EK

Erhard Krumpholz

BA Buhler Ag: 1 patents #70 of 161Top 45%
ZA Zehnder Group International Ag: 1 patents #7 of 29Top 25%
Overall (All Time): #1,960,859 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10041746 Enthalpy exchanger element and method for the production Marcel Riendeau, Christian Hirsch 2018-08-07
7407611 Elastomer mixtures for rubber manufacture Federico Innerebner, Christoph Naf, Achim-Philipp Sturm, Bernhard Stalder, Roland Halter 2008-08-05