Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D376849 | Single piece oral cavity cleaning device | Merry S. Riehm | 1996-12-24 |
| D376426 | Retractable oral cavity cleaning device | Merry S. Riehm | 1996-12-10 |
| D376205 | Oral cavity cleaning device | Merry S. Riehm | 1996-12-03 |