FH

Friedel Heller

ZG Z & J Technologies Gmbh: 2 patents #7 of 28Top 25%
📍 Nideggen, DE: #21 of 83 inventorsTop 30%
Overall (All Time): #2,139,525 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7624754 Double-disk slide valve Ekkehard Brzoska, Norbert Marx 2009-12-01
7600528 Double-disk slide valve Ekkehard Brzoska, Norbert Marx 2009-10-13