Richard D. Boyd

Person

Balgownie, AU

People

Patents Grantslast 30 patents

Information Patent Grant
Cutting device and support for same
- Patent number 11,939,868
- Issue date Mar 26, 2024
- Joy Global Underground Mining LLC
- Nagy Daher
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting device and support for same
- Patent number 11,613,993
- Issue date Mar 28, 2023
- Joy Global Underground Mining LLC
- Nagy Daher
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mining machine with articulating boom and independent material hand...
- Patent number 11,391,149
- Issue date Jul 19, 2022
- Joy Global Underground Mining LLC
- Nagy Daher
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rock cutting assembly
- Patent number 11,319,754
- Issue date May 3, 2022
- Joy Global Underground Mining LLC
- Nagy Daher
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rock cutting assembly
- Patent number 11,274,497
- Issue date Mar 15, 2022
- Joy Global Underground Mining LLC
- Nagy Daher
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mining machine with articulating boom and independent material hand...
- Patent number 10,876,400
- Issue date Dec 29, 2020
- Joy Global Underground Mining LLC
- Nagy Daher
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting device and support for same
- Patent number 10,738,608
- Issue date Aug 11, 2020
- Joy Global Underground Mining LLC
- Nagy Daher
- E21 - EARTH DRILLING MINING
Information Patent Grant
Air flow system for mining machine
- Patent number 9,482,090
- Issue date Nov 1, 2016
- Joy MM Delaware, Inc.
- John Willison
- E21 - EARTH DRILLING MINING
Information Patent Grant
Air flow system for mining machine
- Patent number 9,291,052
- Issue date Mar 22, 2016
- Joy MM Delaware, Inc.
- John Willison
- 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
CUTTING DEVICE AND SUPPORT FOR SAME
- Publication number 20230228192
- Publication date Jul 20, 2023
- Joy Global Underground Mining LLC
- Nagy Daher
- E21 - EARTH DRILLING MINING
Information Patent Application
MINING MACHINE WITH ARTICULATING BOOM AND INDEPENDENT MATERIAL HAND...
- Publication number 20210102463
- Publication date Apr 8, 2021
- Joy Global Underground Mining LLC
- Nagy Daher
- E21 - EARTH DRILLING MINING
Information Patent Application
CUTTING DEVICE AND SUPPORT FOR SAME
- Publication number 20200347723
- Publication date Nov 5, 2020
- Joy Global Underground Mining LLC
- Nagy Daher
- E21 - EARTH DRILLING MINING
Information Patent Application
ROCK CUTTING ASSEMBLY
- Publication number 20200032649
- Publication date Jan 30, 2020
- Joy Global Underground Mining LLC
- Nagy Daher
- E21 - EARTH DRILLING MINING
Information Patent Application
CUTTING DEVICE AND SUPPORT FOR SAME
- Publication number 20180051561
- Publication date Feb 22, 2018
- Joy MM Delaware, Inc.
- Nagy Daher
- E21 - EARTH DRILLING MINING
Information Patent Application
MINING MACHINE WITH ARTICULATING BOOM AND INDEPENDENT MATERIAL HAND...
- Publication number 20180051562
- Publication date Feb 22, 2018
- Joy MM Delaware, Inc.
- Nagy Daher
- E21 - EARTH DRILLING MINING
Information Patent Application
AIR FLOW SYSTEM FOR MINING MACHINE
- Publication number 20160160643
- Publication date Jun 9, 2016
- Joy MM Delaware, Inc.
- John Willison
- 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
AIR FLOW SYSTEM FOR MINING MACHINE
- Publication number 20140232171
- Publication date Aug 21, 2014
- Joy MM Delaware, Inc.
- John Willison
- 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

Richard D. Boyd

Person

Patents Grantslast 30 patents

Cutting device and support for same

Cutting device and support for same

Mining machine with articulating boom and independent material hand...

Rock cutting assembly

Rock cutting assembly

Mining machine with articulating boom and independent material hand...

Cutting device and support for same

Air flow system for mining machine

Air flow system for mining machine

Roof support sheet handling for underground mines

Patents Applicationslast 30 patents

CUTTING DEVICE AND SUPPORT FOR SAME

MINING MACHINE WITH ARTICULATING BOOM AND INDEPENDENT MATERIAL HAND...

CUTTING DEVICE AND SUPPORT FOR SAME

ROCK CUTTING ASSEMBLY

CUTTING DEVICE AND SUPPORT FOR SAME

MINING MACHINE WITH ARTICULATING BOOM AND INDEPENDENT MATERIAL HAND...

AIR FLOW SYSTEM FOR MINING MACHINE

ROOF SUPPORT SHEET HANDLING FOR UNDERGROUND MINES

AIR FLOW SYSTEM FOR MINING MACHINE

ROOF SUPPORT SHEET HANDLING FOR UNDERGROUND MINES