James Krellner

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Franklin, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Cutting bit assembly
- Patent number 10,677,054
- Issue date Jun 9, 2020
- Joy Global Underground Mining LLC
- Randy Arnold
- E21 - EARTH DRILLING MINING
Information Patent Grant
Chain and flight conveyor
- Patent number 9,415,939
- Issue date Aug 16, 2016
- Joy MM Delaware, Inc.
- Randy W. Arnold
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Enclosed cab system for mining equipment
- Patent number 8,944,201
- Issue date Feb 3, 2015
- Joy MM Delaware, Inc.
- James Krellner
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
ASYMMETRIC PICK TOOL WITH AN ASPECT RATIO BETWEEN LEADING AND TRAIL...
- Publication number 20180238170
- Publication date Aug 23, 2018
- ELEMENT SIX GMBH
- MARKUS KILIAN SCHARTING
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
CUTTING BIT ASSEMBLY
- Publication number 20180223661
- Publication date Aug 9, 2018
- Joy MM Delaware, Inc.
- Randy Arnold
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
CHAIN AND FLIGHT CONVEYOR
- Publication number 20150191313
- Publication date Jul 9, 2015
- Joy MM Delaware, Inc.
- Randy W. Arnold
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SHUTTLE CAR SPRING-ASSISTED SWINGING SHEAVE BRACKET
- Publication number 20140166419
- Publication date Jun 19, 2014
- Joy MM Delaware, Inc.
- James A. Krellner
- B60 - VEHICLES IN GENERAL
Information Patent Application
ENCLOSED CAB SYSTEM FOR MINING EQUIPMENT
- Publication number 20120204589
- Publication date Aug 16, 2012
- James Krellner
- B60 - VEHICLES IN GENERAL