EP1403949-A1 -- EP690519-A1   JAPAN GORE TEX INC (NIGO)   KATO H,  TORIKAI E;  EP586461-B1   BALLARD POWER SYSTEMS INC (BLRD)   STECK A E,  WEI J;  JP10154521-A   MATSUSHITA DENKI SANGYO KK (MATU)   FUKUOKA H,  UCHIDA M,  SUGAWARA Y,  EDA N;  US5264299-A   INT FUEL CELLS CORP (ITFU)   KRASIJ M,  WATSON P R;  WO2000010216-A1   ;  US2004091767-A1 -- US3134697-A   ;  US5176966-A   BALLARD POWER SYSTEMS INC (BLRD)   EPP D G,  WIENS B I;  US5264299-A   INT FUEL CELLS CORP (ITFU)   KRASIJ M,  WATSON P R;  US6309772-B1   DEGUSSA-HUELS AG (DEGS)   ZUBER R,  FEHL K,  STARZ K,  STENKE U;  EP1403949-B1 -- EP690519-A1   JAPAN GORE TEX INC (NIGO)   KATO H,  TORIKAI E;  EP586461-B1   BALLARD POWER SYSTEMS INC (BLRD)   STECK A E,  WEI J;  US5264299-A   INT FUEL CELLS CORP (ITFU)   KRASIJ M,  WATSON P R;  WO2000010216-A1   ;  JP4540316-B2 -- JP10154521-A   MATSUSHITA DENKI SANGYO KK (MATU)   FUKUOKA H,  UCHIDA M,  SUGAWARA Y,  EDA N;  JP11329452-A   DEGUSSA-HUELS AG (DEGS)   ZUBER R,  FEHL K,  STARZ K,  STENKE U;  JP2000268829-A   DEGUSSA-HUELS AG (DEGS)   STARZ K,  ZUBER R,  GOETTENAUER W,  FEHL K,  DIEHL M;  JP07501417-W   ;  US5264299-A   INT FUEL CELLS CORP (ITFU)   KRASIJ M,  WATSON P R;  US6300772-B1   AVAYA TECHNOLOGY CORP (AVAY)   BROWN E Z,  MERRIMAN R A,  BRANDENBURG S T;  WO2000010216-A1   ;  US2011308726-A1 -- EP586461-A1   BALLARD POWER SYSTEMS INC (BLRD)   STECK A E,  WEI J;  EP690519-A1   JAPAN GORE TEX INC (NIGO)   KATO H,  TORIKAI E;  JP10154521-A   MATSUSHITA DENKI SANGYO KK (MATU)   FUKUOKA H,  UCHIDA M,  SUGAWARA Y,  EDA N;  WO2000010216-A1   ;  US8685200-B2 -- EP586461-A1   BALLARD POWER SYSTEMS INC (BLRD)   STECK A E,  WEI J;  EP690519-A1   JAPAN GORE TEX INC (NIGO)   KATO H,  TORIKAI E;  JP10154521-A   MATSUSHITA DENKI SANGYO KK (MATU)   FUKUOKA H,  UCHIDA M,  SUGAWARA Y,  EDA N;  US3134697-A   ;  US5176966-A   BALLARD POWER SYSTEMS INC (BLRD)   EPP D G,  WIENS B I;  US5264299-A   INT FUEL CELLS CORP (ITFU)   KRASIJ M,  WATSON P R;  US6309772-B1   DEGUSSA-HUELS AG (DEGS)   ZUBER R,  FEHL K,  STARZ K,  STENKE U;  WO1998003325-A1   ;  WO2000010216-A1   ;  WO2000074160-A1   ;  WO2000074161-A1