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Erich Leibhard
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Munich, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Drill head
Patent number
7,163,070
Issue date
Jan 16, 2007
Hilti Aktiengesellschaft
Roland Gienau
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rock anchor
Patent number
7,033,117
Issue date
Apr 25, 2006
Hilti Aktiengesellschaft
Wolfgang Ludwig
E21 - EARTH DRILLING MINING
Information
Patent Grant
Bonding anchor
Patent number
7,025,538
Issue date
Apr 11, 2006
Hilti Aktiengesellschaft
Wolfgang Ludwig
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Attachment element
Patent number
6,955,504
Issue date
Oct 18, 2005
Hilti Aktiengesellschaft
Erich Leibhard
E21 - EARTH DRILLING MINING
Information
Patent Grant
Washer for a chemical anchor
Patent number
6,655,889
Issue date
Dec 2, 2003
Hilti Aktiengesellschaft
Wolfgang Ludwig
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Tubular anchor
Patent number
6,491,478
Issue date
Dec 10, 2002
Hilti Aktiengesellschaft
Lutz Achim Sager
E21 - EARTH DRILLING MINING
Information
Patent Grant
Tubular anchor
Patent number
6,457,910
Issue date
Oct 1, 2002
Hilti Aktiengesellschaft
Wolfgang Ludwig
E21 - EARTH DRILLING MINING
Information
Patent Grant
Anchor rod for a connection anchoring system
Patent number
6,240,696
Issue date
Jun 5, 2001
Hilti Aktiengesellschaft
Wolfgang Ludwig
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Setting tool for anchor rods of attachment anchors
Patent number
6,050,157
Issue date
Apr 18, 2000
Hilti Aktiengesellschaft
Wolfgang Ludwig
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Anchor rod for an attachment anchor
Patent number
6,029,417
Issue date
Feb 29, 2000
Hilti Aktiengesellschaft
Erich Leibhard
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Member for insertion into a borehole in a receiving material
Patent number
5,669,199
Issue date
Sep 23, 1997
Hilti Aktiengesellschaft
Wolfgang Ludwig
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Method of fastening an attachment member in a wooden component
Patent number
5,607,005
Issue date
Mar 4, 1997
Hilti Aktiengesellschaft
Erich Leibhard
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Sleeve for increasing retention value of a screw
Patent number
5,332,153
Issue date
Jul 26, 1994
Hilti Aktiengesellschaft
Erich Leibhard
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Attachment member anchored by hardenable mass to panel-shaped struc...
Patent number
5,007,780
Issue date
Apr 16, 1991
Hilti Aktiengesellschaft
Armin Hoffmann
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Anchor member secured in place by a permanently hardenable mass
Patent number
4,993,900
Issue date
Feb 19, 1991
Hilti Aktiengesellschaft
Robert Hugel
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Metal mesh sleeve for dowel assembly
Patent number
4,968,185
Issue date
Nov 6, 1990
Hilti Aktiengesellschaft
Erich Leibhard
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Method of securing anchor rods
Patent number
4,907,917
Issue date
Mar 13, 1990
Hilti Aktiengesellschaft
Erich Leibhard
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Installation tool for an anchor element
Patent number
4,895,055
Issue date
Jan 23, 1990
Hilti Aktiengesellschaft
Heinz Bisping
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Anchor member with electrical insulation jacket
Patent number
4,840,524
Issue date
Jun 20, 1989
Hilti Aktiengesellschaft
Heinz Bisping
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Expansion anchor assembly
Patent number
4,656,806
Issue date
Apr 14, 1987
Hilti Aktiengesellschaft
Erich Leibhard
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Screen sleeve for use with a hardenable mass for securing an anchor...
Patent number
4,620,406
Issue date
Nov 4, 1986
Hilti Aktiengesellschaft
Robert Hugel
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of producing an expansion sleeve for a metallic expansion do...
Patent number
4,601,192
Issue date
Jul 22, 1986
Hilti Aktiengesellschaft
Gusztav Lang
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Dowel
Patent number
4,564,324
Issue date
Jan 14, 1986
Hilti Aktiengesellschaft
Erich Leibhard
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Device for dispensing measured amounts of multi-component materials
Patent number
4,471,888
Issue date
Sep 18, 1984
Hilti Aktiengesellschaft
Armin Herb
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Expansion dowel assembly
Patent number
4,464,076
Issue date
Aug 7, 1984
Hilti Aktiengesellschaft
Erich Leibhard
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Device for filling boreholes
Patent number
4,452,285
Issue date
Jun 5, 1984
Hilti Aktiengesellschaft
Erich Leibhard
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Device for the melting and measured discharge of thermoplastic adhe...
Patent number
4,358,030
Issue date
Nov 9, 1982
Hilti Aktiengesellschaft
Erich Leibhard
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Device for the melting and measured discharge of a thermoplastic ad...
Patent number
4,352,442
Issue date
Oct 5, 1982
Hilti Aktiengesellschaft
Erich Leibhard
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Device for the melting and measured discharge of a thermoplastic ad...
Patent number
4,320,857
Issue date
Mar 23, 1982
Hilti Aktiengesellschaft
Armin Herb
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Device for the melting and the dose discharge of thermoplastic mate...
Patent number
4,317,529
Issue date
Mar 2, 1982
Hilti Aktiengesellschaft
Erich Leibhard
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Fastening element
Publication number
20050260041
Publication date
Nov 24, 2005
Wolfgang Ludwig
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Method for fastening anchoring means and device suitable for this p...
Publication number
20050097850
Publication date
May 12, 2005
Rainer Hettich
E21 - EARTH DRILLING MINING
Information
Patent Application
Drill head
Publication number
20050051365
Publication date
Mar 10, 2005
Roland Gienau
E21 - EARTH DRILLING MINING
Information
Patent Application
Bonding anchor
Publication number
20050047874
Publication date
Mar 3, 2005
Wolfgang Ludwig
E21 - EARTH DRILLING MINING
Information
Patent Application
Rock anchor
Publication number
20050025578
Publication date
Feb 3, 2005
Wolfgang Ludwig
E21 - EARTH DRILLING MINING
Information
Patent Application
Wall lead-in for feeder liner
Publication number
20030101668
Publication date
Jun 5, 2003
Thomas Monden
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Application
Drilling head
Publication number
20030068209
Publication date
Apr 10, 2003
Erich Leibhard
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
Washer for a chemical anchor
Publication number
20020125647
Publication date
Sep 12, 2002
Wolfgang Ludwig
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Tubular anchor
Publication number
20020046535
Publication date
Apr 25, 2002
Wolfgang Ludwig
E21 - EARTH DRILLING MINING
Information
Patent Application
Tubular anchor
Publication number
20020034424
Publication date
Mar 21, 2002
Wolfgang Ludwig
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
Tubular anchor
Publication number
20010028828
Publication date
Oct 11, 2001
Lutz Achim Sager
E21 - EARTH DRILLING MINING