Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9156153 | Collet fan for a rotary tool | Christopher Ryan Dvorak, Balazs Nagy, Wayne F. Adolf, Jie Liu | 2015-10-13 |
| 7484736 | Accessory for a rotary tool | Markus Allemann, Vera Maras, Jose Nieto | 2009-02-03 |
| 7387563 | Mandrel and accessory and related combination for use with a rotary tool | Markus Allemann, Vera Maras, Jose Nieto, Bradley J. Albrecht, Simon C. Dirnberger +4 more | 2008-06-17 |
| 6380502 | Detented slide switch mechanism | Wolfgang Hirschburger, Allen M. Oles, Edward T. Prell | 2002-04-30 |
| 6133665 | Brush system for electric motors | Edward T. Prell, Ali I. Uzumcu | 2000-10-17 |
| D343677 | Combined air cleaner and ionizer | Phil Gyori | 1994-01-25 |