HO

Hans Oppelaar

BH Baker Hughes Holdings: 2 patents #92 of 653Top 15%
Overall (2016): #139,892 of 481,213Top 30%
2
Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9482054 Hole enlargement drilling device and methods for using same Matthias Meister, Wolfgang E. Herberg, Gunnar Bothmann, Joachim Treviranus, Carsten Freyer 2016-11-01
9371696 Apparatus and method for drilling deviated wellbores that utilizes an internally tilted drive shaft in a drilling assembly 2016-06-21