JL

John J. Letcavits

📍 Hilliard, OH: #87 of 348 inventorsTop 25%
🗺 Ohio: #18,857 of 73,341 inventorsTop 30%
Overall (All Time): #1,270,864 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6659026 Control system for reducing NOx emissions from a multiple-intertube pulverized-coal burner using true delivery pipe fuel flow measurement Willis M. Hendricks 2003-12-09
6155183 Method and apparatus for reducing NO.sub.x emissions from a multiple-intertube pulverized-coal burner Scott Vierstra 2000-12-05
5960723 Method and apparatus for reducing NO.sub.X emmissions from a multiple-intertube pulverized-coal burner Scott Vierstra 1999-10-05
5771823 Method and apparatus for reducing NO.sub.x emissions from a multiple-intertube pulverized-coal burner Scott Vierstra 1998-06-30