WP

Walter Pfrengle

ES Elf Atochem S.A.: 1 patents #238 of 505Top 50%
📍 Stromberg, DE: #21 of 45 inventorsTop 50%
Overall (All Time): #3,582,038 of 4,157,543Top 90%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6232394 Master batches containing vulcanizing agents Dominique Bonhomme, Eddine Nour El Bounia, Jean-Michel Pierrot 2001-05-15