Citada por|
| US5461816 | 16 Mar 1994 | 31 Oct 1995 | | Decoy anchor | | US6044581 | 22 Dic 1997 | 4 Abr 2000 | Lawrence R. Shipman | Waterfowl decoy system for suspension over predetermined location | | US7117628 | 23 Ene 2004 | 10 Oct 2006 | Russell D. Bailey | Self-righting waterfowl decoy with integrated anchor and locking mechanism | | US7257921 | 7 Jun 2006 | 21 Ago 2007 | | Duck decoy anchor | | US7475509 | 25 Oct 2006 | 13 Ene 2009 | | Decoy anchor | | US7941962 | 27 Oct 2008 | 17 May 2011 | | Waterfowl decoy with stabilizing buoyancy attachment |
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