HP

Hans Pfeiffer

HA Henkel Kommanditgesellschaft Auf Aktien: 2 patents #608 of 1,846Top 35%
📍 Haan, DE: #92 of 215 inventorsTop 45%
Overall (All Time): #2,329,883 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4820517 Process for obtaining a pepper extract with insecticidal activity Manfred Biermann, Peter Schroeder, Gerd Goebel, Annemarie Mueller 1989-04-11
4260686 Process for the enzymatic softening of furs Adolf Asbeck, Juergen Plapper, Rolf Schmid 1981-04-07