Inventor

HARTUNG MARKUS

DE3 patents

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

LONGYEAR TM INC

1 patent

US7779932B2Aug 24, 2010

Drill-string shock absorbers

LONGYEAR TM INC8 citations80

BOART LONGYEAR COMPANY

1 patent

US12139978B2Nov 12, 2024

High pressure injection flushing heads and systems including such flushing heads

BOART LONGYEAR COMPANY0 citations46

HARTUNG MARKUS

1 patent

US8556004B2Oct 15, 2013

Bottom preventer for use in a drilling system

HARTUNG MARKUS0 citations40