JR

James D. Ralph

SP Spinecore: 63 patents #4 of 14Top 30%
FA Fastenetix: 28 patents #1 of 8Top 15%
TE Third Millennium Engineering: 28 patents #1 of 7Top 15%
BI Biodynamics: 15 patents #1 of 13Top 8%
SC Spinal Concepts: 5 patents #6 of 23Top 30%
K2 K2M: 3 patents #120 of 255Top 50%
WO Warsaw Orthopedic: 2 patents #450 of 894Top 55%
📍 Bethlehem, PA: #4 of 1,038 inventorsTop 1%
🗺 Pennsylvania: #52 of 74,527 inventorsTop 1%
Overall (All Time): #5,219 of 4,157,543Top 1%
163
Patents All Time

Issued Patents All Time

Showing 101–125 of 163 patents

Patent #TitleCo-InventorsDate
6554864 Surgical method of treating scoliosis Steven Tatar, Thomas J. Errico 2003-04-29
6527806 Intervertebral spacer device having a spiral wave washer force restoring element Steven Tatar, Joseph P. Errico 2003-03-04
6478801 Insertion tool for use with tapered trial intervertebral distraction spacers Steven Tatar, Thomas J. Errico 2002-11-12
6471725 Porous intervertebral distraction spacers Steven Tatar, Thomas J. Errico 2002-10-29
6468310 Intervertebral spacer device having a wave washer force restoring element Steven Tatar, Joseph P. Errico 2002-10-22
6451021 Polyaxial pedicle screw having a rotating locking element Stephen Tatar 2002-09-17
6447548 Method of surgically treating scoliosis Steven Tatar, Thomas J. Errico 2002-09-10
6440142 Femoral ring loader Stephen Tatar 2002-08-27
6436102 Method of distracting vertebral bones Steven Tatar, Thomas J. Errico 2002-08-20
6428544 Insertion tool for use with trial intervertebral distraction spacers Steven Tatar, Thomas J. Errico 2002-08-06
6402756 Longitudinal plate assembly having an adjustable length Stephen Tatar 2002-06-11
RE37665 Polyaxial pedicle screw having a threaded and tapered compression locking mechanism Stephen Tatar 2002-04-16
6063089 Side mounted polyaxial pedicle screw Joseph P. Errico, Thomas J. Errico 2000-05-16
6017344 Polyaxial pedicle screw having a through bar clamp locking mechanism Joseph P. Errico, Thomas J. Errico, Stephen Tatar 2000-01-25
5997539 Polyaxial pedicle screw having a compression locking rod gripping mechanism Joseph P. Errico, Thomas J. Errico, Stephen Tatar 1999-12-07
5989291 Intervertebral spacer device Stephen Tatar 1999-11-23
5961518 Polyaxial pedicle screw having a through bar clamp locking mechanism Joseph P. Errico, Thomas J. Errico, Stephen Tatar 1999-10-05
5947969 Rotatable locking vertebral body screw, staple and rod assembly Joseph P. Errico, Thomas J. Errico 1999-09-07
5941880 Coupling member for cross-linking intervertebral cage devices Joseph P. Errico, Thomas J. Errico 1999-08-24
5925047 Coupled rod, anterior vertebral body screw, and staple assembly Joseph P. Errico, Thomas J. Errico 1999-07-20
5904719 Interbody fusion device having partial circular section cross-sectional segments Joseph P. Errico, Thomas J. Errico 1999-05-18
5899905 Expansion locking vertebral body screw, staple, and rod assembly Joseph P. Errico, Thomas J. Errico 1999-05-04
5899904 Compression locking vertebral body screw, staple, and rod assembly Joseph P. Errico, Thomas J. Errico 1999-05-04
5888204 Acetabular cup having capped polyaxial locking screws Steven Tatar 1999-03-30
5885284 Hinged variable length cross-link device Thomas J. Errico, Steven Tatar 1999-03-23