Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9713785 | Air filtration system | Bernhard Frank | 2017-07-25 |
| 9707500 | Material separator | Bernhard Frank, Lisa Görmiller | 2017-07-18 |
| RE40841 | Sound recording and reproduction system for model train using integrated digital command control | Vincent S. Fleszewski, Kelly Poles | 2009-07-14 |
| RE38660 | Sound recording and reproduction system for model train using integrated digital command control | Kelly Boles, Vincent S. Fleszewski | 2004-11-23 |
| 5855004 | Sound recording and reproduction system for model train using integrated digital command control | Vincent S. Fleszewski, Kelly Boles | 1998-12-29 |