Rudolph Ernst Krueger, IV

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Cypress, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Anti-stall tool for downhole drilling assemblies
- Patent number 8,146,680
- Issue date Apr 3, 2012
- WWT International, Inc.
- Philip Wayne Mock
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotating drill pipe protector attachment and fastener assembly
- Patent number 7,938,202
- Issue date May 10, 2011
- WWT International, Inc.
- Sarah B. Mitchell
- E21 - EARTH DRILLING MINING
Information Patent Grant
Spring-operated anti-stall tool
- Patent number 7,854,275
- Issue date Dec 21, 2010
- Western Well Tool, Inc.
- Philip Wayne Mock
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
ANTI-STALL TOOL FOR DOWNHOLE DRILLING ASSEMBLIES
- Publication number 20120145455
- Publication date Jun 14, 2012
- WWT International, Inc.
- Philip Wayne Mock
- E21 - EARTH DRILLING MINING
Information Patent Application
ROTATING DRILL PIPE PROTECTOR ATTACHMENT AND FASTENER ASSEMBLY
- Publication number 20090266618
- Publication date Oct 29, 2009
- Sarah B. Mitchell
- E21 - EARTH DRILLING MINING
Information Patent Application
SPRING-OPERATED ANTI-STALL TOOL
- Publication number 20090173539
- Publication date Jul 9, 2009
- Philip Wayne Mock
- E21 - EARTH DRILLING MINING
Information Patent Application
ANTI-STALL TOOL FOR DOWNHOLE DRILLING ASSEMBLIES
- Publication number 20090173540
- Publication date Jul 9, 2009
- Philip Wayne Mock
- E21 - EARTH DRILLING MINING