JR

J. Richard Rzomp

AL Allegheny Ludlum: 1 patents #43 of 96Top 45%
📍 Lower Burrell, PA: #229 of 383 inventorsTop 60%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,908,122 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4944495 Method and apparatus for leveling a refractory bed surface Robert H. Johns 1990-07-31