Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8443479 | Multi-positionable manual toothbrush | Gregg M. Yamada | 2013-05-21 |
| 6385808 | Bi-positionable toothbrush | Gregg M. Yamada | 2002-05-14 |
| 5815875 | Bi-positionable toothbrush | — | 1998-10-06 |
| 5706545 | Multi-positionable toothbrush | — | 1998-01-13 |
| 5564565 | Disposable hypodermic needle receptacle | — | 1996-10-15 |
| 5442831 | Angularly adjustable toothbrush | — | 1995-08-22 |