117 | Intervertebral spacer device having a radially thinning slotted belleville spring | James D. Ralph | 2004-05-25 |
| 6740119 | Method of distracting vertebral bones | James D. Ralph, Thomas J. Errico | 2004-05-25 |
| 6723127 | Artificial intervertebral disc having a wave washer force restoring element | James D. Ralph, Joseph P. Errico | 2004-04-20 |
| 6689134 | Longitudinal plate assembly having an adjustable length | James D. Ralph | 2004-02-10 |
| 6673113 | Intervertebral spacer device having arch shaped spring elements | James D. Ralph, Joseph P. Errico | 2004-01-06 |
| 6669731 | Intervertebral spacer device having a slotted domed arch strip spring | James D. Ralph, Joseph P. Errico | 2003-12-30 |
| 6669730 | Intervertebral spacer device utilizing a spirally slotted belleville washer having radially extending grooves | James D. Ralph | 2003-12-30 |
| 6666867 | Longitudinal plate assembly having an adjustable length | James D. Ralph | 2003-12-23 |
| 6663638 | Femoral ring loader | James D. Ralph | 2003-12-16 |
| 6645249 | Intervertebral spacer device having a multi-pronged domed spring | James D. Ralph, Joseph P. Errico | 2003-11-11 |
| 6644087 | Rod bender for bending surgical rods | James D. Ralph, Thomas N. Troxell | 2003-11-11 |
| 6623525 | Porous intervertebral distraction spacers | James D. Ralph, Thomas J. Errico | 2003-09-23 |
| 6610092 | Intervertebral spacer device having a slotted partial circular domed arch strip spring | James D. Ralph, Joseph P. Errico | 2003-08-26 |
| 6451021 | Polyaxial pedicle screw having a rotating locking element | James D. Ralph | 2002-09-17 |
| 6440142 | Femoral ring loader | James D. Ralph | 2002-08-27 |
| 6402756 | Longitudinal plate assembly having an adjustable length | James D. Ralph | 2002-06-11 |
| RE37665 | Polyaxial pedicle screw having a threaded and tapered compression locking mechanism | James D. Ralph | 2002-04-16 |
| 6113601 | Polyaxial pedicle screw having a loosely coupled locking cap | — | 2000-09-05 |
| 6017344 | Polyaxial pedicle screw having a through bar clamp locking mechanism | Joseph P. Errico, Thomas J. Errico, James D. Ralph | 2000-01-25 |
| 5997539 | Polyaxial pedicle screw having a compression locking rod gripping mechanism | Joseph P. Errico, Thomas J. Errico, James D. Ralph | 1999-12-07 |
| 5989291 | Intervertebral spacer device | James D. Ralph | 1999-11-23 |