WO2004059771-A2 -- EP437175-A   GEBR SULZER AG (SULZ)   BARP B;  EP722193-A1   SULZER INNOTEC AG (SULZ)   HONEGGER K,  BATAWI E;  US3861959-A   AUTOMOBILES CITROEN SA (CITR);  US6344290-B1   BOSSEL U G (BOSS-Individual)   BOSSEL U G;  US2006024534-A1 -- US5645626-A   BEND RES INC (BEND-Non-standard)   EDLUND D J,  FROST C B,  NEWBOLD D D;  US5681373-A   AIR PROD & CHEM INC (AIRP)   DYER P N,  MINFORD E,  RUSSEK S L,  CAROLAN M F,  TAYLOR D M,  BRIGHT J D,  CUTLER R A,  PROUSE D W,  RICHARDS R E,  WILSON M A;  US5712220-A   AIR PROD & CHEM INC (AIRP)   CAROLAN M F,  MOTIKA S A,  DYER P N,  ALBA P B;  US5817597-A   AIR PROD & CHEM INC (AIRP)   DYER P N,  CAROLAN M F,  MOTIKA S A;  US6344290-B1   BOSSEL U G (BOSS-Individual)   BOSSEL U G;  US6368740-B1   PROTON ENERGY SYSTEMS INC (PROT-Non-standard)   DRISTY M E;  KR675608-B1 -- KR2004189556-A   ;  US6344290-B1   BOSSEL U G (BOSS-Individual)   BOSSEL U G;  EP1576687-B1 -- EP437175-A   GEBR SULZER AG (SULZ)   BARP B;  EP722193-A1   SULZER INNOTEC AG (SULZ)   HONEGGER K,  BATAWI E;  US3861959-A   AUTOMOBILES CITROEN SA (CITR);  US6344290-B1   BOSSEL U G (BOSS-Individual)   BOSSEL U G;  CN1692521-B -- US5445903-A   TECHNOLOGY MANAGEMENT INC (TECH-Non-standard)   CABLE T L,  PETRIK M A;  US6344290-B1   BOSSEL U G (BOSS-Individual)   BOSSEL U G;  US7811716-B2 -- EP437175-A   GEBR SULZER AG (SULZ)   BARP B;  EP722193-A1   SULZER INNOTEC AG (SULZ)   HONEGGER K,  BATAWI E;  JP08276112-A   ;  JP2002008681-A   ;  JP2002505512-A   CORNING INC (CORG)   KETCHAM T D,  POWELL W R,  STEWART R L,  ST JULIEN D J;  US3861959-A   AUTOMOBILES CITROEN SA (CITR);  US5116696-A   GEBR SULZER AG (SULZ)   BARP B;  US5645626-A   BEND RES INC (BEND-Non-standard)   EDLUND D J,  FROST C B,  NEWBOLD D D;  US5681373-A   AIR PROD & CHEM INC (AIRP)   DYER P N,  MINFORD E,  RUSSEK S L,  CAROLAN M F,  TAYLOR D M,  BRIGHT J D,  CUTLER R A,  PROUSE D W,  RICHARDS R E,  WILSON M A;  US5712220-A   AIR PROD & CHEM INC (AIRP)   CAROLAN M F,  MOTIKA S A,  DYER P N,  ALBA P B;  US5817597-A   AIR PROD & CHEM INC (AIRP)   DYER P N,  CAROLAN M F,  MOTIKA S A;  US6344290-B1   BOSSEL U G (BOSS-Individual)   BOSSEL U G;  US6368740-B1   PROTON ENERGY SYSTEMS INC (PROT-Non-standard)   DRISTY M E;  WO1999044254-A1   ;  JP4581325-B2 -- JP08276112-A   ;  JP2002008681-A   ;  JP2002505512-A   CORNING INC (CORG)   KETCHAM T D,  POWELL W R,  STEWART R L,  ST JULIEN D J