Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9658351 | Null space projection for sourceless gain stabilization in downhole gamma ray spectroscopy | — | 2017-05-23 |
| RE36012 | Accelerator-based methods and apparatus for measurement-while-drilling | William A. Loomis, Kenneth E. Stephenson, Jerome A. Truax, Wolfgang Ziegler, S. Zema Chowdhuri +6 more | 1998-12-29 |
| 5539225 | Accelerator-based methods and apparatus for measurement-while-drilling | William A. Loomis, Kenneth E. Stephenson, Jerome A. Truax, Wolfgang Ziegler, S. Zema Chowdhuri +6 more | 1996-07-23 |
| 5513528 | Logging while drilling method and apparatus for measuring standoff as a function of angular position within a borehole | Jacques M. Holenka, Michael Evans, Philip L. Kurkoski, David L. Best | 1996-05-07 |
| 5483061 | Gamma ray scintillation detector apparatus and method for reducing shock induced noise | — | 1996-01-09 |
| 5473158 | Logging while drilling method and apparatus for measuring formation characteristics as a function of angular position within a borehole | Jacques M. Holenka, Michael Evans, Philip L. Kurkoski, David L. Best | 1995-12-05 |