|
| US3979868 | 30 Oct 1974 | 14 Sep 1976 | Hambro Structural Systems Ltd. | Composite concrete and steel floor construction |
| US4015396 | 3 Jun 1975 | 5 Abr 1977 | Hambro Structural Systems Ltd. | Joist |
| US4079838 | 28 Oct 1976 | 21 Mar 1978 | | Instrument mounting panel |
| US4367612 | 14 Abr 1980 | 11 Ene 1983 | Hussey Manufacturing Company | Composite supporting structure |
| US5617680 | 21 Jul 1994 | 8 Abr 1997 | | Mounting structure for a satellite dish |
| US5729944 | 22 Nov 1995 | 24 Mar 1998 | Royal Building Systems (CDN) Limited | Thermoplastic structural components and structures formed therefrom |
| US5775035 | 9 Dic 1996 | 7 Jul 1998 | | Plastic power pole system |
| US5974751 | 21 Nov 1996 | 2 Nov 1999 | | Housing system with structural cored hollow components |
| US7213379 | 2 Ago 2005 | 8 May 2007 | TAC Technologies, LLC | Engineered structural members and methods for constructing same |
| US7318302 | 3 Feb 2004 | 15 Ene 2008 | Opperman Investments, Ltd. | Equipment support for a metal building |
| US7353640 | 25 Feb 2002 | 8 Abr 2008 | | Fresh masonry wall protection device and method for rapidly protecting a newly laid masonry wall |
| US7571897 | 27 Dic 2007 | 11 Ago 2009 | | Metal fence post and fence system |
| US7721496 | 13 Jul 2007 | 25 May 2010 | Tac Technologies, LLC | Composite decking material and methods associated with the same |
| US7882679 | 4 Abr 2007 | 8 Feb 2011 | TAC Technologies, LLC | Engineered structural members and methods for constructing same |
| US7930866 | 15 Feb 2007 | 26 Abr 2011 | Tac Technologies, LLC | Engineered structural members and methods for constructing same |
| US8065848 | 18 Sep 2008 | 29 Nov 2011 | TAC Technologies, LLC | Structural member |
| US8146229 | 10 Dic 2010 | 3 Abr 2012 | Kimball International, Inc. | Electrical system for office furniture |
| USD264382 | 29 Ene 1979 | 11 May 1982 | Ankarswedshus AB Vasteras | Foundation beam |
| USD269209 | 5 Ene 1981 | 31 May 1983 | | Combined right angled fence post and cap |
| USD617521 | 2 Jul 2009 | 8 Jun 2010 | Martin Engineering Company | Stringer of a belt conveyor system |
| USD644339 | 24 Mar 2011 | 30 Ago 2011 | | Vented footer track |
| USD653773 | 13 Oct 2011 | 7 Feb 2012 | | Vented footer track |
| USD655427 | 13 Oct 2011 | 6 Mar 2012 | | Vented footer track |
