Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7478960 | Dispensing brush | — | 2009-01-20 |
| D510191 | Dispensing toothbrush | — | 2005-10-04 |
| D336567 | Combined toothbrush, toothpaste dispenser, and cover therefor | Mark D. Lippmann, T. Tony Nguyen | 1993-06-22 |
| 5158383 | Paste dispensing brush | Mark D. Lippmann, T. Tony Nguyen | 1992-10-27 |