Inventor

HARTMANN CHARLES

US3 patents

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

BAKER HUGHES INC

2 patents

US6820716B2Nov 23, 2004

Acoustic isolator for well logging system

BAKER HUGHES INC17 citations89

US7650963B2Jan 26, 2010

Acoustic isolator for well logging system

BAKER HUGHES INC3 citations60

ORANGE

1 patent

US11323952B2May 3, 2022

Methods and devices for multiple attachment of a mobile terminal to access points in shared risk groups

ORANGE0 citations58