|
| US4000688 | 18 Jul 1975 | 4 Ene 1977 | Leigh Products, Inc. | Ventilator for roof ridge |
| US4073106 | 24 Sep 1976 | 14 Feb 1978 | Leigh Products, Inc. | End cap and connectors for roof ridge ventilator |
| US4080083 | 10 Ene 1977 | 21 Mar 1978 | Leigh Products, Inc. | Connectors for roof ridge ventilator |
| US4280399 | 29 May 1980 | 28 Jul 1981 | Bird & Son, Inc. | Roof ridge ventilator |
| US5706618 | 31 Ago 1995 | 13 Ene 1998 | | Roof ridge ventilator cover |
| US5772502 | 23 Jul 1997 | 30 Jun 1998 | Lomanco, Inc. | Adjustable pitch roof vent with accordion-shaped end plug |
| US5946868 | 24 Sep 1993 | 7 Sep 1999 | Liberty Diversified Industries | Adjustable air deflector for a roof ventilator |
| US6128870 | 24 May 1999 | 10 Oct 2000 | | Roof vent system |
| US6233887 | 5 Mar 1999 | 22 May 2001 | Lomanco, Inc. | Rollable shingle-over roof ridge vent and methods of making |
| US6260315 | 20 Sep 2000 | 17 Jul 2001 | Lomanco, Inc. | Methods of making a rollable shingle-over roof ridge vent |
| US6267668 | 16 Dic 1999 | 31 Jul 2001 | Diversi-Plast Products, Inc. | Ridge cap vent |
| US6450882 | 30 Ago 2000 | 17 Sep 2002 | Liberty Diversified Industries, Inc. | Precipitation resistant ridge vent |
| US6458029 | 30 May 2001 | 1 Oct 2002 | Diversi-Plast Products, Inc. | Ridge cap vent |
| US6599184 | 21 Ago 2002 | 29 Jul 2003 | Diversi-Plast Products, Inc. | Ridge cap vent |
| US6623354 | 31 Jul 2002 | 23 Sep 2003 | Liberty Diversified Industries | Precipitation resistant ridge vent |
| US6991535 | 21 Oct 2004 | 31 Ene 2006 | Air Vent, Inc. | Externally baffled ridge vent and methods of manufacture and use |
| US7497773 | 6 Nov 2003 | 3 Mar 2009 | | Ceiling mounted fan ventilation device |
| US7766735 | 29 Sep 2005 | 3 Ago 2010 | Air Vent, Inc. | Externally baffled ridge vent |
| USD511847 | 19 Jul 2004 | 22 Nov 2005 | Air Vent, Inc. | Rollable ridge vent |
| USD511848 | 27 Jul 2004 | 22 Nov 2005 | Air Vent, Inc. | Rollable ridge vent |
