TREA

Helmut Zimmermann

Follow

Person

  • Berglen, DE
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Blower wheel and power tool with an internal combustion engine and...
    • Patent number 11,268,534
    • Issue date Mar 8, 2022
    • Andreas Stihl AG & Co KG
    • Andreas Wolf
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Chainsaw
    • Patent number 10,814,518
    • Issue date Oct 27, 2020
    • Andreas Stihl AG & Co KG
    • Oliver Gerstenberger
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Work device
    • Patent number 10,144,146
    • Issue date Dec 4, 2018
    • Andreas Stihl AG & Co KG
    • Benjamin Frey
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Handheld work apparatus
    • Patent number 9,855,672
    • Issue date Jan 2, 2018
    • Andreas Stihl AG & Co KG
    • Helmut Zimmermann
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Handheld work apparatus having a tensioning device for a chain
    • Patent number 9,713,881
    • Issue date Jul 25, 2017
    • Andreas Stihl AG & Co KG
    • Helmut Zimmermann
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Work apparatus having a braking arrangement
    • Patent number 9,470,143
    • Issue date Oct 18, 2016
    • Andreas Stihl AG & Co KG
    • Carel Karrar
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Work apparatus having a fuel pump
    • Patent number 9,181,864
    • Issue date Nov 10, 2015
    • Andreas Stihl AG & Co KG
    • Jonas Lank
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Power tool with sprocket cover
    • Patent number 9,138,912
    • Issue date Sep 22, 2015
    • Andreas Stihl AG & Co KG
    • Ulrich Kapinsky
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting chain for a hand-operated implement and hand-operated imple...
    • Patent number 8,960,178
    • Issue date Feb 24, 2015
    • Andreas Stihl AG & Co KG
    • Jochen Buchholtz
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hand-operated implement comprising a cutting chain for cutting mine...
    • Patent number 8,869,787
    • Issue date Oct 28, 2014
    • Andreas Stihl AG & Co KG
    • Hannah Thölking
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Chain guard for a motor-driven chain saw and a carrying arrangement...
    • Patent number 8,813,374
    • Issue date Aug 26, 2014
    • Andreas Stihl AG & Co KG
    • Jonas Lank
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Exhaust-gas muffler
    • Patent number 7,971,681
    • Issue date Jul 5, 2011
    • Andreas Stihl AG & Co KG
    • Eberhard Bohnaker
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hand-guided power tool
    • Patent number 7,942,212
    • Issue date May 17, 2011
    • Andreas Stihl AG & Co KG
    • Helmut Zimmermann
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Cable retainer for an internal combustion engine
    • Patent number 7,909,009
    • Issue date Mar 22, 2011
    • Andreas Stihl AG & Co KG
    • Helmut Zimmermann
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Hand-held power tool
    • Patent number 7,806,107
    • Issue date Oct 5, 2010
    • Andreas Stihl AG & Co KG
    • Jens Knauβ
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Internal combustion engine with starter device
    • Patent number 7,712,448
    • Issue date May 11, 2010
    • Andreas Stihl AG & Co KG
    • Helmut Zimmermann
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Portable handheld work apparatus
    • Patent number 7,424,879
    • Issue date Sep 16, 2008
    • Andreas Stihl AG & Co KG
    • Patrick Schlauch
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Protective shield for a free-cutting tool
    • Patent number 7,406,771
    • Issue date Aug 5, 2008
    • Andreas Stihl AG & Co KG
    • Helmut Zimmermann
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Connecting piece
    • Patent number 6,959,701
    • Issue date Nov 1, 2005
    • Andreas Stihl AG & Co KG
    • Helmut Zimmermann
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Connecting piece
    • Patent number 6,868,813
    • Issue date Mar 22, 2005
    • Andreas Stihl AG & Co KG
    • Helmut Zimmermann
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Connecting piece
    • Patent number 6,851,407
    • Issue date Feb 8, 2005
    • Andreas Stihl AG & Co KG
    • Helmut Zimmermann
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Manually guided implement
    • Patent number 6,779,514
    • Issue date Aug 24, 2004
    • Andreas Stihl AG & Co.
    • Helmut Zimmermann
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Internal combustion engine for a handheld portable work apparatus
    • Patent number 6,755,160
    • Issue date Jun 29, 2004
    • Andreas Stihl AG & Co.
    • Helmut Zimmermann
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Vibration damper
    • Patent number 6,375,171
    • Issue date Apr 23, 2002
    • Andreas Stihl AG & Co.
    • Helmut Zimmermann
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Hand-held working tool
    • Patent number 6,314,922
    • Issue date Nov 13, 2001
    • Andreas Stihl AG & Co.
    • Helmut Zimmermann
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Arrangement of an air filter and a membrane carburetor
    • Patent number 6,293,981
    • Issue date Sep 25, 2001
    • Andreas Shihl AG & Co.
    • Hans Holderle
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Hand-held working tool with combustion air channel arranged at blow...
    • Patent number 5,746,160
    • Issue date May 5, 1998
    • Andreas Stihl
    • Thomas Stark
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Actuating device for a decompression valve of an internal combustio...
    • Patent number 5,582,143
    • Issue date Dec 10, 1996
    • Andreas Stihl
    • Thomas Stark
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Tensioning arrangement for a saw chain of a motor-driven chain saw
    • Patent number 5,522,143
    • Issue date Jun 4, 1996
    • Andreas Stihl
    • Harald Schliemann
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Tensioning arrangement for a saw chain
    • Patent number 5,491,899
    • Issue date Feb 20, 1996
    • Andreas Stihl
    • Harald Schliemann
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...

Patents Applicationslast 30 patents

  • Information Patent Application

    CHAINSAW
    • Publication number 20180281225
    • Publication date Oct 4, 2018
    • Andreas Stihl AG & Co KG
    • Oliver GERSTENBERGER
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Application

    Work Device
    • Publication number 20170266834
    • Publication date Sep 21, 2017
    • Andreas Stihl AG & Co KG
    • Benjamin Frey
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Application

    Blower Wheel and Power Tool with an Internal Combustion Engine and...
    • Publication number 20170167500
    • Publication date Jun 15, 2017
    • Andreas Stihl AG & Co KG
    • Andreas Wolf
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Closure and Injection Mold for Its Production
    • Publication number 20170057139
    • Publication date Mar 2, 2017
    • Andreas Stihl AG & Co KG
    • Helmut Zimmermann
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    HANDHELD WORK APPARATUS
    • Publication number 20160107326
    • Publication date Apr 21, 2016
    • Andreas Stihl AG & Co KG
    • Helmut Zimmermann
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Application

    HANDHELD WORK APPARATUS HAVING A TENSIONING DEVICE FOR A CHAIN
    • Publication number 20140250702
    • Publication date Sep 11, 2014
    • Andreas Stihl AG & Co KG
    • Helmut Zimmermann
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Application

    WORK APPARATUS HAVING A BRAKING ARRANGEMENT
    • Publication number 20140000542
    • Publication date Jan 2, 2014
    • Carel Karrar
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Application

    Power tool with sprocket cover
    • Publication number 20130318802
    • Publication date Dec 5, 2013
    • Ulrich Kapinsky
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Hand-operated implement comprising a cutting chain for cutting mine...
    • Publication number 20130319392
    • Publication date Dec 5, 2013
    • Hannah Thölking
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Application

    WORK APPARATUS HAVING A FUEL PUMP
    • Publication number 20130276724
    • Publication date Oct 24, 2013
    • Andreas Stihl AG & Co KG
    • Jonas Lank
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Cutting chain for a hand-operated implement and hand-operated imple...
    • Publication number 20130269673
    • Publication date Oct 17, 2013
    • Andreas Stihl AG & Co KG
    • Jochen Buchholtz
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    HANDHELD WORK APPARATUS HAVING A GUARD
    • Publication number 20130091715
    • Publication date Apr 18, 2013
    • Andreas Stihl AG & Co KG
    • Helmut Zimmermann
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Application

    Two-Stroke Engine
    • Publication number 20110146643
    • Publication date Jun 23, 2011
    • Andreas Stihl AG & Co KG
    • Werner Geyer
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Chain guard for a motor-driven chain saw
    • Publication number 20100229405
    • Publication date Sep 16, 2010
    • Jonas Lank
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Exhaust-gas muffler
    • Publication number 20090294210
    • Publication date Dec 3, 2009
    • Andreas Stihl AG & Co. KG.
    • Eberhard Bohnaker
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Hand-Guided Power Tool
    • Publication number 20090095497
    • Publication date Apr 16, 2009
    • Andreas Stihl AG & Co KG
    • Helmut Zimmermann
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Application

    Hand-Held Power Tool
    • Publication number 20080276912
    • Publication date Nov 13, 2008
    • Andreas Stihl AG & Co KG
    • Jens Knaub
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    INTERNAL COMBUSTION ENGINE HAVING A CABLE RETAINER AND A CABLE RETA...
    • Publication number 20080272268
    • Publication date Nov 6, 2008
    • Andreas Stihl AG & Co. KG.
    • Helmut ZIMMERMANN
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Internal Combustion Engine with Starter Device
    • Publication number 20080271698
    • Publication date Nov 6, 2008
    • Andreas Stihl AG & Co KG
    • Helmut Zimmermann
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Protective shield for a free-cutting tool
    • Publication number 20070022614
    • Publication date Feb 1, 2007
    • Helmut Zimmermann
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    Portable handheld work apparatus
    • Publication number 20060107533
    • Publication date May 25, 2006
    • Andreas Stihl AG & Co. KG.
    • Patrick Schlauch
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Application

    Connecting piece
    • Publication number 20030217740
    • Publication date Nov 27, 2003
    • Helmut Zimmermann
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Connecting piece
    • Publication number 20030183213
    • Publication date Oct 2, 2003
    • Helmut Zimmermann
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    Connecting piece
    • Publication number 20030183186
    • Publication date Oct 2, 2003
    • Helmut Zimmermann
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    Manually guided implement
    • Publication number 20030037773
    • Publication date Feb 27, 2003
    • Helmut Zimmermann
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Internal combustion engine for a handheld portable work apparatus
    • Publication number 20020139325
    • Publication date Oct 3, 2002
    • Helmut Zimmermann
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS