Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D938544 | Knife | — | 2021-12-14 |
| 9327153 | Multi-purpose exercise device | — | 2016-05-03 |
| 8974351 | Bi-directional wrist exercise device | — | 2015-03-10 |
| D648414 | Knife | — | 2011-11-08 |
| 7063378 | Cover for an opening in the roof surface of a motor vehicle and a method for manufacturing the same | Guido Bott, Thomas Schroeferl, Karl Stangl | 2006-06-20 |
| D339836 | Triceps exerciser | — | 1993-09-28 |
| 5230684 | Triceps pyramid exerciser | — | 1993-07-27 |
| 4770409 | Wrist exercise device | — | 1988-09-13 |