Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10061055 | Absolute elemental concentrations from nuclear spectroscopy | Jim A. Grau, Markus Berheide, Christian Stoller, James Thornton | 2018-08-28 |
| 8969793 | Downhole neutron activation measurement | Christian Stoller, Peter Wraight | 2015-03-03 |
| 5021653 | Geochemical logging apparatus and method for determining concentrations of formation elements next to a borehole | James A. Grau | 1991-06-04 |