P

Inventor

CHEN KUO-CHIANG

US66 patents
⚠️ This page may combine multiple inventors who share the name “CHEN KUO-CHIANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SCHLUMBERGER TECHNOLOGY CORP

23 patents
US7038457B2May 2, 2006

Constructing co-located antennas by winding a wire through an opening in the support

SCHLUMBERGER TECHNOLOGY CORP73 citations98
US6651747B2Nov 25, 2003

Downhole anchoring tools conveyed by non-rigid carriers

SCHLUMBERGER TECHNOLOGY CORP153 citations98
US6315043B1Nov 13, 2001

Downhole anchoring tools conveyed by non-rigid carriers

SCHLUMBERGER TECHNOLOGY CORP209 citations98
US6102120AAug 15, 2000

Zone isolation tools

SCHLUMBERGER TECHNOLOGY CORP125 citations98
US7906861B2Mar 15, 2011

Harvesting energy in remote locations

SCHLUMBERGER TECHNOLOGY CORP56 citations97
US6667620B2Dec 23, 2003

Current-directing shield apparatus for use with transverse magnetic dipole antennas

SCHLUMBERGER TECHNOLOGY CORP78 citations96
US7193420B2Mar 20, 2007

Insulated sleeve with conductive electrodes to reduce borehole effects for an induction tool

SCHLUMBERGER TECHNOLOGY CORP42 citations95
US7836975B2Nov 23, 2010

Morphable bit

SCHLUMBERGER TECHNOLOGY CORP38 citations93
US7286091B2Oct 23, 2007

Co-located antennas

SCHLUMBERGER TECHNOLOGY CORP26 citations93
US6997258B2Feb 14, 2006

Apparatus and methods for pressure compensated contact with the borehole wall

SCHLUMBERGER TECHNOLOGY CORP23 citations93
US7560856B2Jul 14, 2009

Harvesting energy from flowing fluid

SCHLUMBERGER TECHNOLOGY CORP40 citations92
US7091877B2Aug 15, 2006

Apparatus and methods for determining isotropic and anisotropic formation resistivity in the presence of invasion

SCHLUMBERGER TECHNOLOGY CORP30 citations92
US7023212B2Apr 4, 2006

Insulated sleeve with conductive electrodes to reduce borehole effects for an induction tool

SCHLUMBERGER TECHNOLOGY CORP15 citations92
US6933726B2Aug 23, 2005

Apparatus and methods for reducing borehole current effects

SCHLUMBERGER TECHNOLOGY CORP29 citations92
US7212173B2May 1, 2007

Flex (or printed) circuit axial coils for a downhole logging tool

SCHLUMBERGER TECHNOLOGY CORP34 citations90
US7878257B2Feb 1, 2011

Triggering mechanism discriminated by length difference

SCHLUMBERGER TECHNOLOGY CORP7 citations84
US7619540B2Nov 17, 2009

Apparatus and methods for determining isotropic and anisotropic formation resistivity in the presence of invasion

SCHLUMBERGER TECHNOLOGY CORP9 citations78
US6125946AOct 3, 2000

Perforating gun

SCHLUMBERGER TECHNOLOGY CORP12 citations74
US9650867B2May 16, 2017

Apparatus and methods for activating a plurality of downhole devices

SCHLUMBERGER TECHNOLOGY CORP2 citations73
US6817598B2Nov 16, 2004

Gun brake device

SCHLUMBERGER TECHNOLOGY CORP11 citations67
US7950590B2May 31, 2011

Temperature triggered actuator

SCHLUMBERGER TECHNOLOGY CORP4 citations63
US6893054B2May 17, 2005

Quick connection for tubulars

SCHLUMBERGER TECHNOLOGY CORP6 citations63
US6378625B1Apr 30, 2002

Perforating gun

SCHLUMBERGER TECHNOLOGY CORP4 citations63

UPWING ENERGY LLC

14 patents

CHEN KUO-CHIANG

5 patents

ENERGY RECOVERY INC

2 patents

CLARK BRIAN

1 patent

(unassigned)

1 patent

ROBISSON AGATHE

1 patent

DYER STEPHEN

1 patent

LEXTAR ELECTRONICS CORP

1 patent

HALLIBURTON ENERGY SERVICES INC

1 patent

Showing the top 50 of 66 patents by PatentIndex Score.