Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6574820 | Brush head for toothbrush | Joseph Allan DePuydt, Bernhard Boland, Thomas Fritsch | 2003-06-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6574820 | Brush head for toothbrush | Joseph Allan DePuydt, Bernhard Boland, Thomas Fritsch | 2003-06-10 |