Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8511403 | Steerable ground piercing tools | Erez Allouche, David R. Hall, Slade Richard | 2013-08-20 |
| 8256539 | Steerable ground piercing tools | Erez Allouche, David R. Hall, Slade Richard | 2012-09-04 |