HZ

Helmut Zimmermann

AK Andreas Stihl Ag & Co. Kg: 3 patents #2 of 56Top 4%
📍 Winnenden, DE: #2 of 24 inventorsTop 9%
Overall (2011): #48,044 of 364,097Top 15%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7971681 Exhaust-gas muffler Eberhard Bohnaker, Rebekka Helfen, Johannes Menzel 2011-07-05
7942212 Hand-guided power tool 2011-05-17
7909009 Cable retainer for an internal combustion engine Jens Knauss, Ronald Hartinger, Dietmar Lämmle, Günter Römig 2011-03-22