Issued Patents 2005
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6952854 | Complex motion toothbrush | Lawrence A. Blaustein, Patrick W. Brown | 2005-10-11 |
| 6932216 | Electric toothbrush | Lawrence A. Blaustein, John R. Nottingham, John Osher, John W. Spirk | 2005-08-23 |
| 6928685 | Complex motion toothbrush | Lawrence A. Blaustein, Patrick W. Brown | 2005-08-16 |
| 6892413 | Complex motion toothbrush | Lawrence A. Blaustein, Patrick W. Brown | 2005-05-17 |
| 6836917 | Replaceable head electric toothbrush and connection structure therefor | Lawrence A. Blaustein, John Osher, John Geoffrey Chan, K. Chan, Ping Wang | 2005-01-04 |