P

Inventor

LEGGETT NIGEL

GB8 patents
⚠️ This page may combine multiple inventors who share the name “LEGGETT NIGEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SENSOR HIGHWAY LTD

4 patents
US6531694B2Mar 11, 2003

Wellbores utilizing fiber optic-based sensors and operating devices

SENSOR HIGHWAY LTD130 citations97
US6828547B2Dec 7, 2004

Wellbores utilizing fiber optic-based sensors and operating devices

SENSOR HIGHWAY LTD57 citations96
US6977367B2Dec 20, 2005

Providing a light cell in a wellbore

SENSOR HIGHWAY LTD57 citations95
US6943340B2Sep 13, 2005

Method and apparatus of providing an optical fiber along a power supply line

SENSOR HIGHWAY LTD23 citations92

BAKER HUGHES INC

2 patents
US6787758B2Sep 7, 2004

Wellbores utilizing fiber optic-based sensors and operating devices

BAKER HUGHES INC78 citations97
US6315049B1Nov 13, 2001

Multiple line hydraulic system flush valve and method of use

BAKER HUGHES INC40 citations91

SCHLUMBERGER TECHNOLOGY CORP

1 patent
US7900699B2Mar 8, 2011

Method and apparatus for logging a well using a fiber optic line and sensors

SCHLUMBERGER TECHNOLOGY CORP89 citations97

RAMOS ROGERIO

1 patent
US8074713B2Dec 13, 2011

Casing collar locator and method for locating casing collars

RAMOS ROGERIO52 citations95