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USPTO Patent Rankings Data through Sept 30, 2025
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Markus Berheide — 4 Patents in 2018

Schlumberger Technology: 4 patents #16 of 781Top 3%
Medford, MA: #8 of 132 inventorsTop 7%
Massachusetts: #807 of 12,682 inventorsTop 7%
Overall (2018): #40,452 of 503,207Top 9%
4 Patents 2018

Issued Patents 2018

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10145979 Gamma-ray detectors for downhole applications Bradley A. Roscoe, James A. Grau, Zilu Zhou, Kenneth E. Stephenson 2018-12-04
10061055 Absolute elemental concentrations from nuclear spectroscopy Jim A. Grau, Christian Stoller, Brad Roscoe, James Thornton 2018-08-28
9995841 Compact scintillation detector Wolfgang Ziegler, Timothy Spillane 2018-06-12
9897718 Neutron-absorbing gamma ray window in a downhole tool Marie-Laure Mauborgne, Ahmed Amine Mahjoub, Christian Stoller 2018-02-20