Francisco Kazuo Kobata

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Sao Paulo, BR

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for measuring weight and torque at downhole lo...
- Patent number 9,091,604
- Issue date Jul 28, 2015
- Vetco Gray Inc.
- Francisco Kazuo Kobata
- G01 - MEASURING TESTING
Information Patent Grant
Measurement of relative turns and displacement in subsea running tools
- Patent number 8,672,040
- Issue date Mar 18, 2014
- Vetco Gray Inc.
- Francisco Kazuo Kobata
- E21 - EARTH DRILLING MINING
Information Patent Grant
Expandable anchoring mechanism
- Patent number 8,640,777
- Issue date Feb 4, 2014
- Vetco Gray Inc.
- Francisco Kazuo Kobata
- E21 - EARTH DRILLING MINING
Information Patent Grant
Running tool that prevents seal test
- Patent number 8,286,711
- Issue date Oct 16, 2012
- Vetco Gray Inc.
- Guilherme Pedro Eppinghaus Neto
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
MEASUREMENT OF RELATIVE TURNS AND DISPLACEMENT IN SUBSEA RUNNING TOOLS
- Publication number 20130105170
- Publication date May 2, 2013
- Vetco Gray Inc.
- Francisco Kazuo Kobata
- E21 - EARTH DRILLING MINING
Information Patent Application
Apparatus and Method for Measuring Weight and Torque at Downhole Lo...
- Publication number 20120223839
- Publication date Sep 6, 2012
- Vetco Gray Inc.
- Francisco Kazuo Kobata
- E21 - EARTH DRILLING MINING
Information Patent Application
EXPANDABLE ANCHORING MECHANISM
- Publication number 20120097399
- Publication date Apr 26, 2012
- Vetco Gray Inc.
- Francisco Kazuo Kobata
- E21 - EARTH DRILLING MINING
Information Patent Application
Running Tool That Prevents Seal Test
- Publication number 20100326664
- Publication date Dec 30, 2010
- Vetco Gray Inc.
- Guilherme Pedro Eppinghaus Neto
- E21 - EARTH DRILLING MINING