HZ

Helmut Zimmermann

AK Andreas Stihl Ag & Co. Kg: 33 patents #8 of 807Top 1%
SA Schneider Automation: 3 patents #17 of 132Top 15%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
📍 Winnenden, DE: #2 of 380 inventorsTop 1%
Overall (All Time): #76,177 of 4,157,543Top 2%
41
Patents All Time

Issued Patents All Time

Showing 1–25 of 41 patents

Patent #TitleCo-InventorsDate
11268534 Blower wheel and power tool with an internal combustion engine and a blower wheel Andreas Wolf, Wolfgang Weissert, Volker Lempges, Gunter Wolf, Holger Vollmer +3 more 2022-03-08
10814518 Chainsaw Oliver Gerstenberger, Andreas Fricker 2020-10-27
10144146 Work device Benjamin Frey, Klaus-Martin Uhl 2018-12-04
9855672 Handheld work apparatus Carel Karrar, Benjamin Frey 2018-01-02
9713881 Handheld work apparatus having a tensioning device for a chain Jonas Lank 2017-07-25
9470143 Work apparatus having a braking arrangement Carel Karrar, Werner Geyer 2016-10-18
9181864 Work apparatus having a fuel pump Jonas Lank, Klaus-Martin Uhl 2015-11-10
9138912 Power tool with sprocket cover Ulrich Kapinsky, Jochen Oerding 2015-09-22
8960178 Cutting chain for a hand-operated implement and hand-operated implement Jochen Buchholtz, Matthias Schulz 2015-02-24
8869787 Hand-operated implement comprising a cutting chain for cutting mineral and metal materials Hannah Thölking, Horst Otterbach, Jens Kreutzer, Jonas Lank 2014-10-28
8813374 Chain guard for a motor-driven chain saw and a carrying arrangement therefor Jonas Lank, Peter Stahl, Klaus-Martin Uhl, Friedrich Hollmeier 2014-08-26
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
7806107 Hand-held power tool Jens Knauß, Markus Keller 2010-10-05
7712448 Internal combustion engine with starter device 2010-05-11
7424879 Portable handheld work apparatus Patrick Schlauch, Jens Kern, Hans Nickel, Claus-Peter Hamisch, Reiner Kuppert 2008-09-16
7406771 Protective shield for a free-cutting tool Roland Schierling, Johannes Menzel, Kai-Ulrich Machens 2008-08-05
6959701 Connecting piece Michael Joos, Andreas Radtke, Stefan Leuze 2005-11-01
6868813 Connecting piece Michael Joos, Andreas Radtke, Stefan Leuze 2005-03-22
6851407 Connecting piece Michael Joos, Andreas Radtke, Stefan Leuze 2005-02-08
6779514 Manually guided implement Ralf Tuckermann 2004-08-24
6755160 Internal combustion engine for a handheld portable work apparatus 2004-06-29
6375171 Vibration damper Horst Otterbach, Bernhard Durr, Manfred Rabis, Karl-Heinz Klopfer, Klaus-Martin Uhl +2 more 2002-04-23
6314922 Hand-held working tool Werner Geyer, Jorg Schlossarczyk, Hans Nickel, Harald Schliemann, Gunter Stein +3 more 2001-11-13