RK

Reinhold Kammann

NV National Oilwell Varco: 2 patents #6 of 34Top 20%
📍 Celle, DE: #5 of 24 inventorsTop 25%
Overall (2011): #72,440 of 364,097Top 20%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8016037 Drilling rigs with apparatus identification systems and methods Robert Bloom, Leon Ellison, Manfred Worms, Clive Lam, Guy L. McClung, III 2011-09-13
7958715 Chain with identification apparatus Nathan Kinert, Leon Ellison, Manfred Worms, Clive Lam, Guy L. McClung, III 2011-06-14