P

Inventor

WU XU

FR53 patents
⚠️ This page may combine multiple inventors who share the name “WU XU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SCHLUMBERGER TECHNOLOGY CORP

16 patents
US5859430AJan 12, 1999

Method and apparatus for the downhole compositional analysis of formation gases

SCHLUMBERGER TECHNOLOGY CORP195 citations99
US6939717B2Sep 6, 2005

Hydrogen sulphide detection method and apparatus

SCHLUMBERGER TECHNOLOGY CORP125 citations97
US6075611AJun 13, 2000

Methods and apparatus utilizing a derivative of a fluorescene signal for measuring the characteristics of a multiphase fluid flow in a hydrocarbon well

SCHLUMBERGER TECHNOLOGY CORP103 citations96
US6023340AFeb 8, 2000

Single point optical probe for measuring three-phase characteristics of fluid flow in a hydrocarbon well

SCHLUMBERGER TECHNOLOGY CORP72 citations96
US5517024AMay 14, 1996

Logging-while-drilling optical apparatus

SCHLUMBERGER TECHNOLOGY CORP93 citations96
US7413011B1Aug 19, 2008

Optical fiber system and method for wellhole sensing of magnetic permeability using diffraction effect of faraday rotator

SCHLUMBERGER TECHNOLOGY CORP83 citations95
US6850317B2Feb 1, 2005

Apparatus and methods for determining velocity of oil in a flow stream

SCHLUMBERGER TECHNOLOGY CORP109 citations94
US7142306B2Nov 28, 2006

Optical probes and probe systems for monitoring fluid flow in a well

SCHLUMBERGER TECHNOLOGY CORP19 citations92
US7025138B2Apr 11, 2006

Method and apparatus for hydrogen sulfide monitoring

SCHLUMBERGER TECHNOLOGY CORP63 citations92
US6268603B1Jul 31, 2001

Method and apparatus for interpreting fluorescence logging data

SCHLUMBERGER TECHNOLOGY CORP23 citations92
US6140637AOct 31, 2000

Method and apparatus for fluorescence logging

SCHLUMBERGER TECHNOLOGY CORP22 citations92
US5912459AJun 15, 1999

Method and apparatus for fluorescence logging

SCHLUMBERGER TECHNOLOGY CORP38 citations92
US7075062B2Jul 11, 2006

Apparatus and methods for downhole determination of characteristics of formation fluids

SCHLUMBERGER TECHNOLOGY CORP30 citations91
US6704109B2Mar 9, 2004

Downhole fluorescence detection apparatus

SCHLUMBERGER TECHNOLOGY CORP35 citations91
US7542142B2Jun 2, 2009

Optical probes and probe systems for monitoring fluid flow in a well

SCHLUMBERGER TECHNOLOGY CORP12 citations84
US7832276B2Nov 16, 2010

Pressure measuring device and method

SCHLUMBERGER TECHNOLOGY CORP16 citations82

CHONGQING BOE OPTOELECTRONICS TECH CO LTD

6 patents

LEEDARSON LIGHTING CO LTD

5 patents

WU XU

3 patents

BOE TECHNOLOGY GROUP CO LTD

3 patents

MASSACHUSETTS GEN HOSPITAL

2 patents

UNIV OF NORTH DAKOTA

2 patents

LEE PING

1 patent

IRM LLC

1 patent

GAO WENQI

1 patent

MOSCATO TULLIO

1 patent

OKRAM BARUN

1 patent

SCRIPPS RESEARCH INST

1 patent

BEIJING LENOVO SOFTWARE LTD

1 patent

CHE JIANWEI

1 patent

WANG KEMIN

1 patent

XIAMEN ECO LIGHTING CO LTD

1 patent

FERGUSON KEVIN M

1 patent

UNIV GUANGZHOU

1 patent

UNIV OF SHANGHAI FOR SCIENCE AND TECHNOLOGY

1 patent

Showing the top 50 of 53 patents by PatentIndex Score.