HH

Holger Haddenhorst

AL Alcoa: 2 patents #14 of 95Top 15%
📍 Gelsenkirchen, DE: #1 of 8 inventorsTop 15%
Overall (2004): #61,483 of 270,089Top 25%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6773666 Al-Si-Mg-Mn casting alloy and method Jen C. Lin, Que-Tsang Fang, Carl E. Garesche 2004-08-10
6733566 Petroleum coke melt cover for aluminum and magnesium alloys Que-Tsang Fang, Jen C. Lin, Timothy A. Kuhn 2004-05-11