DT

David A. Trayser

GI Gas Research Institute: 1 patents #343 of 808Top 45%
📍 Plain City, OH: #70 of 128 inventorsTop 55%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,829,215 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5230321 Lean-burn internal combustion gas engine John E. Lambert, David W. Procknow 1993-07-27