RL

Richart T. Lewis

GH Graftech International Holdings: 1 patents #69 of 101Top 70%
📍 Auburn, OH: #8 of 10 inventorsTop 80%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,174,750 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8530094 Reduced puffing needle coke from coal tar distillate Douglas J. Miller, Ching-Feng Chang, Irwin C. Lewis, Aaron Tomasek, Richard L. Shao 2013-09-10