Inventor

DOPF TONY

CA3 patents

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

WEATHERFORD LAMB

1 patent

US7252160B2Aug 7, 2007

Electromagnetic gap sub assembly

WEATHERFORD LAMB50 citations86

LOGAN DEREK

1 patent

US9109403B2Aug 18, 2015

Drill bit assembly having electrically isolated gap joint for electromagnetic telemetry

LOGAN DEREK3 citations57

QUANTUM ENERGY TECH LLC

1 patent

US11976758B1May 7, 2024

Electrically insulated threaded connection

QUANTUM ENERGY TECH LLC1 citations47