Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5836089 | Excavating equipment fitted with surface clamps | — | 1998-11-17 |
| 5678957 | Method for underground excavation | — | 1997-10-21 |
| 4957175 | Soil drilling equipment | Boris Prokupetz | 1990-09-18 |
| 4770256 | Soil drilling | Mordechai Yuger | 1988-09-13 |
| 4547106 | Ground anchors | — | 1985-10-15 |