Inventor

PRITCHARD DARYL

US3 patents

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

TRINH TU TIEN

1 patent

US8245792B2Aug 21, 2012

Drill bit with weight and torque sensors and method of making a drill bit

TRINH TU TIEN28 citations91

BAKER HUGHES INC

1 patent

US7946357B2May 24, 2011

Drill bit with a sensor for estimating rate of penetration and apparatus for using same

BAKER HUGHES INC40 citations91

GLASGOW KEITH

1 patent

US8162077B2Apr 24, 2012

Drill bit with weight and torque sensors

GLASGOW KEITH7 citations77