|
| US4342071 | 11 Aug 1980 | 27 Jul 1982 | Challenger Diving Limited | Underwater lighting |
| US4779174 | 8 May 1986 | 18 Oct 1988 | | Submersible lighting device |
| US5934796 | 22 Dec 1997 | 10 Aug 1999 | | Ornamental lighting apparatus for pool using reflectors on a curved surface |
| US7348742 | 21 Jul 2005 | 25 Mar 2008 | Energy Focus, Inc. | Lighting fixture with synchronizable optical filter wheel and related method |
| US7488084 | 27 Oct 2005 | 10 Feb 2009 | Pentair Water Pool and Spa, Inc. | Selectable beam lens for underwater light |
| US7497595 | 8 Aug 2006 | 3 Mar 2009 | Pentair Water Pool and Spa, Inc. | Lighting fixture having two-speed color-changing mechanism |
| US7744237 | 21 Jan 2009 | 29 Jun 2010 | Pentair Water Pool and Spa, Inc. | Selectable beam lens for underwater light |