Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7882745 | Method and system to invert tectonic boundary or rock mass field in in-situ stress computation | Yansong Huang, GongRui Yan | 2011-02-08 |
| 4703427 | Method for evaluating the quality of cement surrounding the casing of a borehole | Gerard Catala, Daniel A. Henry | 1987-10-27 |