PB

Per-Erik Berger

BH Baker Hughes Holdings: 2 patents #31 of 260Top 15%
📍 Kolltveit, NO: #1 of 1 inventorsTop 100%
Overall (2002): #47,052 of 266,432Top 20%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6443228 Method of utilizing flowable devices in wellbores Peter Aronstam 2002-09-03
6427530 Apparatus and method for formation testing while drilling using combined absolute and differential pressure measurement Volker Krueger, Matthias Meister 2002-08-06