P

Inventor

LEDGERWOOD III LEROY W

US12 patents
⚠️ This page may combine multiple inventors who share the name “LEDGERWOOD III LEROY W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BAKER HUGHES INC

7 patents
US6354387B1Mar 12, 2002

Nozzle orientation for roller cone rock bit

BAKER HUGHES INC36 citations90
US9650837B2May 16, 2017

Multi-chamfer cutting elements having a shaped cutting face and earth-boring tools including such cutting elements

BAKER HUGHES INC10 citations83
US7497256B2Mar 3, 2009

Method and apparatus for collecting fluid samples downhole

BAKER HUGHES INC10 citations83
US10428591B2Oct 1, 2019

Structures for drilling a subterranean formation

BAKER HUGHES INC2 citations72
US9097065B2Aug 4, 2015

Drill bit design for mitigation of stick slip

BAKER HUGHES INC6 citations71
US7011170B2Mar 14, 2006

Increased projection for compacts of a rolling cone drill bit

BAKER HUGHES INC4 citations61
US8025113B2Sep 27, 2011

Detritus flow management features for drag bit cutters and bits so equipped

BAKER HUGHES INC0 citations51

LEDGERWOOD III LEROY W

2 patents
US8150667B2Apr 3, 2012

Discrete element modeling of rock destruction under high pressure conditions

LEDGERWOOD III LEROY W6 citations68
US9045955B2Jun 2, 2015

Detritus flow management features for drag bit cutters and bits so equipped

LEDGERWOOD III LEROY W0 citations48

HUGHES TOOL CO

1 patent
US4344658AAug 17, 1982

Earth boring drill bit with snap ring cutter retention

HUGHES TOOL CO14 citations72

TERRATEK INC

1 patent
US7926588B2Apr 19, 2011

Optimizing drilling performance using a selected drilling fluid

TERRATEK INC2 citations56

JAIN JAYESH R

1 patent
US9410377B2Aug 9, 2016

Apparatus and methods for determining whirl of a rotating tool

JAIN JAYESH R2 citations55