DE10029468-A1 -- DE19646486-A1   ;  DE19804286-A1   DAIMLERCHRYSLER AG (DAIM)   POSCHMANN T,  WIELAND S;  DE19817534-A1   MANNESMANN AG (MANS)   NOWAK W,  BRACKER G;  DE19907796-A1   ;  DE19734634-C1   FORSCHUNGSZENTRUM JUELICH GMBH (KERJ)   DIVISEK J,  DOHLE H,  PEINECKE V,  OETJEN H,  BUSENBENDER I,  SCHMITZ H;  DE19738573-C1   ;  DE19827879-C1   DBB FUEL CELL ENGINES GMBH (DBBF-Non-standard)   WIELAND S;  DE19920517-C1   ;  DE3537527-C2   VICKERS SHIPBUILDING & ENG (VICS)   WRIGHT B J,  SEYMOUR C M,  ADAMS V W,  CATCHPOLE J P;  DE4423587-C2   ;  DE69017871-E   PETRO ENERGY CENT (PETR-Non-standard);  SEKIYU SANGYO KASSEI (SEKI-Non-standard);  SHOWA SHELL SEIKIYU KK (SHEL)   YAMASE O,  YOSHIZAWA S,  MIURA T;  JP05082149-A   ;  JP62162601-A   ;  US6475655-B1 -- DE3537527-A   VICKERS SHIPBUILDING & ENG (VICS)   WRIGHT B J,  SEYMOUR C M,  ADAMS V W,  CATCHPOLE J P;  DE4423587-A1   ;  DE19646486-A1   ;  DE19804286-A1   DAIMLERCHRYSLER AG (DAIM)   POSCHMANN T,  WIELAND S;  DE19817534-A1   MANNESMANN AG (MANS)   NOWAK W,  BRACKER G;  DE19907796-A1   ;  DE19734634-C1   FORSCHUNGSZENTRUM JUELICH GMBH (KERJ)   DIVISEK J,  DOHLE H,  PEINECKE V,  OETJEN H,  BUSENBENDER I,  SCHMITZ H;  DE19738513-C1   DBB FUEL CELL ENGINES GMBH (DBBF-Non-standard)   POSCHMANN T;  DE19827879-C1   DBB FUEL CELL ENGINES GMBH (DBBF-Non-standard)   WIELAND S;  DE19920517-C1   ;  DE69017871-E   PETRO ENERGY CENT (PETR-Non-standard);  SEKIYU SANGYO KASSEI (SEKI-Non-standard);  SHOWA SHELL SEIKIYU KK (SHEL)   YAMASE O,  YOSHIZAWA S,  MIURA T;  JP05082149-A   ;  JP08293312-A   ;  JP62162601-A   ;  US4200062-A   DUCKWORTH C E (DUCK-Individual)   DUCKWORTH C E;  US4654047-A   AIR PROD & CHEM INC (AIRP)   HOPKINS J A,  DIMARTINO S P,  NICHOLAS D M;  US4810485-A   INST GAS TECHNOLOGY (IGTE)   MARIANOWSK L G,  FLEMING D K;  US4927857-A   ENGELHARD MINERALS CORP (ENGH);  US4997727-A   ASEA BROWN BOVERI A (ALLM)   BOSSEL U;  US5252410-A   BALLARD POWER SYSTEMS INC (BLRD)   WILKINSON D P,  VOSS H H,  PRATER K B;  US5678410-A   TOYOTA CHUO KENKYUSHO KK (TOYW);  TOYOTA JIDOSHA KK (TOYT)   MITSUI H,  AOKI H,  KUBO H,  MIURA M,  FUJITA N;  US6099983-A   TOSHIBA KK (TOKE)   NAKAGAKI T,  OGAWA T,  HORI M,  HAYASHI T,  NISHIDA T;  US6117579-A   MATSUSHITA ELECTRIC IND CO LTD (MATU)   GYOTEN H,  GAMOU T,  HATOH K,  YASUMOTO E;  US6120923-A   INT FUEL CELLS LLC (ITFU)   VAN DINE L L,  BONVILLE L J;  US6221117-B1   NORTHWEST POWER SYSTEMS LLC (BLRD)   EDLUND D J,  PLEDGER W A;  US6232006-B1   INT FUEL CELLS LLC (ITFU)   BREAULT R D;  JP3655507-B2 -- JP04262370-A   ;  JP06065774-A   ;  JP57080677-A   ENGELHARD MINERALS CORP (ENGH)   EARLY J,  KAUFMAN A,  STAWSKY A;  JP57111963-A   SIEMENS AG (SIEI);  INGENIEURKONTOR LUBECK (INGE-Non-standard)   GUTBIER H,  LIMBERG E,  STRASSER K,  JENSEN V