US2001039759-A1 -- US2958391-A   ;  US3486301-A   ;  US5382271-A   IND TECHNOLOGY RES INST (ITRI)   CHENG Y,  NG M L,  YOUNG M;  US5486475-A   GORE & ASSOC GMBH W L (GORE)   KRAMER V,  ZIEGLER G;  US5498278-A   BEND RES INC (BEND-Non-standard)   EDLUND D J;  US5885727-A   TOYOTA JIDOSHA KK (TOYT)   KAWATSU S;  US5968325-A   ATS ELECTRO-LUBE HOLDINGS LTD (ATSE-Non-standard)   OLOMAN C W,  HO J W,  SONG J;  US6332913-B1   DBB FUEL CELL ENGINES GMBH (DBBF-Non-standard)   WIELAND S,  ERDMANN W,  SCHMID C,  BREITSCHWERT S,  HEIL D;  US6653005-B1   UNIV CENT FLORIDA (UYFL-Non-standard)   MURADOV N;  US6802875-B1   TOYODA JIDOSHOKKI SEISAKUSHO KK (TOYX)   KIMBARA M,  ISOGAI Y;  US6841280-B2   NISSAN MOTOR CO LTD (NSMO)   IIO M,  IWASAKI Y;  US7285143-B2 -- DE1939638-A   ENGELHARD MINERALS & CHEM CORP (ENGH);  DE3127475-A   SARTORIUS GMBH (SARS);  DE3127548-A   SARTORIUS GMBH (SARS);  DE1091990-B   ;  DE19860253-C1   DBB FUEL CELL ENGINES GMBH (DBBF-Non-standard)   WIELAND S,  ERDMANN W,  SCHMID C,  BREITSCHWERT S,  HEIL D;  DE19905638-C1   ;  EP796647-A1   MITSUBISHI JUKOGYO KK (MITO)   OGAWA W,  KOBAYASHI T,  SUEDA N,  MATSUMOTO T,  IMAI T,  SHIROGANE S,  SHIOTA H,  UCHIDA T;  GB833837-A   ;  GB2080144-A   SARTORIUS GMBH (SARS);  JP06345408-A   ;  JP10297905-A   ;  US2958391-A   ;  US3486301-A   ;  US5382271-A   IND TECHNOLOGY RES INST (ITRI)   CHENG Y,  NG M L,  YOUNG M;  US5486475-A   GORE & ASSOC GMBH W L (GORE)   KRAMER V,  ZIEGLER G;  US5498278-A   BEND RES INC (BEND-Non-standard)   EDLUND D J;  US5885727-A   TOYOTA JIDOSHA KK (TOYT)   KAWATSU S;  US5968325-A   ATS ELECTRO-LUBE HOLDINGS LTD (ATSE-Non-standard)   OLOMAN C W,  HO J W,  SONG J;  US6332913-B1   DBB FUEL CELL ENGINES GMBH (DBBF-Non-standard)   WIELAND S,  ERDMANN W,  SCHMID C,  BREITSCHWERT S,  HEIL D;  US6653005-B1   UNIV CENT FLORIDA (UYFL-Non-standard)   MURADOV N;  US6802875-B1   TOYODA JIDOSHOKKI SEISAKUSHO KK (TOYX)   KIMBARA M,  ISOGAI Y;  US6841280-B2   NISSAN MOTOR CO LTD (NSMO)   IIO M,  IWASAKI Y;  WO2000031816-A1   ;  DE10123410-B4 -- DE1091990-A   ;  DE1939638-A   ENGELHARD MINERALS & CHEM CORP (ENGH);  DE3127475-A   SARTORIUS GMBH (SARS);  DE3127548-A   SARTORIUS GMBH (SARS);  DE19860253-C1   DBB FUEL CELL ENGINES GMBH (DBBF-Non-standard)   WIELAND S,  ERDMANN W,  SCHMID C,  BREITSCHWERT S,  HEIL D;  DE19905638-C1   ;  EP796647-A1   MITSUBISHI JUKOGYO KK (MITO)   OGAWA W,  KOBAYASHI T,  SUEDA N,  MATSUMOTO T,  IMAI T,  SHIROGANE S,  SHIOTA H,  UCHIDA T;  US2958391-A   ;  US5498278-A   BEND RES INC (BEND-Non-standard)   EDLUND D J;  JP4815668-B2 -- JP02126914-A   ;  JP06345404-A   ;  JP06345408-A   ;  JP07187602-A   ;  JP07330304-A   ;  JP08073201-A   ;  JP08215547-A   ;  JP10265202-A   ISHIKAWAJIMA HARIMA HEAVY IND (ISHI)   KOGA M;  JP10297905-A   ;  JP11126626-A   ;  JP11300172-A   ;  JP57170803-A   ;  JP63319002-A   ;  JP2000026103-A   PRAXAIR TECHNOLOGY INC (PRAX);  STANDARD OIL CO OHIO (STAH)   GOTTZMANN C F,  PRASAD R,  SCHWARTZ J M,  BERGSTEN V E,  WHITE J E,  MAZANEC T J,  CABLE T L,  FAGLEY J C;  JP2000095502-A   GENERAL MOTORS CORP (GENK)   SKALA G W,  BRUNDAGE M A,  BORUP R L,  PETTIT W H,  STUKEY K,  HART-PREDMORE D J,  FAIRCHOK J;  JP1110229-U   ;  JP1153344-U   ;  JP11510431-W   IMPERIAL CHEM IND PLC (ICIL)   DUNNE M D,  ONIEN S J,  FARNELL P W