US2008182150-A1 -- US5330860-A   DU PONT DE NEMOURS & CO E I (DUPO)   GROT W G,  BANERJEE S;  US20020064593-A1   ;  US20020071980-A1   ;  US20020192383-A1   ;  US20020192548-A1   ;  US20040209138-A1   ;  US20060040045-A1   ;  US20090053583-A1   ;  US6524736-B1   GENERAL MOTORS CORP (GENK)   SOMPALLI B,  GASTEIGER H,  MATHIAS M F,  SCOZZAFAVA M;  US6713424-B2   BALLARD POWER SYSTEMS INC (BLRD)   STUMPER J,  GORDON J R,  HAAS H R,  FONG K K;  US6716551-B2   BALLARD POWER SYSTEMS INC (BLRD)   PEINECKE V,  VON DER OSTEN-FABECK J,  GORDON J R,  HAAS H R;  US6844286-B2   UMICORE&CO AG KG (UMIC)   KOEHLER J,  BAENISCH V;  US6977234-B2   MATSUSHITA ELECTRIC IND CO LTD (MATU)   KOSAKO S,  HOSAKA M,  UCHIDA M;  US6998149-B2   OMG & CO AG KG (OMGO-Non-standard)   KOEHLER J,  WITTPAHL S,  STARZ K,  DIEHL M;  US8586265-B2 -- EP1489677-A2   BALLARD POWER SYSTEMS INC (BLRD)   YE S,  BEATTIE P,  WILKE T E,  HODGSON S R,  BAI K,  LAURITZEN M V;  JP07176317-A   ;  JP2001038157-A   TORAY IND INC (TORA);  ZH SEKIYU SANGYO KASSEIKA CENTER (SEKY)   UETE T,  FUSAOKA Y;  JP2002063909-A   MATSUSHITA ELECTRIC IND CO LTD (MATU)   UCHIDA M,  SUGAWARA Y,  YASUMOTO E,  YOSHIDA A,  MORITA J,  YAMAMOTO M,  KOSAKO S,  SAKAI O,  HORI Y;  JP2004241362-A   TOYOTA JIDOSHA KK (TOYT)   YODOSHI N;  US5330860-A   DU PONT DE NEMOURS & CO E I (DUPO)   GROT W G,  BANERJEE S;  US20020064593-A1   ;  US20020071980-A1   ;  US20020192383-A1   ;  US20020192548-A1   ;  US20040209138-A1   ;  US20060040045-A1   ;  US20090053583-A1   ;  US6524736-B1   GENERAL MOTORS CORP (GENK)   SOMPALLI B,  GASTEIGER H,  MATHIAS M F,  SCOZZAFAVA M;  US6713424-B2   BALLARD POWER SYSTEMS INC (BLRD)   STUMPER J,  GORDON J R,  HAAS H R,  FONG K K;  US6716551-B2   BALLARD POWER SYSTEMS INC (BLRD)   PEINECKE V,  VON DER OSTEN-FABECK J,  GORDON J R,  HAAS H R;  US6844286-B2   UMICORE&CO AG KG (UMIC)   KOEHLER J,  BAENISCH V;  US6977234-B2   MATSUSHITA ELECTRIC IND CO LTD (MATU)   KOSAKO S,  HOSAKA M,  UCHIDA M;  US6998149-B2   OMG & CO AG KG (OMGO-Non-standard)   KOEHLER J,  WITTPAHL S,  STARZ K,  DIEHL M;  WO2002089237-A3