DD

Dionisyj W. Demianczuk

RS Republic Steel: 6 patents #1 of 90Top 2%
📍 Parma, OH: #62 of 437 inventorsTop 15%
🗺 Ohio: #13,499 of 73,341 inventorsTop 20%
Overall (All Time): #896,579 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
4411056 Production of steel products with medium to high contents of carbon and manganese and superior surface quality Gregory J. McLean, Joseph E. Franklin 1983-10-25
4410369 Manufacture of electrically welded steel pipe George M. Waid, Joseph E. Franklin 1983-10-18
4405380 High strength, low alloy steel with improved surface and mechanical properties Cecil B. Griffith, Jerry D. Thomas, John K. Abraham, Joseph E. Franklin 1983-09-20
4405381 Steel products such as bars, compositionally non-rimming and internally aluminum killed, having good surface condition Carl J. Bingel 1983-09-20
4375376 Retarded aging, rimmed steel with good surface quality Clifford E. Rowden, Gregory J. McLean, Joseph E. Franklin 1983-03-01
4348800 Production of steel products with medium to high contents of carbon and manganese and superior surface quality Gregory J. McLean, Joseph E. Franklin 1982-09-14