Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7798751 | Pneumatic drill | Gus E. Krause, William B. Maurer | 2010-09-21 |
| 7303363 | Pneumatic drill | Gus E. Krause, William B. Maurer | 2007-12-04 |
| 6761513 | Advanced aerospace drill motor | — | 2004-07-13 |
| 6575673 | Advanced aerospace drill motor | — | 2003-06-10 |