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 151–163 of 163 patents

Patent #TitleCo-InventorsDate
5647873 Bicentric polyaxial locking screw and coupling element Joseph P. Errico, Thomas J. Errico 1997-07-15
5643265 Dynamic compression polyaxial locking screw plate assembly Joseph P. Errico, Thomas J. Errico 1997-07-01
5609593 Advanced polyaxial locking hook and coupling element device for use with top loading rod fixation devices Joseph P. Errico, Thomas J. Errico 1997-03-11
5609594 Extending hook and polyaxial coupling element device for use with side loading road fixation devices Joseph P. Errico, Thomas J. Errico 1997-03-11
5607426 Threaded polyaxial locking screw plate assembly Steve Tatar 1997-03-04
5586984 Polyaxial locking screw and coupling element assembly for use with rod fixation apparatus Joseph P. Errico, Thomas J. Errico 1996-12-24
5584834 Polyaxial locking screw and coupling element assembly for use with side loading rod fixation apparatus Joseph P. Errico, Thomas J. Errico 1996-12-17
5578033 Advanced polyaxial locking hook and coupling element device for use with side loading rod fixation devices Joseph P. Errico, Thomas J. Errico 1996-11-26
5575792 Extending hook and polyaxial coupling element device for use with top loading rod fixation devices Joseph P. Errico, Thomas J. Errico 1996-11-19
5554157 Rod securing polyaxial locking screw and coupling element assembly Joseph P. Errico, Thomas J. Errico 1996-09-10
5549608 Advanced polyaxial locking screw and coupling element device for use with rod fixation apparatus Joseph P. Errico, Thomas J. Errico 1996-08-27
5531746 Posterior spinal polyaxial locking lateral mass screw plate assembly Joseph P. Errico, Thomas J. Errico 1996-07-02
5520690 Anterior spinal polyaxial locking screw plate assembly Joseph P. Errico, Thomas J. Errico 1996-05-28