US2005026012-A1 -- US5350643-A   HITACHI LTD (HITA)   IMAHASHI J,  HORIBA T,  MURANAKA T;  US5840438-A   BALLARD POWER SYSTEMS INC (BLRD)   JOHNSON M C,  WILKINSON D P,  ASMAN C P,  BOS M L,  POTTER R J;  US5922485-A   FUJI ELECTRIC CO LTD (FJIE)   ENAMI Y;  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;  US20020041992-A1   ;  US20020051901-A1   ;  US20020110714-A1   ;  US20020142205-A1   ;  US20030091891-A1   ;  US20030134178-A1   ;  US20030134179-A1   ;  US20030157397-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;  US6368476-B1   DE NORA SPA (ORON)   DEMARINIS M,  DE CASTRO E S,  ALLEN R J,  SHAIKH K;  US6379827-B1   UTC FUEL CELLS LLC (UNAC)   CIPOLLINI N E;  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;  US6566002-B2   YOSHIMOTO Y (YOSH-Individual);  KARAKANE M (KARA-Individual);  HAMADA A (HAMA-Individual)   YOSHIMOTO Y,  KARAKANE M,  HAMADA A;  WO2005018029-A1 -- EP928036-A1   DE NORA SPA (ORON)   DEMARINIS M,  DE CASTRO E S,  ALLEN R J,  SHAIKH K;  EP1150370-A2   DMC2 DEGUSSA METALS CATALYSTS CERDEC AG (DEGS)   ZUBER R,  BAYER A,  FEHL K,  BAENISCH V,  LEHMANN T;  EP1176654-A2   TOYOTA JIDOSHA KK (TOYT)   KAWAHARA T,  KINOSHITA K,  KINO Y,  OZAKI T;  US20030134179-A1   ;  WO1997013287-A2   ;  WO2000014816-A2   ;  DE112004001385-B4 -- DE10048182-A1   GENERAL MOTORS CORP (GENK)   WOOD D L,  GROT S A,  FLY G;  DE19840517-A1   MANHATTAN SCIENTIFICS INC (MANH-Non-standard)   ROSENMAYER V;  EP928036-A1   DE NORA SPA (ORON)   DEMARINIS M,  DE CASTRO E S,  ALLEN R J,  SHAIKH K;  EP1150370-A2   DMC2 DEGUSSA METALS CATALYSTS CERDEC AG (DEGS)   ZUBER R,  BAYER A,  FEHL K,  BAENISCH V,  LEHMANN T;  EP1176654-A2   TOYOTA JIDOSHA KK (TOYT)   KAWAHARA T,  KINOSHITA K,  KINO Y,  OZAKI T;  EP569062-B1   GENERAL MOTORS CORP (GENK)   SWATHIRAJAN S,  MIKHAIL Y M;  JP62207894-A   ;  US20020015879-A1   ;  US20030091891-A1   ;  US20030134179-A1   ;  US6399202-B1   CABOT CORP (CABO)   KOSBACH L,  YU Y;  WO2003058743-A2   DU PONT DE NEMOURS & CO E I (DUPO)   BARTON K,  BANERJEE S;  CN1830109-B -- US20030091891-A1   ;  WO2003058743-A2   DU PONT DE NEMOURS & CO E I (DUPO)   BARTON K,  BANERJEE S