JZ

John P. Ziemianski

AL Allegheny Ludlum: 2 patents #19 of 96Top 20%
AS Allegheny Ludlum Steel: 2 patents #15 of 55Top 30%
📍 Saltsburg, PA: #7 of 42 inventorsTop 20%
🗺 Pennsylvania: #19,182 of 74,527 inventorsTop 30%
Overall (All Time): #1,293,861 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5286310 Low nickel, copper containing chromium-nickel-manganese-copper-nitrogen austenitic stainless steel Gary M. Carinci, Ivan A. Franson, Dominic A. Sorace 1994-02-15
5175026 Method for hot-dip coating chromium-bearing steel William A. Bertol, Yoshio Hayashi, James Hill, Eisuke Otani, Donald R. Zaremski 1992-12-29
4568387 Austenitic stainless steel for low temperature service 1986-02-04
4545826 Method for producing a weldable austenitic stainless steel in heavy sections Thomas H. McCunn 1985-10-08