P

Inventor

FINCHER ROGER

US22 patents
⚠️ This page may combine multiple inventors who share the name “FINCHER ROGER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BAKER HUGHES INC

17 patents
US6196336B1Mar 6, 2001

Method and apparatus for drilling boreholes in earth formations (drilling liner systems)

BAKER HUGHES INC270 citations99
US7400262B2Jul 15, 2008

Apparatus and methods for self-powered communication and sensor network

BAKER HUGHES INC80 citations98
US7287604B2Oct 30, 2007

Steerable bit assembly and methods

BAKER HUGHES INC100 citations98
US7174975B2Feb 13, 2007

Control systems and methods for active controlled bottomhole pressure systems

BAKER HUGHES INC77 citations98
US7055627B2Jun 6, 2006

Wellbore fluid circulation system and method

BAKER HUGHES INC80 citations98
US6230828B1May 15, 2001

Rotary drilling bits for directional drilling exhibiting variable weight-on-bit dependent cutting characteristics

BAKER HUGHES INC58 citations95
US8011450B2Sep 6, 2011

Active bottomhole pressure control with liner drilling and completion systems

BAKER HUGHES INC29 citations92
US7931098B2Apr 26, 2011

Steerable bit system assembly and methods

BAKER HUGHES INC23 citations92
US7802637B2Sep 28, 2010

Steerable bit system assembly and methods

BAKER HUGHES INC17 citations92
US7219722B2May 22, 2007

Apparatus and methods for powering downhole electrical devices

BAKER HUGHES INC19 citations92
US7096975B2Aug 29, 2006

Modular design for downhole ECD-management devices and related methods

BAKER HUGHES INC52 citations92
US7000715B2Feb 21, 2006

Rotary drill bits exhibiting cutting element placement for optimizing bit torque and cutter life

BAKER HUGHES INC50 citations92
US6443249B2Sep 3, 2002

Rotary drill bits for directional drilling exhibiting variable weight-on-bit dependent cutting characteristics

BAKER HUGHES INC33 citations92
US7823689B2Nov 2, 2010

Closed-loop downhole resonant source

BAKER HUGHES INC23 citations90
US7757784B2Jul 20, 2010

Drilling methods utilizing independently deployable multiple tubular strings

BAKER HUGHES INC34 citations90
US8020621B2Sep 20, 2011

Downhole applications of composites having aligned nanotubes for heat transport

BAKER HUGHES INC14 citations84
US7487828B2Feb 10, 2009

Apparatus and method for powering electrical devices along a pipeline

BAKER HUGHES INC1 citations52

FINCHER ROGER

2 patents

DEEP VISION LLC

1 patent

CHEMALI ROLAND E

1 patent

KRUEGER SVEN

1 patent