|
| US4025977 | 12 Sep 1975 | 31 May 1977 | U. S. Divers Co. | Angular foot fin |
| US4752259 | 16 Jan 1987 | 21 Jun 1988 | | Swim fins |
| US4981454 | 1 Feb 1989 | 1 Jan 1991 | | Retractable swim fin |
| US5108327 | 31 Dec 1990 | 28 Apr 1992 | | Retractable swim fin |
| US5292272 | 28 Jun 1993 | 8 Mar 1994 | | Dual mode swim fin |
| US5531621 | 23 Feb 1994 | 2 Jul 1996 | | Forward propelling, retractable float tube fin, with automatic propulsion vanes |
| US5632662 | 26 Aug 1996 | 27 May 1997 | | Centrally articulated swin fin |
| US5645460 | 23 Oct 1995 | 8 Jul 1997 | | Retractable fin assembly |
| US5879212 | 10 Jul 1998 | 9 Mar 1999 | | Swim fin |
| US6126502 | 6 Oct 1999 | 3 Oct 2000 | | Diving fin |
| US6129601 | 19 Mar 1998 | 10 Oct 2000 | | Pivotable swim fin |
| US6702633 | 18 Oct 2002 | 9 Mar 2004 | Dux Fin Co. | Universal float tube and pontoon boat propulsion fin |
| US7134927 | 5 Aug 2005 | 14 Nov 2006 | Dux Fin Co. | Heel mounted direction reversible stealth fin |
| US7140937 | 19 Apr 2005 | 28 Nov 2006 | | Swim fin with detachable blade |
| US7165343 | 1 Apr 2002 | 23 Jan 2007 | | Shoe with fixtures for walking on a slope |
