Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5876207 | Pressure-sensing toothbrush | Carole L. Sundius | 1999-03-02 |
| 5137583 | Emission technology | C. Robert Parent, Jens F. S. Olow | 1992-08-11 |
| 5104312 | Mantle technology | William P. Dowst, Robert E. Nelson, Jens F. S. Olow | 1992-04-14 |