Ying Xiang

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The Woodlands, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for designing cutting structure for roller cone drill bits
- Patent number 8,195,438
- Issue date Jun 5, 2012
- Smith International, Inc.
- Amardeep Singh
- E21 - EARTH DRILLING MINING
Information Patent Grant
Single-cone rock bit having cutting structure adapted to improve ho...
- Patent number 6,719,073
- Issue date Apr 13, 2004
- Smith International, Inc.
- Ying Xiang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rolling cone bit with elements fanned along the gage curve
- Patent number 6,651,758
- Issue date Nov 25, 2003
- Smith International, Inc.
- Ying Xiang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting structure for roller cone drill bits
- Patent number 6,612,384
- Issue date Sep 2, 2003
- Smith International, Inc.
- Amardeep Singh
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting structure for roller cone drill bits
- Patent number 6,601,660
- Issue date Aug 5, 2003
- Smith International, Inc.
- Ying Xiang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Roller cone drill bit structure having improved journal angle and j...
- Patent number 6,561,291
- Issue date May 13, 2003
- Smith International, Inc.
- Ying Xiang
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Method for designing cutting structure for roller cone drill bits
- Publication number 20040011567
- Publication date Jan 22, 2004
- Amardeep Singh
- E21 - EARTH DRILLING MINING
Information Patent Application
Single-cone rock bit having cutting structure adapted to improve ho...
- Publication number 20030217867
- Publication date Nov 27, 2003
- Ying Xiang
- E21 - EARTH DRILLING MINING
Information Patent Application
Cutting structure for roller cone drill bits
- Publication number 20030192721
- Publication date Oct 16, 2003
- Amardeep Singh
- E21 - EARTH DRILLING MINING
Information Patent Application
Roller cone drill bit structure having improved journal angle and j...
- Publication number 20020079138
- Publication date Jun 27, 2002
- Ying Xiang
- E21 - EARTH DRILLING MINING
Information Patent Application
Rolling cone bit with elements fanned along the gage curve
- Publication number 20020017401
- Publication date Feb 14, 2002
- Ying Xiang
- E21 - EARTH DRILLING MINING