Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE36012 | Accelerator-based methods and apparatus for measurement-while-drilling | William A. Loomis, Kenneth E. Stephenson, Jerome A. Truax, Wolfgang Ziegler, Benoit Couet +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, Benoit Couet +6 more | 1996-07-23 |