Donald Royceton Herschell

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Patents Grantslast 30 patents

Information Patent Grant
Cutting elements for earth-boring tools, earth-boring tools includi...
- Patent number 10,337,255
- Issue date Jul 2, 2019
- Baker Hughes Incorporated
- Anthony A. DiGiovanni
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Cutting elements for earth-boring tools, earth-boring tools includi...
- Patent number 9,243,452
- Issue date Jan 26, 2016
- Baker Hughes Incorporated
- Anthony A. DiGiovanni
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
CUTTING ELEMENTS FOR EARTH-BORING TOOLS, EARTH-BORING TOOLS INCLUDI...
- Publication number 20160130882
- Publication date May 12, 2016
- BAKER HUGHES INCORPORATED
- Anthony A. DiGiovanni
- E21 - EARTH DRILLING MINING
Information Patent Application
CUTTING ELEMENTS FOR EARTH-BORING TOOLS, EARTH-BORING TOOLS INCLUDI...
- Publication number 20130068538
- Publication date Mar 21, 2013
- ELEMENT SIX LIMITED
- Anthony A. DiGiovanni
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR