DH

Donald J. Hackman

📍 Columbus, OH: #2 of 210 inventorsTop 1%
🗺 Ohio: #145 of 5,836 inventorsTop 3%
Overall (2003): #10,362 of 273,478Top 4%
5
Patents 2003

Issued Patents 2003

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6666870 Method utilizing chemical bonding to improve the bone screw fixation interface Robert Dixon 2003-12-23
6663637 Vertebral distraction stabilizer Robert Dixon 2003-12-16
6656181 Method and device utilizing tapered screw shanks for spinal stabilization Robert Dixon 2003-12-02
6645207 Method and apparatus for dynamized spinal stabilization Robert Dixon 2003-11-11
6591506 Hand operated end cutting sheet metal shear 2003-07-15