Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5330502 | Rotational endoscopic mechanism with jointed drive mechanism | William L. Hassler, Jr., Thomas Murray, Daniel W. Price | 1994-07-19 |
| 5114213 | High pressure water assisted mining and tunnelling machine | Julian Kornecki | 1992-05-19 |
| 4593769 | Rotary rock drilling chuck | — | 1986-06-10 |