HA

Helmut G. Alt

PP Phillips Petroleum: 2 patents #17 of 72Top 25%
📍 Bayreuth, OK: #1 of 1 inventorsTop 100%
Overall (2003): #65,360 of 273,478Top 25%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6531554 Metallocycle metallocenes and their use M. Bruce Welch 2003-03-11
6509427 Metallocenes, polymerization catalyst systems, their preparation, and use M. Bruce Welch, Syriac J. Palackal, Bryan E. Hauger, David W. Dockter, Alexander Koppl 2003-01-21