WO2004047210-A2 -- EP1302996-A2   MATSUSHITA ELECTRIC IND CO LTD (MATU)   KOBAYASHI S,  HOSAKA M,  HATOH K,  MURAKAMI H,  TAKEZAWA M,  ONISHI T;  US20010019791-A1   ;  US20020031698-A1   ;  US20020045084-A1   ;  US20030096153-A1   ;  US6596427-B1   BALLARD POWER SYSTEMS INC (BLRD)   WOZNICZKA B,  DEVAAL J,  TABATABAIAN M;  US6602632-B2   HONDA GIKEN KOGYO KK (HOND)   WAKAHOI T,  TANAKA H;  EP1568092-A2 -- EP1302996-A2   MATSUSHITA ELECTRIC IND CO LTD (MATU)   KOBAYASHI S,  HOSAKA M,  HATOH K,  MURAKAMI H,  TAKEZAWA M,  ONISHI T;  US6057054-A   BALLARD POWER SYSTEMS INC (BLRD)   BARTON R H,  GIBB P R,  RONNE J A,  VOSS H H;  WO2003092096-A2   PROTONEX TECHNOLOGY CORP (PROT-Non-standard)   OSENAR P,  SABIN P,  ENAYETULLAH M,  FORMATO R M;  US2006127735-A1 -- US6057054-A   BALLARD POWER SYSTEMS INC (BLRD)   BARTON R H,  GIBB P R,  RONNE J A,  VOSS H H;  US6080503-A   BALLARD POWER SYSTEMS INC (BLRD)   SCHMID O,  EINHART J;  US20010019791-A1   ;  US20020031698-A1   ;  US20020045084-A1   ;  US20030096153-A1   ;  US20050244703-A1   ;  US6596427-B1   BALLARD POWER SYSTEMS INC (BLRD)   WOZNICZKA B,  DEVAAL J,  TABATABAIAN M;  US6602632-B2   HONDA GIKEN KOGYO KK (HOND)   WAKAHOI T,  TANAKA H;  US6946210-B2   PROTONEX TECHNOLOGY CORP (PROT-Non-standard)   OSENAR P,  FORMATO R M,  HERCZEG A E,  ENAYETULLAH M;  US7306864-B2   PROTONEX TECHNOLOGY CORP (PROT-Non-standard)   OSENAR P,  SABIN P,  ENAYETULLAH M,  FORMATO R M;  US7695846-B2 -- EP1302996-A2   MATSUSHITA ELECTRIC IND CO LTD (MATU)   KOBAYASHI S,  HOSAKA M,  HATOH K,  MURAKAMI H,  TAKEZAWA M,  ONISHI T;  US6057054-A   BALLARD POWER SYSTEMS INC (BLRD)   BARTON R H,  GIBB P R,  RONNE J A,  VOSS H H;  US6080503-A   BALLARD POWER SYSTEMS INC (BLRD)   SCHMID O,  EINHART J;  US20010019791-A1   ;  US20020031698-A1   ;  US20020045084-A1   ;  US20030096153-A1   ;  US20050244703-A1   ;  US6596427-B1   BALLARD POWER SYSTEMS INC (BLRD)   WOZNICZKA B,  DEVAAL J,  TABATABAIAN M;  US6602632-B2   HONDA GIKEN KOGYO KK (HOND)   WAKAHOI T,  TANAKA H;  US6946210-B2   PROTONEX TECHNOLOGY CORP (PROT-Non-standard)   OSENAR P,  FORMATO R M,  HERCZEG A E,  ENAYETULLAH M;  US7306864-B2   PROTONEX TECHNOLOGY CORP (PROT-Non-standard)   OSENAR P,  SABIN P,  ENAYETULLAH M,  FORMATO R M;  WO1996020509-A1   ;  WO2002043173-A1   ;  WO2003036747-A1   PROTONEX TECHNOLOGY CORP (PROT-Non-standard)   OSENAR P,  SABIN P,  ENAYETULLAH M,  FORMATO R M;  WO2003092096-A2   PROTONEX TECHNOLOGY CORP (PROT-Non-standard)   OSENAR P,  SABIN P,  ENAYETULLAH M,  FORMATO R M;  WO2004027896-A2   PROTONEX TECHNOLOGY CORP (PROT-Non-standard)   OSENAR P,  SABIN P,  ENAYETULLAH M,  FORMATO R M;  JP4799866-B2 -- JP08007915-A   ;  JP2002231274-A   ;  WO2004047210-A3 -- EP1302996-A2   MATSUSHITA ELECTRIC IND CO LTD (MATU)   KOBAYASHI S,  HOSAKA M,  HATOH K,  MURAKAMI H,  TAKEZAWA M,  ONISHI T;  US20010019791-A1   ;  US20020031698-A1   ;  US20020045084-A1   ;  US20030096153-A1   ;  US6596427-B1   BALLARD POWER SYSTEMS INC (BLRD)   WOZNICZKA B,  DEVAAL J,  TABATABAIAN M;  US6602632-B2   HONDA GIKEN KOGYO KK (HOND)   WAKAHOI T,  TANAKA H