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John P. Moyna
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Elkader, IA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Shield assembly for a dump box
Patent number
10,988,068
Issue date
Apr 27, 2021
John P. Moyna
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Dual wheel mounting device
Patent number
9,987,879
Issue date
Jun 5, 2018
John P. Moyna
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Track link
Patent number
9,902,442
Issue date
Feb 27, 2018
John P. Moyna
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Grant
Tire system for an off-highway machine
Patent number
7,980,282
Issue date
Jul 19, 2011
Caterpillar Inc.
John P. Moyna
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Push block for a scraping device
Patent number
7,673,700
Issue date
Mar 9, 2010
Caterpillar Inc.
John P. Moyna
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Push block, scraping device and method for collecting a material
Patent number
7,647,984
Issue date
Jan 19, 2010
Caterpillar Inc.
John P. Moyna
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Walking beam and tire system for an earthmoving scraping device
Patent number
7,640,996
Issue date
Jan 5, 2010
Caterpillar Inc.
John P. Moyna
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Scraping device and a system and a method for collecting materials
Patent number
7,367,408
Issue date
May 6, 2008
Caterpillar Inc.
John P. Moyna
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Scraping device and a system and a method for collecting materials
Patent number
7,356,949
Issue date
Apr 15, 2008
Caterpillar Inc.
John P. Moyna
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Scraping device and a system and a method for collecting materials
Patent number
7,117,953
Issue date
Oct 10, 2006
John P. Moyna
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Compacting device and a system and a method for compacting a material
Patent number
7,112,006
Issue date
Sep 26, 2006
John P. Moyna
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Scraping device and a system and a method for collecting materials
Patent number
6,910,289
Issue date
Jun 28, 2005
CJ Moyna + Sons, Inc.
John P. Moyna
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Compacting device and a system and a method for compacting a material
Patent number
6,869,250
Issue date
Mar 22, 2005
C. J. Moyna and Sons Inc.
John P. Moyna
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Apparatus and method of multi-actuator ejection mechanism
Patent number
6,769,859
Issue date
Aug 3, 2004
Caterpillar S.A.R.L.
John P Moyna
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Tailgate assembly
Patent number
6,719,349
Issue date
Apr 13, 2004
Caterpillar S.A.R.L.
John P Moyna
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Ejector body and method using a tiltable ejector
Patent number
6,672,822
Issue date
Jan 6, 2004
Caterpillar S.A.R.L.
John P Moyna
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Tailgate assembly having side mounted hydraulic cylinders
Patent number
6,176,673
Issue date
Jan 23, 2001
Caterpillar Inc.
John P. Moyna
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Hydraulic system for a work machine having an ejector cylinder and...
Patent number
6,155,776
Issue date
Dec 5, 2000
Caterpillar Inc.
John P. Moyna
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Ejector blade carriage adjuster
Patent number
6,102,644
Issue date
Aug 15, 2000
Caterpillar S.A.R.L.
David A. Young
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Hydraulic circuit for an ejector type dump mechanism for articulate...
Patent number
6,079,933
Issue date
Jun 27, 2000
Caterpillar Inc.
John P. Moyna
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Unloading gate for a dump truck body
Patent number
5,456,521
Issue date
Oct 10, 1995
Moyna; John P.
John P. Moyna
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
ELECTRICAL DRIVE SYSTEM FOR EARTH MOVING MACHINERY
Publication number
20230067152
Publication date
Mar 2, 2023
John P. Moyna
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
SHIELD ASSEMBLY FOR A DUMP BOX
Publication number
20190291622
Publication date
Sep 26, 2019
John P. Moyna
B60 - VEHICLES IN GENERAL
Information
Patent Application
DUAL TIRE MOUNTING DEVICE
Publication number
20180015780
Publication date
Jan 18, 2018
John P. Moyna
B60 - VEHICLES IN GENERAL
Information
Patent Application
Track link
Publication number
20160288846
Publication date
Oct 6, 2016
John P. Moyna
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Application
Push block, scraping device and method for collecting a material
Publication number
20090108565
Publication date
Apr 30, 2009
John P. Moyna
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Push block for a scraping device
Publication number
20090107014
Publication date
Apr 30, 2009
Caterpillar Inc.
John P. Moyna
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
WALKING BEAM AND TIRE SYSTEM FOR AN EARTHMOVING SCRAPING DEVICE
Publication number
20090095496
Publication date
Apr 16, 2009
Caterpillar Inc.
John P. Moyna
B60 - VEHICLES IN GENERAL
Information
Patent Application
TIRE SYSTEM FOR AN OFF-HIGHWAY MACHINE
Publication number
20090095389
Publication date
Apr 16, 2009
Caterpillar Inc.
John P. Moyna
B60 - VEHICLES IN GENERAL
Information
Patent Application
Hydraulic disc/harrow apparatus, system and method for using the same
Publication number
20090090521
Publication date
Apr 9, 2009
Caterpillar Inc.
John P. Moyna
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Walking beam system, tire system and method for using the walking b...
Publication number
20090084002
Publication date
Apr 2, 2009
John P. Moyna
B60 - VEHICLES IN GENERAL
Information
Patent Application
WALKING BEAM SYSTEM FOR A SCRAPING DEVICE
Publication number
20090085328
Publication date
Apr 2, 2009
Caterpillar Inc.
John P. Moyna
B60 - VEHICLES IN GENERAL
Information
Patent Application
Sprocket, system and method for using the sprocket
Publication number
20090085399
Publication date
Apr 2, 2009
John P. Moyna
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Application
Scraping device and a system and a method for collecting materials
Publication number
20080251266
Publication date
Oct 16, 2008
Caterpillar Inc.
John P. Moyna
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Apparatus, system and method for moving a scraping device
Publication number
20080230244
Publication date
Sep 25, 2008
John P. Moyna
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Scraping device and a system and a method for collecting materials
Publication number
20070039212
Publication date
Feb 22, 2007
John P. Moyna
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Scraping device and a system and a method for collecting materials
Publication number
20060123674
Publication date
Jun 15, 2006
John P. Moyna
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Scraping device and a system and a method for collecting materials
Publication number
20050217044
Publication date
Oct 6, 2005
John P. Moyna
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Compacting device and a system and a method for compacting a material
Publication number
20050163567
Publication date
Jul 28, 2005
John P. Moyna
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Scraping device and a system and a method for collecting materials
Publication number
20040188115
Publication date
Sep 30, 2004
John P. Moyna
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Compacting device and a system and a method for compacting a material
Publication number
20040146356
Publication date
Jul 29, 2004
John P. Moyna
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
TAILGATE ASSEMBLY
Publication number
20040032141
Publication date
Feb 19, 2004
John P. Moyna
B60 - VEHICLES IN GENERAL
Information
Patent Application
Apparatus and method of multi-actuator ejection mechanism
Publication number
20030170101
Publication date
Sep 11, 2003
John P. Moyna
B60 - VEHICLES IN GENERAL
Information
Patent Application
Hydraulic disc/harrow apparatus, system and method for using the same
Publication number
20030019642
Publication date
Jan 30, 2003
John P. Moyna
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING