RL

Richard D. Ladwig

CE Combustion Engineering: 2 patents #141 of 732Top 20%
📍 Salina, KS: #47 of 148 inventorsTop 35%
🗺 Kansas: #4,268 of 12,005 inventorsTop 40%
Overall (All Time): #2,372,821 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4222984 Method of wallboard manufacture — 1980-09-16
4188186 Automatic calcining kettle — 1980-02-12