JB

John G. Birch

📍 Dallas, TX: #43 of 420 inventorsTop 15%
🗺 Texas: #541 of 5,943 inventorsTop 10%
Overall (1997): #35,912 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5681309 Distractor mechanism for external fixation device John D. Ross, Mikhail L. Samchukov 1997-10-28
5630814 Fastener for external fixation device wires and pins John D. Ross, Mikhail L. Samchukov 1997-05-20