Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7389557 | Toothbrush | — | 2008-06-24 |
| 6983507 | Toothbrush | — | 2006-01-10 |
| 6421865 | Electric toothbrush | — | 2002-07-23 |
| 6421866 | Electric toothbrush | — | 2002-07-23 |
| 5881739 | Hair crimper | Anthony John Walker, William Lai Kuen Louey | 1999-03-16 |
| 5617601 | Brushes for personal hygiene purposes | — | 1997-04-08 |
| 5435032 | Toothbrush | — | 1995-07-25 |
| 5392528 | Hair dryers | — | 1995-02-28 |
| 5212366 | Handheld hair care appliance with adjustable diameter barrel providing heated airflow | — | 1993-05-18 |
| 5161317 | Hair dryer attachment | — | 1992-11-10 |