Mark Brocklehurst

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Warrington, GB

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Patents Grantslast 30 patents

Information Patent Grant
Roof support including extendable links
- Patent number 11,655,711
- Issue date May 23, 2023
- Joy Global Underground Mining LLC
- Keith Dodgson
- E21 - EARTH DRILLING MINING
Information Patent Grant
Advancing ram pin retention device
- Patent number 9,963,966
- Issue date May 8, 2018
- Joy MM Delaware, Inc.
- Richard Mather
- E21 - EARTH DRILLING MINING
Information Patent Grant
Advancing ram pin retention device
- Patent number 9,605,539
- Issue date Mar 28, 2017
- Joy MM Delaware, Inc.
- Richard Mather
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
ROOF SUPPORT INCLUDING EXTENDABLE LINKS
- Publication number 20230243260
- Publication date Aug 3, 2023
- Joy Global Underground Mining LLC
- Keith Dodgson
- E21 - EARTH DRILLING MINING
Information Patent Application
ROOF SUPPORT INCLUDING EXTENDABLE LINKS
- Publication number 20200095863
- Publication date Mar 26, 2020
- Joy Global Underground Mining LLC
- Keith Dodgson
- E21 - EARTH DRILLING MINING
Information Patent Application
Advancing Ram Pin Retention Device
- Publication number 20170152746
- Publication date Jun 1, 2017
- Joy MM Delaware, Inc.
- Richard Mather
- E21 - EARTH DRILLING MINING
Information Patent Application
ADVANCING RAM PIN RETENTION DEVICE
- Publication number 20160230554
- Publication date Aug 11, 2016
- Joy MM Delaware, Inc.
- Richard Mather
- E21 - EARTH DRILLING MINING