KP

Klaus Perrey

Hoechst Gmbh: 1 patents #2,248 of 4,020Top 60%
📍 Langenfeld, DE: #314 of 523 inventorsTop 65%
Overall (All Time): #4,119,418 of 4,157,543Top 100%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4221793 N,N'-Disubstituted piperazine derivative Rolf-Ortwin Weber, Wolfrad von Rechenberg 1980-09-09