Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11730144 | Oral hygiene appliance | John Henry Gallagher, Roman Bielski, David Joseph Stanley | 2023-08-22 |
| 5997352 | Structure for retaining front holder in housing | Hisashi Hanazaki | 1999-12-07 |