|
| US4149815 | 23. Juni 1977 | 17. Apr. 1979 | The Gillette Company | Chewable tooth cleaning device |
| US4543679 | 8. Okt. 1982 | 1. Okt. 1985 | Oral Ease Inc. | Toothbrush assembly combining a handle with a replaceable brush assembly and a replaceable oral hygiene device |
| US4608968 | 19. Sept. 1984 | 2. Sept. 1986 | Oral Ease Inc. | Gum massaging device with internal dispenser |
| US5122056 | 1. Apr. 1991 | 16. Juni 1992 | | Local anesthetic applicator |
| US6205611 | 1. Apr. 1999 | 27. März 2001 | | Tooth and gum cleaning tool |
| US7842007 | 29. Apr. 2005 | 30. Nov. 2010 | | Apparatus and methods for isolating human body areas for localized cooling |
| USD607647 | 20. Nov. 2008 | 12. Jan. 2010 | | Tooth cleaning device |