Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6675482 | Feeding spoon | Mark S. Hanna | 2004-01-13 |
| D390887 | Noisemaker | Mark S. Hanna | 1998-02-17 |
| D378384 | Noisemaker | Mark S. Hanna | 1997-03-11 |
| D376181 | Noisemaker | Mark S. Hanna | 1996-12-03 |
| D375328 | Noisemaker | Mark S. Hanna | 1996-11-05 |
| D369388 | Noisemaker | Mark S. Hanna | 1996-04-30 |