Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10928285 | Apparatus and a method for performing a standard penetration test | Murray Grant Innes, Jerry Elford Wolverton, Dustyn Jordan Lewis Elford, Daniel P. Teeuwsen | 2021-02-23 |