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Milwaukee, WI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method and system for controlling movement of a digging dipper
Patent number
6,025,686
Issue date
Feb 15, 2000
Harnischfeger Corporation
Francis G. Wickert
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Clevis with improved pin locking assembly
Patent number
5,865,557
Issue date
Feb 2, 1999
Harnischfeger Corporation
Rikos A. Kasim
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Retarding mechanism for the dipper door of a mining shovel
Patent number
5,815,960
Issue date
Oct 6, 1998
Harnischfeger Corporation
Carl A. Soczka
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Overhead crane with adjustable bearings
Patent number
5,791,257
Issue date
Aug 11, 1998
Harnischfeger Corporation
Jeffrey A. Konop
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Material-handling machine with hinged leg
Patent number
5,788,096
Issue date
Aug 4, 1998
Harnischfeger Corporation
Ronald D. Wilcox
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Dumping system for a dragline bucket
Patent number
5,752,334
Issue date
May 19, 1998
Harnischfeger Corporation
Darryl R. Immel
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Hoist apparatus and method for positioning anode in smelting furnace
Patent number
5,730,855
Issue date
Mar 24, 1998
Harnischfeger Corporation
Roger D. Luebke
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Polar crane and related method
Patent number
5,706,736
Issue date
Jan 13, 1998
Harnischfeger Corporation
George E. Thorsen
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Dragline with improved thrust bearing assembly supporting upper str...
Patent number
5,676,471
Issue date
Oct 14, 1997
Harnischfeger Corporation
Harvey J. Kallenberger
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Lifting apparatus including overload sensing device
Patent number
5,662,311
Issue date
Sep 2, 1997
Harnischfeger Corporation
Curt J. Waedekin
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Rigging assembly for an excavating bucket
Patent number
5,657,559
Issue date
Aug 19, 1997
Harnischfeger Corporation
Darryl R. Immel
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Blasthole drill with improved automatic breakout wrench
Patent number
5,653,297
Issue date
Aug 5, 1997
Harnischfeger Corporation
H. Dewain Whisenhunt
E21 - EARTH DRILLING MINING
Information
Patent Grant
Dragline with high headroom between upper and lower structures
Patent number
5,642,577
Issue date
Jul 1, 1997
Harnischfeger Corporation
Harvey J. Kallenberger
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Dragline including improved boom
Patent number
5,636,459
Issue date
Jun 10, 1997
Harnischfeger Corporation
Joseph L. Huffman
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Dragline with cantilevered side-access dump block
Patent number
5,636,460
Issue date
Jun 10, 1997
Harnischfeger Corporation
Andrew P. Dretzka
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
System for equalizing the load of a plurality of motors
Patent number
5,625,262
Issue date
Apr 29, 1997
Harnischfeger Corporation
Robert J. Lapota
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Blasthole drill with drill-through pipe rack
Patent number
5,622,232
Issue date
Apr 22, 1997
Harnischfeger Corporation
H. Dewain Whisenhunt
E21 - EARTH DRILLING MINING
Information
Patent Grant
Pin retention device and related method for retaining a trunnion li...
Patent number
5,619,810
Issue date
Apr 15, 1997
Harnischfeger Corporation
Rikos A. Kasim
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Method for using a two-drum crane for raising or lowering a load
Patent number
5,603,420
Issue date
Feb 18, 1997
Harnischfeger Corporation
Richard N. Swanson
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Dragline including improved walking mechanism
Patent number
5,603,174
Issue date
Feb 18, 1997
Harnischfeger Corporation
Harvey J. Kallenberger
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Dragline with improved pinion shaft mounting
Patent number
5,600,905
Issue date
Feb 11, 1997
Harnischfeger Corporation
Harvey J. Kallenberger
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Directional indicating device for detecting improper orientation of...
Patent number
5,597,079
Issue date
Jan 28, 1997
Harnischfeger Corporation
Jeffrey A. Konop
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Bearing retainer assembly
Patent number
5,590,968
Issue date
Jan 7, 1997
Harnischfeger Corporation
Andrew P. Dretzka
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Pin-retaining structure and method for retaining a pin
Patent number
5,577,858
Issue date
Nov 26, 1996
Harnischfeger Corporation
Rikos A. Kasim
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Drive arrangement and method for installing such arrangement in a m...
Patent number
5,571,225
Issue date
Nov 5, 1996
Harnischfeger Corporation
Jerry J. David
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Bearing arrangement with gravity-fed lubrication
Patent number
5,558,446
Issue date
Sep 24, 1996
Harnischfeger Corporation
Harvey J. Kallenberger
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Method for repairing a machine having a support structure and worn...
Patent number
5,553,367
Issue date
Sep 10, 1996
Harnischfeger Corporation
John P. Mahoney
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Hoist apparatus for positioning anode in smelting furnace
Patent number
5,549,799
Issue date
Aug 27, 1996
Harnischfeger Corporation
Roger D. Luebke
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Shared inverter electrical drive system
Patent number
5,548,198
Issue date
Aug 20, 1996
Harnischfeger Corporation
Jon E. Backstrand
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Submerged-arc welding apparatus
Patent number
5,536,913
Issue date
Jul 16, 1996
Harnischfeger Corporation
William R. Weidner
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
75257077 - P&H MINEPRO SERVICES
Serial number
75257077
Registration number
2129108
Filing date
Mar 14, 1997
HARNISCHFEGER CORPORATION
37 - Building construction
Information
Trademark
75128581 - ELECTROTORQUE PLUS
Serial number
75128581
Registration number
2083703
Filing date
Jun 28, 1996
HARNISCHFEGER CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75018121 - SWINGUARD
Serial number
75018121
Registration number
2017470
Filing date
Nov 6, 1995
HARNISCHFEGER CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74569661 - BEST BY A DAM SITE
Serial number
74569661
Registration number
1914547
Filing date
Sep 6, 1994
HARNISCHFEGER CORPORATION
7 - Machines and machine tools
Information
Trademark
74569653 - OPTIMA
Serial number
74569653
Registration number
1923310
Filing date
Sep 6, 1994
HARNISCHFEGER CORPORATION
7 - Machines and machine tools
Information
Trademark
74481085 - SUPER TOOTH
Serial number
74481085
Filing date
Jan 18, 1994
HARNISCHFEGER CORPORATION
7 - Machines and machine tools
Information
Trademark
74408358 - SMARTORQUE V
Serial number
74408358
Registration number
1856614
Filing date
Jul 2, 1993
HARNISCHFEGER CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74407717 - TORQUE LOCK
Serial number
74407717
Filing date
Jun 28, 1993
HARNISCHFEGER CORPORATION
6 - Common metals and their alloys
Information
Trademark
74281802 - P&H PHOENIX NEW LIFE FOR CRANES
Serial number
74281802
Registration number
1862245
Filing date
Jun 5, 1992
HARNISCHFEGER CORPORATION
7 - Machines and machine tools
Information
Trademark
74281956 - FALL-HALT
Serial number
74281956
Filing date
Jun 5, 1992
HARNISCHFEGER CORPORATION
7 - Machines and machine tools
Information
Trademark
74281957 - DIGITORQUE
Serial number
74281957
Registration number
1793463
Filing date
Jun 5, 1992
HARNISCHFEGER CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74281803 - PACESETTER
Serial number
74281803
Registration number
1748163
Filing date
Jun 5, 1992
HARNISCHFEGER CORPORATION
7 - Machines and machine tools
Information
Trademark
74070858 - NU-LIFE
Serial number
74070858
Registration number
1672380
Filing date
Jun 19, 1990
HARNISCHFEGER CORPORATION
7 - Machines and machine tools
Information
Trademark
74052264 - PRESCRIPTION WHEELS
Serial number
74052264
Registration number
1663947
Filing date
Apr 23, 1990
HARNISCHFEGER CORPORATION
7 - Machines and machine tools
Information
Trademark
74052263 - PROCARE
Serial number
74052263
Registration number
1672082
Filing date
Apr 23, 1990
HARNISCHFEGER CORPORATION
37 - Building construction
Information
Trademark
73791113 - LASER
Serial number
73791113
Registration number
1610381
Filing date
Apr 4, 1989
HARNISCHFEGER CORPORATION
7 - Machines and machine tools
Information
Trademark
73791116 - SMARTORQUE
Serial number
73791116
Registration number
1566954
Filing date
Apr 4, 1989
HARNISCHFEGER CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73622838 - SIGMA
Serial number
73622838
Registration number
1438981
Filing date
Sep 29, 1986
HARNISCHFEGER CORPORATION
7 - Machines and machine tools
Information
Trademark
73607877 - CENTURY
Serial number
73607877
Filing date
Jul 7, 1986
HARNISCHFEGER CORPORATION
7 - Machines and machine tools
Information
Trademark
73606848 - BETA
Serial number
73606848
Registration number
1426299
Filing date
Jun 30, 1986
HARNISCHFEGER CORPORATION
7 - Machines and machine tools
Information
Trademark
73526317 - ENCORE
Serial number
73526317
Registration number
1361467
Filing date
Mar 11, 1985
HARNISCHFEGER CORPORATION
7 - Machines and machine tools
Information
Trademark
73516444 - SMARTRAK
Serial number
73516444
Registration number
1352461
Filing date
Jan 7, 1985
HARNISCHFEGER CORPORATION
7 - Machines and machine tools
Information
Trademark
73373791 - MINI-PIK
Serial number
73373791
Registration number
1264721
Filing date
Jul 9, 1982
Harnischfeger Corporation
7 - Machines and machine tools
Information
Trademark
73175607 - FEATURBILT
Serial number
73175607
Registration number
1123604
Filing date
Jun 22, 1978
Harnischfeger Corporation
7 - Machines and machine tools
Information
Trademark
73165627 - OMEGA
Serial number
73165627
Registration number
1168037
Filing date
Apr 10, 1978
Harnischfeger Corporation
7 - Machines and machine tools
Information
Trademark
73165628 - P&H OMEGA
Serial number
73165628
Registration number
1168038
Filing date
Apr 10, 1978
Harnischfeger Corporation
7 - Machines and machine tools
Information
Trademark
73165629 - OMEGA
Serial number
73165629
Registration number
1168039
Filing date
Apr 10, 1978
Harnischfeger Corporation
7 - Machines and machine tools
Information
Trademark
73137855 - TRAV-START
Serial number
73137855
Registration number
1099351
Filing date
Aug 17, 1977
HARNISCHFEGER CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73131704 - ZIP II
Serial number
73131704
Registration number
1083213
Filing date
Jun 24, 1977
HARNISCHFEGER CORPORATION
7 - Machines and machine tools
Information
Trademark
73075497 - MOD-U-TORQUE
Serial number
73075497
Registration number
1054660
Filing date
Jan 28, 1976
HARNISCHFEGER CORPORATION
7 - Machines and machine tools