|
| US4010931 | 26 Mar 1976 | 8 Mar 1977 | | Door lifting and holding tool |
| US4043536 | 19 Feb 1976 | 23 Aug 1977 | | Door dolly and jack |
| US4695067 | 3 Apr 1986 | 22 Sep 1987 | | Wheeled article carrier |
| US4978132 | 14 Sep 1989 | 18 Dec 1990 | | Pivotable hand truck apparatus |
| US5048850 | 17 Sep 1990 | 17 Sep 1991 | | Wheeled article carrier |
| US5135200 | 12 Jun 1991 | 4 Aug 1992 | | Snowmobile jack |
| US5284410 | 24 Sep 1992 | 8 Feb 1994 | | Device for carrying large sheet material |
| US5447406 | 18 Mar 1994 | 5 Sep 1995 | | Portable truck ramp |
| US5501561 | 23 Jan 1995 | 26 Mar 1996 | | Foot mountable drywall positioning device |
| US5584635 | 16 Oct 1995 | 17 Dec 1996 | | Carriage for a construction panel |
| US6022008 | 11 Feb 1998 | 8 Feb 2000 | | Door hanging jack |
| US6264184 | 16 Nov 1999 | 24 Jul 2001 | | Door carrier |
| US6378191 | 26 Nov 1999 | 30 Apr 2002 | | Method and apparatus for hanging doors |
| US6471273 | 14 Aug 2000 | 29 Oct 2002 | Industrial Magnetics, Inc. | Lifting magnet with roller cam release mechanism |
| US6497399 | 28 May 2002 | 24 Dec 2002 | | Compact panel lifter |
| US6505844 | 16 Feb 2001 | 14 Jan 2003 | | Door transporting and support system |
| US6866274 | 16 Apr 2003 | 15 Mar 2005 | | Article transport dolly |
| US6904732 | 27 Nov 2000 | 14 Jun 2005 | | Device and method for installing building material |
| US7387293 | 22 Dec 2004 | 17 Jun 2008 | Lawrence Boucher Construction Inc. | Device for holding and positioning construction materials |
| US7896367 | 3 Dec 2007 | 1 Mar 2011 | | Panel carrier and lifter |
| US8162329 | 18 Nov 2010 | 24 Apr 2012 | | Material transporter |
| USD592822 | 7 Mar 2008 | 19 May 2009 | A. Richard Tools Co. | Device for holding and positioning construction materials |
