Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D400619 | Crib toy | Douglas Arthur Schultheis, Todd Herlitz | 1998-11-03 |
| D396253 | Infant's rattle | — | 1998-07-21 |
| 5409364 | Extruder assembly for modeling composition | Douglas Arthur Schultheis | 1995-04-25 |