Inventor
FREYER CARSTEN
DE14 patents
⚠️ This page may combine multiple inventors who share the name “FREYER CARSTEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAKER HUGHES INC
5 patentsUS6626254B1Sep 30, 2003
Drilling assembly with a steering device for coiled-tubing operations
BAKER HUGHES INC43 citations95
US6609579B2Aug 26, 2003
Drilling assembly with a steering device for coiled-tubing operations
BAKER HUGHES INC73 citations95
US7306060B2Dec 11, 2007
Drilling assembly with a steering device for coiled-tubing operations
BAKER HUGHES INC14 citations92
US7028789B2Apr 18, 2006
Drilling assembly with a steering device for coiled-tubing operations
BAKER HUGHES INC13 citations83
US9482054B2Nov 1, 2016
Hole enlargement drilling device and methods for using same
BAKER HUGHES INC0 citations49
SCIENT DRILLING INT INC
5 patentsUS11142962B2Oct 12, 2021
Method and apparatus for damping/absorbing rotational vibrations/oscillations
SCIENT DRILLING INT INC8 citations80
US12139973B2Nov 12, 2024
Method and apparatus for damping/absorbing rotational vibrations/oscillations
SCIENT DRILLING INT INC0 citations59
US11448288B2Sep 20, 2022
Leaf spring rotational vibration absorber
SCIENT DRILLING INT INC0 citations59
US12523114B2Jan 13, 2026
Alignable guidance device for casing entry milling and cementing operations
SCIENT DRILLING INT INC0 citations50
US12473822B2Nov 18, 2025
Downhole sensor assembly for alignment measurement
SCIENT DRILLING INT INC0 citations47