Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10017991 | Hammer drill | Gunther HH von Gynz-Rekowski, Russell Wayne Koenig | 2018-07-10 |
| 10017994 | Boring apparatus and method | Gunther HH von Gynz-Rekowski | 2018-07-10 |
| 9976350 | Up drill apparatus and method | Gunther HH von Gynz-Rekowski, Russell Wayne Koenig, Chaitanya P. Challa, Frank R. Vignal | 2018-05-22 |
| 9976354 | Boring apparatus and method | Gunther HH von Gynz-Rekowski | 2018-05-22 |