US2005026523-A1 -- US3238068-A   ;  US4175055-A   UNITED TECHNOLOGIES CORP (UNAC)   GOLLER G J,  PETRAGLIA V J,  SALONIA J R;  US4405544-A   DIAMOND SHAMROCK CORP (DIAS)   SOLOMON F;  US4468362-A   DIAMOND SHAMROCK CORP (DIAS)   SOLOMON F;  US4536272-A   ELECTROCHEM ENERGIECONVERSIE (ELEC-Non-standard)   BLANCHART A P O,  ADRIAENSEN L C;  US4659528-A   DOW CHEM CO (DOWC)   PLOWMAN K R,  GOLDSMITH C E;  US5350643-A   HITACHI LTD (HITA)   IMAHASHI J,  HORIBA T,  MURANAKA T;  US5626905-A   RHONE POULENC CHIM (RHON)   BACHOT J,  KUNTZBURGER F;  US5840438-A   BALLARD POWER SYSTEMS INC (BLRD)   JOHNSON M C,  WILKINSON D P,  ASMAN C P,  BOS M L,  POTTER R J;  US5935643-A   KOREA INST ENERGY RES (KOER)   RAKU H S,  DON R S,  CHAN S K,  BYUN R L;  US5952119-A   UNIV CALIFORNIA (REGC)   WILSON M S;  US5998058-A   INT FUEL CELLS CORP (ITFU)   FREDLEY R R;  US6127059-A   JAPAN GORE TEX INC (NIGO)   HIROSHI K;  US20020142205-A1   ;  US20050084742-A1   ;  US6194094-B1   MATSUSHITA ELECTRIC IND CO LTD (MATU)   SUGAWARA Y,  UCHIDA M,  OHARA H,  FUKUOKA Y,  EDA N;  US6280870-B1   PLUG POWER INC (PLUG-Non-standard)   EISMAN G A,  MAYNARD W B,  FARKASH R H,  CARLSTROM C M;  US6280872-B1   TOYOTA JIDOSHA KK (TOYT)   OZAKI T,  KAWAHARA T;  US6303245-B1   PLUG POWER INC (PLUG-Non-standard)   NELSON M H;  US6350539-B1   GENERAL MOTORS CORP (GENK)   WOOD D L,  GROT S A,  FLY G;  US6365293-B1   SANYO ELECTRIC CO LTD (SAOL)   ISONO T,  MIYAKE Y,  HAMADA A,  KANEKO M,  NAKATO K;  US6368476-B1   DE NORA SPA (ORON)   DEMARINIS M,  DE CASTRO E S,  ALLEN R J,  SHAIKH K;  US6413664-B1   BALLARD POWER SYSTEMS INC (BLRD)   WILKINSON D P,  VANDERLEEDEN O,  DUDLEY J T;  US6444347-B1   MESSIER BUGATTI SA (MESS)   OUVRY L,  NICOLAUS N,  PARMENTIER P;  WO2005018028-A1 -- EP126511-A   ELECTROCHEM ENERGIECONVERSIE (ELEC-Non-standard)   BLANCHART A P O,  ADRIAENSEN L C;  EP292431-A   ELTECH SYSTEMS CORP (ELTE)   SOLOMON F,  GENODMAN Y,  IRIZARRY J;  EP1239528-A2   DEUT ZENT LUFT & RAUMFAHRT EV (DELF)   KAZ T,  WAGNER N;  FR2413796-A   ELECTROCHEM ENERGIECONVERSIE (ELEC-Non-standard)   BLANCHART A P O,  VANBOGAERT G J L,  DEBRANDT C W M;  US3238068-A   ;  US4175055-A   UNITED TECHNOLOGIES CORP (UNAC)   GOLLER G J,  PETRAGLIA V J,  SALONIA J R;  US4405544-A   DIAMOND SHAMROCK CORP (DIAS)   SOLOMON F;  US4468362-A   DIAMOND SHAMROCK CORP (DIAS)   SOLOMON F;  US4659528-A   DOW CHEM CO (DOWC)   PLOWMAN K R,  GOLDSMITH C E;  US5935643-A   KOREA INST ENERGY RES (KOER)   RAKU H S,  DON R S,  CHAN S K,  BYUN R L;  US6967039-B2 -- EP126511-A   ELECTROCHEM ENERGIECONVERSIE (ELEC-Non-standard)   BLANCHART A P O,  ADRIAENSEN L C;  EP292431-A   ELTECH SYSTEMS CORP (ELTE)   SOLOMON F,  GENODMAN Y,  IRIZARRY J;  EP846347-A2   BALLARD POWER SYSTEMS INC (BLRD)   JOHNSON M C,  WILKINSON D P,  ASMAN C P,  BOS M L,  POTTER R J;  EP1239528-A2   DEUT ZENT LUFT & RAUMFAHRT EV (DELF)   KAZ T,  WAGNER N;  FR2413796-A   ELECTROCHEM ENERGIECONVERSIE (ELEC-Non-standard)   BLANCHART A P O,  VANBOGAERT G J L,  DEBRANDT C W M;  GB2012100-A   ELECTROCHEM ENERGIECONVERSIE (ELEC-Non-standard)   BLANCHART A P O,  VANBOGAERT G J L,  DEBRANDT C W M;  JP62226583-A   ;  US3238068-A   ;  US4175055-A   UNITED TECHNOLOGIES CORP (UNAC)   GOLLER G J,  PETRAGLIA V J,  SALONIA J R;  US4405544-A   DIAMOND SHAMROCK CORP (DIAS)   SOLOMON F;  US4468362-A   DIAMOND SHAMROCK CORP (DIAS)   SOLOMON F;  US4536272-A   ELECTROCHEM ENERGIECONVERSIE (ELEC-Non-standard)   BLANCHART A P O,  ADRIAENSEN L C;  US4659528-A   DOW CHEM CO (DOWC)   PLOWMAN K R,  GOLDSMITH C E;  US5350643-A   HITACHI LTD (HITA)   IMAHASHI J,  HORIBA T,  MURANAKA T;  US5626905-A   RHONE POULENC CHIM (RHON)   BACHOT J,  KUNTZBURGER F;  US5840438-A   BALLARD POWER SYSTEMS INC (BLRD)   JOHNSON M C,  WILKINSON D P,  ASMAN C P,  BOS M L,  POTTER R J;  US5935643-A   KOREA INST ENERGY RES (KOER)   RAKU H S,  DON R S,  CHAN S K,  BYUN R L;  US5952119-A   UNIV CALIFORNIA (REGC)   WILSON M S;  US5998058-A   INT FUEL CELLS CORP (ITFU)   FREDLEY R R;  US6127059-A   JAPAN GORE TEX INC (NIGO)   HIROSHI K;  US20020142205-A1   ;  US20050084742-A1   ;  US6194094-B1   MATSUSHITA ELECTRIC IND CO LTD (MATU)   SUGAWARA Y,  UCHIDA M,  OHARA H,  FUKUOKA Y,  EDA N;  US6280870-B1   PLUG POWER INC (PLUG-Non-standard)   EISMAN G A,  MAYNARD W B,  FARKASH R H,  CARLSTROM C M;  US6280872-B1   TOYOTA JIDOSHA KK (TOYT)   OZAKI T,  KAWAHARA T;  US6303245-B1   PLUG POWER INC (PLUG-Non-standard)   NELSON M H;  US6350539-B1   GENERAL MOTORS CORP (GENK)   WOOD D L,  GROT S A,  FLY G;  US6365293-B1   SANYO ELECTRIC CO LTD (SAOL)   ISONO T,  MIYAKE Y,  HAMADA A,  KANEKO M,  NAKATO K;  US6368476-B1   DE NORA SPA (ORON)   DEMARINIS M,  DE CASTRO E S,  ALLEN R J,  SHAIKH K;  US6413664-B1   BALLARD POWER SYSTEMS INC (BLRD)   WILKINSON D P,  VANDERLEEDEN O,  DUDLEY J T;  US6444347-B1   MESSIER BUGATTI SA (MESS)   OUVRY L,  NICOLAUS N,  PARMENTIER P;  DE112004001386-B4 -- DE10048182-A1   GENERAL MOTORS CORP (GENK)   WOOD D L,  GROT S A,  FLY G;  EP292431-A   ELTECH SYSTEMS CORP (ELTE)   SOLOMON F,  GENODMAN Y,  IRIZARRY J;  EP1239528-A2   DEUT ZENT LUFT & RAUMFAHRT EV (DELF)   KAZ T,  WAGNER N;  EP569062-B1   GENERAL MOTORS CORP (GENK)   SWATHIRAJAN S,  MIKHAIL Y M;  JP63224153-A   TANAKA KIKINZOKU KOGYO KK (TANI)   FURUYA C,  MOTOO S;  US4659528-A   DOW CHEM CO (DOWC)   PLOWMAN K R,  GOLDSMITH C E;  US20020015879-A1   ;  US20030134179-A1