Cornelis Roelof Jonker

Person

Olympus, ZA

People

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
Polycrystalline superhard material and method for making same
- Patent number 10,071,354
- Issue date Sep 11, 2018
- Element Six Abrasives S.A.
- Cornelis Roelof Jonker
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Cutting inserts and method for making same
- Patent number 10,071,355
- Issue date Sep 11, 2018
- Element Six Abrasives S.A.
- Bo Christer Olofsson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Twist drill tips, precursor constructions for use in making same, a...
- Patent number 9,975,185
- Issue date May 22, 2018
- Element Sux Abrasives S.A.
- Maweja Kasonde
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Superhard tool tip, method for making same and tool comprising same
- Patent number 9,844,814
- Issue date Dec 19, 2017
- Element Six Abrasives S.A.
- Cornelis Roelof Jonker
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Insert for an attack tool, method for making same and tools incorpo...
- Patent number 9,566,688
- Issue date Feb 14, 2017
- Baker Hughes Incorporated
- Cornelis Roelof Jonker
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Tip for a pick tool, method of making same and pick tool comprising...
- Patent number 9,562,431
- Issue date Feb 7, 2017
- Element Six Abrasives S.A.
- Robert Fries
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Pick tool and assembly comprising same
- Patent number 9,334,731
- Issue date May 10, 2016
- Element Six Abrasives S.A.
- Cornelis Roelof Jonker
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Tips for pick tools and pick tools comprising same
- Patent number 9,334,730
- Issue date May 10, 2016
- Element Six Abrasives S.A.
- Matthew Alan Sanan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tip for degradation tool and tool comprising same
- Patent number 9,249,662
- Issue date Feb 2, 2016
- Element Six Abrasives S.A.
- Cornelis Roelof Jonker
- E21 - EARTH DRILLING MINING
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
Information Patent Grant
Super-hard tip for a pick tool and pick tool comprising same
- Patent number 9,234,423
- Issue date Jan 12, 2016
- Element Six Abrasives S.A.
- Peter Bush
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Pick tool
- Patent number 9,097,111
- Issue date Aug 4, 2015
- Element Six Abrasives S.A.
- Cornelis Roelof Jonker
- E21 - EARTH DRILLING MINING
Information Patent Grant
Pick assembly, pick holder for same, pick tool for same and strike...
- Patent number 9,080,294
- Issue date Jul 14, 2015
- Element Six GmbH
- Cornelis Roelof Jonker
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Polycrystalline diamond abrasive compacts
- Patent number 8,231,698
- Issue date Jul 31, 2012
- Barbara Mariëlle De Leeuw-Morrison
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

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 INSERTS AND METHOD FOR MAKING SAME
- Publication number 20150151362
- Publication date Jun 4, 2015
- Element Six Abraxives S.A.
- Bo Christer Olofsson
- E21 - EARTH DRILLING MINING
Information Patent Application
POLYCRYSTALLINE SUPERHARD MATERIAL AND METHOD FOR MAKING SAME
- Publication number 20150041225
- Publication date Feb 12, 2015
- ELEMENT SIX ABRASIVES S.A.
- Cornelis Roelof Jonker
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
PICK TOOL AND ASSEMBLY COMPRISING SAME
- Publication number 20150035342
- Publication date Feb 5, 2015
- ELEMENT SIX ABRASIVES S.A.
- Cornelis Roelof Jonker
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
SUPER-HARD TIP FOR A PICK TOOL AND PICK TOOL COMPRISING SAME
- Publication number 20140361601
- Publication date Dec 11, 2014
- Peter Bush
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
TIP FOR A PICK TOOL, METHOD OF MAKING SAME AND PICK TOOL COMPRISING...
- Publication number 20140265530
- Publication date Sep 18, 2014
- Robert Fries
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
TWIST DRILL TIPS, PRECURSOR CONSTRUCTIONS FOR USE IN MAKING SAME, A...
- Publication number 20140186132
- Publication date Jul 3, 2014
- ELEMENT SIX LIMITED
- Maweja Kasonde
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
TIPS FOR PICK TOOLS AND PICK TOOLS COMPRISING SAME
- Publication number 20140139008
- Publication date May 22, 2014
- Matthew Alan Sanan
- E21 - EARTH DRILLING MINING
Information Patent Application
TIP FOR DEGRADATION TOOL AND TOOL COMPRISING SAME
- Publication number 20140084669
- Publication date Mar 27, 2014
- Cornelis Roelof Jonker
- E21 - EARTH DRILLING MINING
Information Patent Application
PICK TOOL
- Publication number 20140062163
- Publication date Mar 6, 2014
- Cornelis Roelof Jonker
- E21 - EARTH DRILLING MINING
Information Patent Application
PICK ASSEMBLY, PICK HOLDER FOR SAME, PICK TOOL FOR SAME AND STRIKE...
- Publication number 20140015305
- Publication date Jan 16, 2014
- Cornelis Roelof Jonker
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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
Information Patent Application
SUPERHARD TOOL TIP, METHOD FOR MAKING SAME AND TOOL COMPRISING SAME
- Publication number 20130047397
- Publication date Feb 28, 2013
- Cornelis Roelof Jonker
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
ABRASIVE INSERTS
- Publication number 20110274885
- Publication date Nov 10, 2011
- Cornelis Roelof Jonker
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
INSERT FOR AN ATTACK TOOL, METHOD FOR MAKING SAME AND TOOLS INCORPO...
- Publication number 20110226532
- Publication date Sep 22, 2011
- Cornelis Roelof Jonker
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
SUPERHARD BODY, TOOL AND METHOD FOR MAKING SAME
- Publication number 20110176879
- Publication date Jul 21, 2011
- Cornelis Roelof Jonker
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
POLYCRYSTALLINE DIAMOND ABRASIVE COMPACTS
- Publication number 20100064595
- Publication date Mar 18, 2010
- Barbara Mariëlle De Leeuw-Morrison
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
POLYCRYSTALLINE DIAMOND ABRASIVE COMPACTS
- Publication number 20100000158
- Publication date Jan 7, 2010
- Barbara Mariëlle De Leeuw-Morrison
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Cornelis Roelof Jonker

Person

Patents Grantslast 30 patents

Cutting elements for earth-boring tools, earth-boring tools includi...

Polycrystalline superhard material and method for making same

Cutting inserts and method for making same

Twist drill tips, precursor constructions for use in making same, a...

Superhard tool tip, method for making same and tool comprising same

Insert for an attack tool, method for making same and tools incorpo...

Tip for a pick tool, method of making same and pick tool comprising...

Pick tool and assembly comprising same

Tips for pick tools and pick tools comprising same

Tip for degradation tool and tool comprising same

Cutting elements for earth-boring tools, earth-boring tools includi...

Super-hard tip for a pick tool and pick tool comprising same

Pick tool

Pick assembly, pick holder for same, pick tool for same and strike...

Polycrystalline diamond abrasive compacts

Patents Applicationslast 30 patents

CUTTING ELEMENTS FOR EARTH-BORING TOOLS, EARTH-BORING TOOLS INCLUDI...

CUTTING INSERTS AND METHOD FOR MAKING SAME

POLYCRYSTALLINE SUPERHARD MATERIAL AND METHOD FOR MAKING SAME

PICK TOOL AND ASSEMBLY COMPRISING SAME

SUPER-HARD TIP FOR A PICK TOOL AND PICK TOOL COMPRISING SAME

TIP FOR A PICK TOOL, METHOD OF MAKING SAME AND PICK TOOL COMPRISING...

TWIST DRILL TIPS, PRECURSOR CONSTRUCTIONS FOR USE IN MAKING SAME, A...

TIPS FOR PICK TOOLS AND PICK TOOLS COMPRISING SAME

TIP FOR DEGRADATION TOOL AND TOOL COMPRISING SAME

PICK TOOL

PICK ASSEMBLY, PICK HOLDER FOR SAME, PICK TOOL FOR SAME AND STRIKE...

CUTTING ELEMENTS FOR EARTH-BORING TOOLS, EARTH-BORING TOOLS INCLUDI...

SUPERHARD TOOL TIP, METHOD FOR MAKING SAME AND TOOL COMPRISING SAME

ABRASIVE INSERTS

INSERT FOR AN ATTACK TOOL, METHOD FOR MAKING SAME AND TOOLS INCORPO...

SUPERHARD BODY, TOOL AND METHOD FOR MAKING SAME

POLYCRYSTALLINE DIAMOND ABRASIVE COMPACTS

POLYCRYSTALLINE DIAMOND ABRASIVE COMPACTS