Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D934056 | Stabilisation ring segment for an underground reamer | Seyed Ali Heydarshahy | 2021-10-26 |
| 11053739 | Underground reamer | Seyed Ali Heydarshahy | 2021-07-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D934056 | Stabilisation ring segment for an underground reamer | Seyed Ali Heydarshahy | 2021-10-26 |
| 11053739 | Underground reamer | Seyed Ali Heydarshahy | 2021-07-06 |