"nc.Poly vectoral reverse navigationUS653866012 Nov 199925 Mar 2003International Business Machines CorporationMethod, system, and program for superimposing data from different application programsUS658709427 Jul 19991 Jul 2003Gateway, Inc.Two-sided input device for a computer-related apparatusUS658711824 Mar 20001 Jul 2003Sony CorporationImage displaying processing method, medium including an image" . . . .