|
| US5709691 | 11 mars 1996 | 20 janv. 1998 | | Endotracheal tube cleaning device |
| US6286172 | 8 mars 1999 | 11 sept. 2001 | | Portable inflatable duct cleaning apparatus |
| US6668480 | 9 oct. 2002 | 30 déc. 2003 | Ultra Clean Technologies, Corp. | System for cleaning gun barrels |
| US6679262 | 27 nov. 2001 | 20 janv. 2004 | | Endotracheal tube cleaning apparatus |
| US7060135 | 7 mars 2003 | 13 juin 2006 | | Endotracheal tube cleaning apparatus and method |
| US7356961 | 25 avr. 2005 | 15 avr. 2008 | The Otis Patent Trust | Configurable device for cleaning the barrel of a firearm, and firearm cleaning kit containing components of device |
| US7669600 | 5 déc. 2005 | 2 mars 2010 | | Endotracheal tube cleaning apparatus |
| US8240063 | 20 juil. 2007 | 14 août 2012 | | Cleaning wringing and drying apparatus |
