EHWA DIAMOND INDUSTRIAL COMPANY LIMITED

Organization

KYONGKI-DO, KR

Organizations

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Patents Grantslast 30 patents

Information Patent Grant
Grinding pad
- Patent number D1004393
- Issue date Nov 14, 2023
- EHWA DIAMOND INDUSTRIAL CO., LTD.
- Jang Hyuk Ahn
- D08 - Tools and hardware
Information Patent Grant
Mining bit and method of manufacturing the bit
- Patent number 11,136,831
- Issue date Oct 5, 2021
- EHWA DIAMOND INDUSTRIAL CO., LTD.
- Ki Ho Kim
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Drill bit for drilling and method for manufacturing same
- Patent number 10,871,038
- Issue date Dec 22, 2020
- EHWA DIAMOND INDUSTRIAL CO., LTD.
- Ki-Ho Kim
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Drill bit for drilling and method for manufacturing same
- Patent number 10,605,007
- Issue date Mar 31, 2020
- EHWA Diamond Industrial Co., Ltd.
- Ki-Ho Kim
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Preparing conditioning disk for chemical mechanical polishing and c...
- Patent number 10,525,566
- Issue date Jan 7, 2020
- Samsung Electronics Co., Ltd.
- Myung-ki Hong
- B24 - GRINDING POLISHING
Information Patent Grant
Scribing wheel having fine structure recess
- Patent number 10,358,375
- Issue date Jul 23, 2019
- EHWA Diamond Industrial Co., Ltd.
- Chang Ho Jeon
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
CMP pad conditioner
- Patent number 10,166,653
- Issue date Jan 1, 2019
- EHWA DIAMOND INDUSTRIAL CO., LTD.
- Seh Kwang Lee
- B24 - GRINDING POLISHING
Information Patent Grant
Grinding tool
- Patent number 9,925,645
- Issue date Mar 27, 2018
- EHWA DIAMOND INDUSTRIAL CO., LTD.
- Young-Choul Song
- B24 - GRINDING POLISHING
Information Patent Grant
Method for manufacturing an electrodeposited diamond wire saw using...
- Patent number 9,776,306
- Issue date Oct 3, 2017
- EHWA Diamond Industrial Co., Ltd.
- Seh-Kwang Lee
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Brazing bond type diamond tool with excellent cuttability and metho...
- Patent number 9,694,512
- Issue date Jul 4, 2017
- EHWA Diamond Industrial Co., Ltd.
- Jae-Hyun Hong
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
CMP apparatus
- Patent number 9,421,668
- Issue date Aug 23, 2016
- EHWA DIAMOND INDUSTRIAL CO., LTD.
- Seh Kwang Lee
- B24 - GRINDING POLISHING
Information Patent Grant
CMP pad conditioner, and method for producing the CMP pad conditioner
- Patent number 9,314,901
- Issue date Apr 19, 2016
- EHWA DIAMOND INDUSTRIAL CO., LTD.
- Seh Kwang Lee
- B24 - GRINDING POLISHING
Information Patent Grant
Reaming shell for mining
- Patent number 9,115,551
- Issue date Aug 25, 2015
- EHWA Diamond Industrial Co., Ltd.
- Ki-Ho Kim
- E21 - EARTH DRILLING MINING
Information Patent Grant
Grinding tool adapted to collect grinding particles
- Patent number 9,028,300
- Issue date May 12, 2015
- EHWA Diamond Industrial Co., Ltd.
- Jang-Hyuk Ahn
- B24 - GRINDING POLISHING
Information Patent Grant
Workpiece for frame gang saw, method for cutting the workpiece, and...
- Patent number 8,973,566
- Issue date Mar 10, 2015
- Ehwa Diamond Industrial Co., Ltd.
- Hee-Dong Park
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Drill bit
- Patent number 8,801,342
- Issue date Aug 12, 2014
- EHWA Diamond Industrial Co., Ltd.
- Jae-Hyun Hong
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Cutting tip of frame saw and frame saw with the cutting tip
- Patent number 8,656,901
- Issue date Feb 25, 2014
- Ehwa Diamond Industrial Co., Ltd.
- Soo-Kwang Kim
- B24 - GRINDING POLISHING
Information Patent Grant
System and method for cutting granite or similar materials
- Patent number 8,047,192
- Issue date Nov 1, 2011
- Ehwa Diamond Industrial Co., Ltd.
- Markus Jakobuss
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Diamond tool
- Patent number 8,028,687
- Issue date Oct 4, 2011
- Ehwa Diamond Industrial Co., Ltd.
- Soo-Kwang Kim
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Cutting segment, method for manufacturing cutting segment, and cutt...
- Patent number 8,002,858
- Issue date Aug 23, 2011
- EHWA Diamond Industrial Co., Ltd.
- Soo-Kwang Kim
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Cutting segment for cutting tool and cutting tools
- Patent number 7,954,483
- Issue date Jun 7, 2011
- Ehwa Diamond Industrial Co., Ltd.
- Soo-Kwang Kim
- B24 - GRINDING POLISHING
Information Patent Grant
Cutting segment for diamond tool and diamond tool having the segment
- Patent number 7,661,419
- Issue date Feb 16, 2010
- Ehwa Diamond Industrial Co., Ltd.
- Soo-Kwang Kim
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Cutting tool and method for manufacturing the cutting tool
- Patent number 7,497,212
- Issue date Mar 3, 2009
- Ehwa Diamond Industrial Co., Ltd.
- Jong Suk Choi
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Cutting tip for diamond tool and diamond tool
- Patent number 7,337,775
- Issue date Mar 4, 2008
- Ehwa Diamond Industrial Co., Ltd.
- Soo-Kwang Kim
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Tip for a grinding wheel
- Patent number D563440
- Issue date Mar 4, 2008
- Ehwa Diamond Industrial Co., Ltd.
- Jang Hyuk Ahn
- D15 - Machines not elsewhere specified
Information Patent Grant
Tip for a grinding wheel
- Patent number D563186
- Issue date Mar 4, 2008
- Ehwa Diamond Industrial Co., Ltd.
- Jang Hyuk Ahn
- D08 - Tools and hardware
Information Patent Grant
Grinding wheel shank
- Patent number D559649
- Issue date Jan 15, 2008
- Ehwa Diamond Industrial Co., Ltd.
- Jang Hyuk Ahn
- D08 - Tools and hardware
Information Patent Grant
Grinding wheel shank
- Patent number D554671
- Issue date Nov 6, 2007
- Ehwa Diamond Industrial Co., Ltd.
- Jang Hyuk Ahn
- D15 - Machines not elsewhere specified
Information Patent Grant
Cutting segment, method of manufacturing cutting segment, and cutti...
- Patent number 7,134,430
- Issue date Nov 14, 2006
- Ehwa Diamond Industrial Co. Ltd.
- Soo-Kwang Kim
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Metal-cutting saw blade
- Patent number D526553
- Issue date Aug 15, 2006
- Ehwa Diamond Industrial Co., Ltd.
- Tae Min Um
- D08 - Tools and hardware

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Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR MEASURING DEPTH OF DAMAGED LAYER AND CONCENTRATION OF DE...
- Publication number 20240402094
- Publication date Dec 5, 2024
- EHWA DIAMOND INDUSTRIAL COMPANY LIMITED
- Seong Kwon CHOI
- G01 - MEASURING TESTING
Information Patent Application
DIAMOND DISC AND METHOD FOR MANUFACTURING SAME
- Publication number 20240173823
- Publication date May 30, 2024
- EHWA DIAMOND INDUSTRIAL COMPANY LIMITED
- Heedong PARK
- B24 - GRINDING POLISHING
Information Patent Application
MINING BIT AND METHOD OF MANUFACTURING THE BIT
- Publication number 20210331253
- Publication date Oct 28, 2021
- EHWA DIAMOND INDUSTRIAL CO., LTD.
- Ki Ho KIM
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
DRILL BIT FOR DRILLING AND METHOD FOR MANUFACTURING SAME
- Publication number 20200190911
- Publication date Jun 18, 2020
- EHWA DIAMOND INDUSTRIAL CO., LTD.
- Ki-Ho KIM
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
MINING BIT AND METHOD OF MANUFACTURING THE BIT
- Publication number 20190284878
- Publication date Sep 19, 2019
- EHWA DIAMOND INDUSTRIAL CO., LTD.
- Ki Ho KIM
- B22 - CASTING POWDER METALLURGY
Information Patent Application
CHEMICAL MECHANICAL POLISHING METHOD, METHOD OF MANUFACTURING SEMIC...
- Publication number 20180104792
- Publication date Apr 19, 2018
- EHWA DIAMOND INDUSTRIAL CO., LTD.
- Myung-ki HONG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DRILL BIT FOR DRILLING AND METHOD FOR MANUFACTURING SAME
- Publication number 20170275949
- Publication date Sep 28, 2017
- EHWA DIAMOND INDUSTRIAL CO., LTD.
- Ki-Ho KIM
- C21 - METALLURGY OF IRON
Information Patent Application
GRINDING TOOL
- Publication number 20160221155
- Publication date Aug 4, 2016
- EHWA DIAMOND INDUSTRIAL CO., LTD.
- Young-Choul SONG
- B24 - GRINDING POLISHING
Information Patent Application
CMP APPARATUS
- Publication number 20150140900
- Publication date May 21, 2015
- Samsung Electronics Co., Ltd.
- Seh Kwang Lee
- B24 - GRINDING POLISHING
Information Patent Application
METHOD FOR MANUFACTURING AN ELECTRODEPOSITED DIAMOND WIRE SAW USING...
- Publication number 20140246005
- Publication date Sep 4, 2014
- EHWA DIAMOND INDUSTRIAL CO., LTD.
- Seh-Kwang Lee
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
Pad Conditioning and Wafer Retaining Ring and Manufacturing Method...
- Publication number 20140154956
- Publication date Jun 5, 2014
- EHWA DIAMOND INDUSTRIAL. CO., LTD.
- Seh Kwang LEE
- B24 - GRINDING POLISHING
Information Patent Application
CMP PAD CONDITIONER
- Publication number 20140154960
- Publication date Jun 5, 2014
- EHWA DIAMOND INDUSTRIAL. CO., LTD.
- Seh Kwang Lee
- B24 - GRINDING POLISHING
Information Patent Application
CMP PAD CONDITIONER, AND METHOD FOR PRODUCING THE CMP PAD CONDITIONER
- Publication number 20140094101
- Publication date Apr 3, 2014
- Samsung Electronics Co., LTD
- Seh Kwang Lee
- B24 - GRINDING POLISHING
Information Patent Application
CONDITIONER FOR SOFT PAD AND METHOD FOR MANUFACTURING SAME
- Publication number 20130344779
- Publication date Dec 26, 2013
- EHWA DIAMOND INDUSTRIAL. CO., LTD.
- Seh Kwang Lee
- B24 - GRINDING POLISHING
Information Patent Application
BRAZING BOND TYPE DIAMOND TOOL WITH EXCELLENT CUTTABILITY AND METHO...
- Publication number 20130059510
- Publication date Mar 7, 2013
- EHWA DIAMOND INDUSTRIAL CO., LTD.
- Jae-Hyun HONG
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
DRILL BIT
- Publication number 20110033253
- Publication date Feb 10, 2011
- EHWA DIAMOND INDUSTRIAL CO., LTD.
- Jae-Hyun Hong
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Cutting Segment of Cutting Tool and Cutting Tool
- Publication number 20080219783
- Publication date Sep 11, 2008
- EHWA DIAMOND INDUSTRIAL CO., LTD.
- Soo-Kwang Kim
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Cutting Segment for Cutting Tool and Cutting Tools
- Publication number 20080202488
- Publication date Aug 28, 2008
- EHWA DIAMOND INDUSTRIAL CO., LTD.
- Soo-Kwang Kim
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Application
Cutting Segment For Diamond Tool and Diamond Tool Having the Segment
- Publication number 20080171505
- Publication date Jul 17, 2008
- Ehwa Diamond Industrial Co., Ltd.
- Soo-Kwang Kim
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Cutting Segment, Method For Manufacturing Cutting Segment, and Cutt...
- Publication number 20080148648
- Publication date Jun 26, 2008
- Ehwa Diamond Industrial Co., Ltd.
- Soo-Kwang Kim
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
CUTTING SEGMENT, METHOD FOR MANUFACTURING CUTTING SEGMENT, AND CUTT...
- Publication number 20070056574
- Publication date Mar 15, 2007
- General Tool, Inc.
- Soo-Kwang Kim
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Conditioner for chemical mechanical planarization pad
- Publication number 20060128288
- Publication date Jun 15, 2006
- EHWA DIAMOND INDUSTRIAL CO., LTD.
- Jung Soo An
- B24 - GRINDING POLISHING
Information Patent Application
Cutting tool and method for manufacturing the cutting tool
- Publication number 20060120811
- Publication date Jun 8, 2006
- EHWA DIAMOND INDUSTRIAL CO., LTD.
- Jong Suk Choi
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
Cutting segment, method of manufacturing cutting segment, and cutti...
- Publication number 20050235978
- Publication date Oct 27, 2005
- General Tool, Inc.
- Soo-Kwang Kim
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Wave saw blade
- Publication number 20040242138
- Publication date Dec 2, 2004
- EHWA DIAMOND INDUSTRIAL CO., LTD.
- Seung Weon Lee
- B28 - WORKING CEMENT, CLAY, OR STONE

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Trademarklast 30 trademarks

Information Trademark
87026342 - ZENESIS
- Serial number 87026342
- Registration number 5104552
- Filing date May 5, 2016
- EHWA DIAMOND INDUSTRIAL COMPANY LIMITED
- 7 - Machines and machine tools
Information Trademark
79090466 - PDW
- Serial number 79090466
- Registration number 3972789
- Filing date Nov 3, 2010
- EHWA DIAMOND INDUSTRIAL COMPANY LIMITED
- 7 - Machines and machine tools
Information Trademark
79061984 - NEXXO
- Serial number 79061984
- Registration number 3655026
- Filing date Oct 14, 2008
- EHWA DIAMOND INDUSTRIAL COMPANY LIMITED
- 7 - Machines and machine tools
Information Trademark
79023654 - ZENESIS EHWA DIAMOND
- Serial number 79023654
- Registration number 3204221
- Filing date Nov 24, 2005
- EHWA DIAMOND INDUSTRIAL COMPANY LIMITED
- 7 - Machines and machine tools
Information Trademark
79027588 - ZENESIS TECHNOLOGY
- Serial number 79027588
- Registration number 3275509
- Filing date Jul 5, 2005
- EHWA DIAMOND INDUSTRIAL COMPANY LIMITED
- 7 - Machines and machine tools

EHWA DIAMOND INDUSTRIAL COMPANY LIMITED

Organization

Patents Grantslast 30 patents

Grinding pad

Mining bit and method of manufacturing the bit

Drill bit for drilling and method for manufacturing same

Drill bit for drilling and method for manufacturing same

Preparing conditioning disk for chemical mechanical polishing and c...

Scribing wheel having fine structure recess

CMP pad conditioner

Grinding tool

Method for manufacturing an electrodeposited diamond wire saw using...

Brazing bond type diamond tool with excellent cuttability and metho...

CMP apparatus

CMP pad conditioner, and method for producing the CMP pad conditioner

Reaming shell for mining

Grinding tool adapted to collect grinding particles

Workpiece for frame gang saw, method for cutting the workpiece, and...

Drill bit

Cutting tip of frame saw and frame saw with the cutting tip

System and method for cutting granite or similar materials

Diamond tool

Cutting segment, method for manufacturing cutting segment, and cutt...

Cutting segment for cutting tool and cutting tools

Cutting segment for diamond tool and diamond tool having the segment

Cutting tool and method for manufacturing the cutting tool

Cutting tip for diamond tool and diamond tool

Tip for a grinding wheel

Tip for a grinding wheel

Grinding wheel shank

Grinding wheel shank

Cutting segment, method of manufacturing cutting segment, and cutti...

Metal-cutting saw blade

Patents Applicationslast 30 patents

METHOD FOR MEASURING DEPTH OF DAMAGED LAYER AND CONCENTRATION OF DE...

DIAMOND DISC AND METHOD FOR MANUFACTURING SAME

MINING BIT AND METHOD OF MANUFACTURING THE BIT

DRILL BIT FOR DRILLING AND METHOD FOR MANUFACTURING SAME

MINING BIT AND METHOD OF MANUFACTURING THE BIT

CHEMICAL MECHANICAL POLISHING METHOD, METHOD OF MANUFACTURING SEMIC...

DRILL BIT FOR DRILLING AND METHOD FOR MANUFACTURING SAME

GRINDING TOOL

CMP APPARATUS

METHOD FOR MANUFACTURING AN ELECTRODEPOSITED DIAMOND WIRE SAW USING...

Pad Conditioning and Wafer Retaining Ring and Manufacturing Method...

CMP PAD CONDITIONER

CMP PAD CONDITIONER, AND METHOD FOR PRODUCING THE CMP PAD CONDITIONER

CONDITIONER FOR SOFT PAD AND METHOD FOR MANUFACTURING SAME

BRAZING BOND TYPE DIAMOND TOOL WITH EXCELLENT CUTTABILITY AND METHO...

DRILL BIT

Cutting Segment of Cutting Tool and Cutting Tool

Cutting Segment for Cutting Tool and Cutting Tools

Cutting Segment For Diamond Tool and Diamond Tool Having the Segment

Cutting Segment, Method For Manufacturing Cutting Segment, and Cutt...

CUTTING SEGMENT, METHOD FOR MANUFACTURING CUTTING SEGMENT, AND CUTT...

Conditioner for chemical mechanical planarization pad

Cutting tool and method for manufacturing the cutting tool

Cutting segment, method of manufacturing cutting segment, and cutti...

Wave saw blade

Trademarklast 30 trademarks

87026342 - ZENESIS

79090466 - PDW

79061984 - NEXXO

79023654 - ZENESIS EHWA DIAMOND

79027588 - ZENESIS TECHNOLOGY