Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6253406 | Combined toothbrush handle and stand | — | 2001-07-03 |
| D408997 | Combined toothbrush and stand | — | 1999-05-04 |
| 5485652 | Suction cleaning head | — | 1996-01-23 |
| 5105503 | Cleaning head | — | 1992-04-21 |
| 5103527 | Suction cleaning head | — | 1992-04-14 |
| 4950240 | Hypodermic syringe for single use | Eugene C. Greenwood | 1990-08-21 |
| 4923443 | Single use syringe | Eugene C. Greenwood | 1990-05-08 |