Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8475230 | Method and apparatus for jet-assisted drilling or cutting | Klaus Woelk, Kenneth Doyle Oglesby, Grzegorz Galecki | 2013-07-02 |
| 8257147 | Method and apparatus for jet-assisted drilling or cutting | Klaus Woelk, Kenneth Doyle Oglesby, Grzegorz Galecki | 2012-09-04 |
| 5037431 | Surgical liquid lance apparatus | William Van Dover Stoecker, James Blaine | 1991-08-06 |
| 4317492 | Method and apparatus for drilling horizontal holes in geological structures from a vertical bore | Clark R. Barker, H. Dean Keith | 1982-03-02 |