WO2005029619-A1 -- EP302681-A   ;  US3966579-A   CHANG K W (CHAN-Individual)   CHANG K W,  AISENBERG S;  US4297871-A   JONES T P (JONE-Individual);  WRIGHT B M (WRIG-Individual)   JONES T P,  WRIGHT B M;  US4487055-A   ALCOTEK INC (ALCO-Non-standard)   WOLF K;  US4749553-A   LIFE LOC INC (LIFE-Non-standard)   LOPEZ B L,  BEARD S A,  PHILLIPS K;  US5291898-A   ALCOTEK INC (ALCO-Non-standard)   WOLF K P W;  GB2420442-A -- EP302681-A   ;  US3966579-A   CHANG K W (CHAN-Individual)   CHANG K W,  AISENBERG S;  US4297871-A   JONES T P (JONE-Individual);  WRIGHT B M (WRIG-Individual)   JONES T P,  WRIGHT B M;  US4487055-A   ALCOTEK INC (ALCO-Non-standard)   WOLF K;  US4749553-A   LIFE LOC INC (LIFE-Non-standard)   LOPEZ B L,  BEARD S A,  PHILLIPS K;  US5291898-A   ALCOTEK INC (ALCO-Non-standard)   WOLF K P W;  GB2420442-B -- EP302681-A   ;  US3966579-A   CHANG K W (CHAN-Individual)   CHANG K W,  AISENBERG S;  US4297871-A   JONES T P (JONE-Individual);  WRIGHT B M (WRIG-Individual)   JONES T P,  WRIGHT B M;  US4487055-A   ALCOTEK INC (ALCO-Non-standard)   WOLF K;  US4749553-A   LIFE LOC INC (LIFE-Non-standard)   LOPEZ B L,  BEARD S A,  PHILLIPS K;  US5291898-A   ALCOTEK INC (ALCO-Non-standard)   WOLF K P W;  US2007154765-A1 -- US4744953-A   INTOXIMETERS INC (INTO-Non-standard)   WOLF K P,  FORRESTER M R;  US4749553-A   LIFE LOC INC (LIFE-Non-standard)   LOPEZ B L,  BEARD S A,  PHILLIPS K;  US5048321-A   INTOXIMETERS INC (INTO-Non-standard)   CHOW G D;  US5393495-A   INTOXIMETER INC (INTO-Non-standard)   FORRESTER G C;  US5400637-A   INTOXIMETERS INC (INTO-Non-standard)   FORRESTER G C;  US20030176803-A1   ;  US20040138823-A1   ;  US20050251060-A1   ;  US6464941-B1   DRAEGER SICHERHEITSTECHNIK GMBH (DRAG)   DIEKMANN W;  US7855027-B2 -- US4744953-A   INTOXIMETERS INC (INTO-Non-standard)   WOLF K P,  FORRESTER M R;  US4749553-A   LIFE LOC INC (LIFE-Non-standard)   LOPEZ B L,  BEARD S A,  PHILLIPS K;  US5048321-A   INTOXIMETERS INC (INTO-Non-standard)   CHOW G D;  US5393495-A   INTOXIMETER INC (INTO-Non-standard)   FORRESTER G C;  US5400637-A   INTOXIMETERS INC (INTO-Non-standard)   FORRESTER G C;  US20030176803-A1   ;  US20040138823-A1   ;  US20050251060-A1   ;  US6464941-B1   DRAEGER SICHERHEITSTECHNIK GMBH (DRAG)   DIEKMANN W;  WO1993005393-A1