Inventor

BARTEL ROGER

US2 patents

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

HALLIBURTON ENERGY SERV INC

1 patent

US6218842B1Apr 17, 2001

Multi-frequency electromagnetic wave resistivity tool with improved calibration measurement

HALLIBURTON ENERGY SERV INC173 citations95

MAULDIN CHARLES

1 patent

US9366131B2Jun 14, 2016

Analyzing toolface velocity to detect detrimental vibration during drilling

MAULDIN CHARLES4 citations59