Henry, M. & Zamora Mayela, E., 4 Aug 2011, IPC No. GOIF I/00, Patent No. US2011185820A1, 31 Jan 2011, Priority date 29 Mar 2002, Priority No. US36815302
Henry, M. & Zamora, M. E., 1 Feb 2007, IPC No. GOIF I/00 , GOIF 7/00, Patent No. US2007027639A1, 18 Jul 2006, Priority date 29 Mar 2002, Priority No. US36815302P