Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8172574 | Indicating teeth cleaning time | Peter Hilfinger, Alexander Hilscher, Peter Trawinski | 2012-05-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8172574 | Indicating teeth cleaning time | Peter Hilfinger, Alexander Hilscher, Peter Trawinski | 2012-05-08 |