US2006194095-A1 -- US2852415-A   ;  US4175165-A   ENGELHARD MINERALS CORP (ENGH)   ADLHART O J;  US5840414-A   INT FUEL CELLS CORP (ITFU)   BETT J A S,  WHEELER D J,  BUSHNELL C;  US20010004501-A1   ;  US20010021470-A1   ;  US20020081478-A1   ;  US20020187379-A1   ;  US20030228512-A1   ;  US20040091768-A1   ;  US20060105222-A1   ;  US6258476-B1   INT FUEL CELLS LLC (ITFU)   CIPOLLNI N E;  US6372376-B1   GENERAL MOTORS CORP (GENK)   FRONK M H,  BORUP R L,  BRADY B K,  CUNNINGHAM K M,  HULETT J S;  US6733911-B2   TOYOTA JIDOSHA KK (TOYT)   KAWAHARA T;  WO2006093586-A2 -- US5942349-A   CERAMIC FUEL CELLS LTD (CERA-Non-standard)   BADWAL S P,  FOGER K,  ZHENG X G,  JAFFREY D;  US20030228512-A1   ;  US6291093-B1   CALIFORNIA INST OF TECHNOLOGY (CALY)   KINDLER A,  LEE A;  US8029943-B2 -- CN1421946-A   ;  EP969540-A2   NISSHINBO IND INC (NISN)   SAITO K,  HAGIWARA A,  YAMAMOTO S;  JP2001325966-A   ;  US2852415-A   ;  US4175165-A   ENGELHARD MINERALS CORP (ENGH)   ADLHART O J;  US5840414-A   INT FUEL CELLS CORP (ITFU)   BETT J A S,  WHEELER D J,  BUSHNELL C;  US5942349-A   CERAMIC FUEL CELLS LTD (CERA-Non-standard)   BADWAL S P,  FOGER K,  ZHENG X G,  JAFFREY D;  US20010004501-A1   ;  US20010021470-A1   ;  US20020081478-A1   ;  US20020187379-A1   ;  US20030228512-A1   ;  US20040091768-A1   ;  US20060105222-A1   ;  US6258476-B1   INT FUEL CELLS LLC (ITFU)   CIPOLLNI N E;  US6291093-B1   CALIFORNIA INST OF TECHNOLOGY (CALY)   KINDLER A,  LEE A;  US6372376-B1   GENERAL MOTORS CORP (GENK)   FRONK M H,  BORUP R L,  BRADY B K,  CUNNINGHAM K M,  HULETT J S;  US6733911-B2   TOYOTA JIDOSHA KK (TOYT)   KAWAHARA T;  CN101160675-B -- CN1421946-A   ;  US20020081478-A1   ;  US20020187379-A1   ;  US20030228512-A1   ;  US6291093-B1   CALIFORNIA INST OF TECHNOLOGY (CALY)   KINDLER A,  LEE A;  JP4884401-B2 -- JP2000058083-A   NISSHINBO IND INC (NISN)   SAITO K,  HAGIWARA A,  YAMAMOTO S;  JP2001325966-A   ;  JP2002151110-A   SANYO ELECTRIC CO LTD (SAOL)   YASUO K,  HORI K,  KONNO Y,  YONEZU I