US2003228508-A1 -- US4248941-A   UNITED TECHNOLOGIES CORP (UNAC)   LOUIS G A,  LEE J M,  MARICLE D L,  TROCCIOLA J C;  US4652501-A   KINGS COLLEGE LONDO (UNLO)   BENNETTO H P,  DELANEY G M,  MASON J R,  STIRLING J L,  ROLLER S,  THURSTON C F,  WHITE D R;  US4883497-A   ARCH DEV CORP (ARCD)   CLAAR T D,  BUSCH D E,  PICCIOLO J J;  US4937152-A   NKK CORP (NIKN)   SATO Y,  TSUNEIZUMI H,  NAKAGAWA H,  MORISHIGE E,  MIHARA H;  US4988283-A   FUJI ELECTRIC MFG CO LTD (FJIE)   NAGASAWA M,  MIWA H;  US5824429-A   FORSCHUNGSZENTRUM JUELICH GMBH (KERJ)   DAS D,  EDWARDS J,  KINDERMANN L,  HILPERT K,  PUETZ G;  US6007683-A   UNIV CALIFORNIA (REGC)   RAMBACH G D,  RANDICH E,  JANKOWSKI A F,  MAKOWIECKI D M;  US6096448-A   BALLARD POWER SYSTEMS INC (BLRD);  ALLAN P J (ALLA-Individual)   ALLAN D E,  WILKINSON D P,  CHOW C Y F,  JOHANNES E P,  ROBERTS J A,  ST-PIERRE J,  LONGLEY C J,  CHAN J K K;  US20020195335-A1   ;  US6210820-B1   BALLARD POWER SYSTEMS INC (BLRD)   WILKINSON D P,  KNIGHTS S D,  LAURITZEN M V;  WO2003105249-A2 -- US6007683-A   UNIV CALIFORNIA (REGC)   RAMBACH G D,  RANDICH E,  JANKOWSKI A F,  MAKOWIECKI D M;  WO2000045457-A2   ;  US7045244-B2 -- US4248941-A   UNITED TECHNOLOGIES CORP (UNAC)   LOUIS G A,  LEE J M,  MARICLE D L,  TROCCIOLA J C;  US4652501-A   KINGS COLLEGE LONDO (UNLO)   BENNETTO H P,  DELANEY G M,  MASON J R,  STIRLING J L,  ROLLER S,  THURSTON C F,  WHITE D R;  US4883497-A   ARCH DEV CORP (ARCD)   CLAAR T D,  BUSCH D E,  PICCIOLO J J;  US4937152-A   NKK CORP (NIKN)   SATO Y,  TSUNEIZUMI H,  NAKAGAWA H,  MORISHIGE E,  MIHARA H;  US4988283-A   FUJI ELECTRIC MFG CO LTD (FJIE)   NAGASAWA M,  MIWA H;  US5824429-A   FORSCHUNGSZENTRUM JUELICH GMBH (KERJ)   DAS D,  EDWARDS J,  KINDERMANN L,  HILPERT K,  PUETZ G;  US6007683-A   UNIV CALIFORNIA (REGC)   RAMBACH G D,  RANDICH E,  JANKOWSKI A F,  MAKOWIECKI D M;  US6096448-A   BALLARD POWER SYSTEMS INC (BLRD);  ALLAN P J (ALLA-Individual)   ALLAN D E,  WILKINSON D P,  CHOW C Y F,  JOHANNES E P,  ROBERTS J A,  ST-PIERRE J,  LONGLEY C J,  CHAN J K K;  US20020195335-A1   ;  US6210820-B1   BALLARD POWER SYSTEMS INC (BLRD)   WILKINSON D P,  KNIGHTS S D,  LAURITZEN M V;  WO2000045457-A2