|
| US4213471 | 15 May 1978 | 22 Jul 1980 | Clairol, Inc | Manicuring unit |
| US4313237 | 18 Mar 1980 | 2 Feb 1982 | | Driven rotary toothbrush |
| US4827552 | 14 Mar 1988 | 9 May 1989 | Better Health Concepts, Inc. | Rotary electric toothbrush |
| US6296411 | 5 Ene 2001 | 2 Oct 2001 | L'Oreal | Make-up brush and method for manufacturing such a brush |
| US6299370 | 5 Ene 2001 | 9 Oct 2001 | L'Oreal | Make-up brush and method for manufacturing such a brush |
| US6299371 | 5 Ene 2001 | 9 Oct 2001 | L'Oreal | Make-up brush and method for manufacturing such a brush |
| US6305862 | 5 Ene 2001 | 23 Oct 2001 | L'Oreal | Make-up brush and method for manufacturing such a brush |
| US6309123 | 5 Ene 2001 | 30 Oct 2001 | L'Oreal | Make-up brush and method for manufacturing such a brush |
| US6325562 | 5 Ene 2001 | 4 Dic 2001 | L'Oreal | Make-up brush and method for manufacturing such a brush |
| US6331086 | 5 Ene 2001 | 18 Dic 2001 | L'Oreal | Make-up brush and method for manufacturing such a brush |
| US6345923 | 5 Ene 2001 | 12 Feb 2002 | L'Oreal | Make-up brush and method for manufacturing such a brush |
| US7222382 | 15 Jul 2002 | 29 May 2007 | | Electron-motion toothbrush |
| US7316044 | 13 Oct 2005 | 8 Ene 2008 | | Toothbrush having counter-rotating heads |
| US7921496 | 8 Jul 2005 | 12 Abr 2011 | | Electric toothbrush |