Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8286291 | Eraser assembly for a rotary tool | Mark Lampka | 2012-10-16 |
| 8057285 | Comfort grip for an orbital abrasive hand tool | Mark Lampka | 2011-11-15 |
| 8007347 | Rotary abrading tool | Mark Lampka | 2011-08-30 |
| 7713110 | Locking random orbital dual-action head assembly | Mark Lampka | 2010-05-11 |
| D610428 | Wrist rest for a rotary abrading tool | Mark Lampka | 2010-02-23 |