Christopher Coates

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Queensland, AU

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Patents Grantslast 30 patents

Information Patent Grant
Cutter head for mining machine
- Patent number 9,470,087
- Issue date Oct 18, 2016
- Joy MM Delaware, Inc.
- Russell P. Smith
- E21 - EARTH DRILLING MINING
Information Patent Grant
Roof support sheet handling for underground mines
- Patent number 8,936,415
- Issue date Jan 20, 2015
- Joy MM Delaware, Inc.
- Peter A. Lugg
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
CUTTER HEAD FOR MINING MACHINE
- Publication number 20170002657
- Publication date Jan 5, 2017
- Joy MM Delaware, Inc.
- Russell P. Smith
- E21 - EARTH DRILLING MINING
Information Patent Application
ROOF SUPPORT SHEET HANDLING FOR UNDERGROUND MINES
- Publication number 20150086280
- Publication date Mar 26, 2015
- Joy MM Delaware, Inc.
- Peter A. Lugg
- E21 - EARTH DRILLING MINING
Information Patent Application
CUTTER HEAD FOR MINING MACHINE
- Publication number 20140077578
- Publication date Mar 20, 2014
- Joy MM Delaware, Inc.
- Russell P. Smith
- E21 - EARTH DRILLING MINING
Information Patent Application
ROOF SUPPORT SHEET HANDLING FOR UNDERGROUND MINES
- Publication number 20120213598
- Publication date Aug 23, 2012
- Peter A. Lugg
- E21 - EARTH DRILLING MINING