Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6807703 | Toothbrush | Maria van Gelder | 2004-10-26 |
| 6505373 | Toothbrush | Maria van Gelder | 2003-01-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6807703 | Toothbrush | Maria van Gelder | 2004-10-26 |
| 6505373 | Toothbrush | Maria van Gelder | 2003-01-14 |