US2006012135-A1 -- US2429955-A   ;  US2873304-A   ;  US2980749-A   ;  US3480421-A   ;  US4156533-A   MINNESOTA MINING CO (MINN)   CLOSE J R,  PIHLSTROM L W;  US4286010-A   ESSEX GROUP INC (ESSE)   STALEY R W,  ROBERTS J W;  US4374892-A   ESSEX GROUP INC (ESSE)   ROBERTS J W;  US4761349-A   UNIV CHICAGO (UYCG)   MCPHEETERS C C,  MRAZEK F C;  US4997726-A   SANYO ELECTRIC CO (SAOL)   AKIYAMA Y,  ISHIDA N,  MURAKAMI S,  SAITO T;  US5238754-A   SANYO ELECTRIC CO (SAOL)   YASUO T,  AKIYAMA Y,  ISHIDA N,  MURAKAMI S,  SAITOH T;  US5258240-A   WESTINGHOUSE ELECTRIC CORP (WESE)   DRAPER R,  DI CROCE A M;  US5298342-A   M-C POWER CORP (MCPO-Non-standard)   BACHTA R P,  LAURENS R M,  BENJAMIN T G;  US5453331-A   UNIV CHICAGO (UYCG)   LEY K L,  BLOOM I D;  US5460897-A   ALLIED-SIGNAL INC (ALLC)   GIBSON R,  MACKNIGHT A;  US5532071-A   SIEMENS AG (SIEI)   PAL U,  LANDES H,  GREINER H;  US5725218-A   UNIV CHICAGO (UYCG)   BALACHANDRAN U,  DUSEK J T,  MAIYA P S,  PICCIOLO J J,  EMERSON J E;  US5789094-A   KANSAI DENRYOKU KK (KANT);  MITSUBISHI ELECTRIC CORP (MITQ)   KUSUNOKI H,  OTSUKI S,  KIKUOKA Y,  OKADA T,  MATSUMURA M,  SHINOKI T,  MUKAI M,  YAGI T;  US6017647-A   DOW CHEM CO (DOWC)   WALLIN S A;  US6060189-A   UCAR CARBON TECHNOLOGY CORP (UNIC)   MERCURI R A,  GOUGH J J;  US6106967-A   GAS RES INST (GASR-Non-standard)   VIRKAR A V,  KIM J,  FUNG K;  US6159628-A   INT FUEL CELLS LLC (ITFU)   KRASIJ M,  MOSKEY E A;  US6165632-A   SIEMENS AG (SIEI)   BLUM L,  FLECK R,  JANSING T;  US20020089126-A1   ;  US6232088-B1   PHAIRSON MEDICAL INC (PHAI-Non-standard)   FRANKLIN R L,  ST PIERRE Y;  US6261711-B1   PLUG POWER INC (PLUG-Non-standard)   MATLOCK R R,  BUESING D G;  US6265095-B1   SOFCO (SOFC-Non-standard)   HARTVIGSEN J J,  ELANGOVAN S,  KHANDKAR A C;  US6271158-B1   ALLIED-SIGNAL INC (ALLC)   XUE L A,  PIASCIK J,  YAMANIS J,  LEAR G,  POWERS J,  DALFONZO D;  US6291092-B1   CORNING INC (CORG)   KOHLI J T,  MORENA R;  US6326096-B1   GAS RES INST (GASR-Non-standard)   VIRKAR A V,  ENGLAND D M,  MEHTA K,  KIM J,  FUNG K;  US6565099-B1   SGL TECHNIK GMBH (SIGE)   OETTINGER O,  MEDERLE O;  US6656625-B1   ALSTOM UK LTD (ALSM)   THOMPSON C,  WOOD A,  PYKE S;  US6684948-B1   SAVAGE M T (SAVA-Individual)   SAVAGE M T;  US6821667-B2   DELPHI TECHNOLOGIES INC (DELP)   ENGLAND D M,  KELLY S M,  MUKERJEE S;  US6828263-B2   HALDOR TOPSOE AS (TOPS)   LARSEN J G,  LARSEN P H,  BAGGER C;  US7226687-B2   MEACHAM G B K (MEAC-Individual)   MEACHAM G B K;  US7252902-B2   FORSCHUNGSZENTRUM JUELICH GMBH (KERJ)   BRAM M,  RECKERS S,  BUCHKREMER H P,  STEINBRECH R,  STOEVER D;  US7258942-B2   CHOU Y (CHOU-Individual);  STEVENSON J W (STEV-Individual)   CHOU Y,  STEVENSON J W;  US34213-E   HSU M S (HSUM-Individual)   HSU M S;  US7832737-B2 -- BE1006102-A6   CIE ROYALE ASTURIENNE MINES SA (ROYA-Non-standard)   JACQUES A;  DE4325224-A1   GOETZE AG (GOET);  FLEXITALLIC GMBH DICHTUNGSFABRIK (FLEX-Non-standard)   CIEROCKI K,  HAASE U,  MAJEWSKI K;  DE19542808-A1   ;  DE19608727-C1   ;  DE19640805-C1   SIEMENS AG (SIEI)   JANSING T,  FLECK R,  ASSMANN H;  GB1496407-A   ;  GB2284867-A   T & N TECHNOLOGY LTD (TURR)   ATKINSON A W,  WALSH M J;  GB2312479-A   ;  JP02189865-A   ;  JP54023593-A   ;  US2429955-A   ;  US2873304-A   ;  US2980749-A   ;  US3480421-A   ;  US4156533-A   MINNESOTA MINING CO (MINN)   CLOSE J R,  PIHLSTROM L W;  US4286010-A   ESSEX GROUP INC (ESSE)   STALEY R W,  ROBERTS J W;  US4374892-A   ESSEX GROUP INC (ESSE)   ROBERTS J W;  US4761349-A   UNIV CHICAGO (UYCG)   MCPHEETERS C C,  MRAZEK F C;  US4997726-A   SANYO ELECTRIC CO (SAOL)   AKIYAMA Y,  ISHIDA N,  MURAKAMI S,  SAITO T;  US5238754-A   SANYO ELECTRIC CO (SAOL)   YASUO T,  AKIYAMA Y,  ISHIDA N,  MURAKAMI S,  SAITOH T;  US5258240-A   WESTINGHOUSE ELECTRIC CORP (WESE)   DRAPER R,  DI CROCE A M;  US5298342-A   M-C POWER CORP (MCPO-Non-standard)   BACHTA R P,  LAURENS R M,  BENJAMIN T G;  US5453331-A   UNIV CHICAGO (UYCG)   LEY K L,  BLOOM I D;  US5460897-A   ALLIED-SIGNAL INC (ALLC)   GIBSON R,  MACKNIGHT A;  US5532071-A   SIEMENS AG (SIEI)   PAL U,  LANDES H,  GREINER H;  US5725218-A   UNIV CHICAGO (UYCG)   BALACHANDRAN U,  DUSEK J T,  MAIYA P S,  PICCIOLO J J,  EMERSON J E;  US5789094-A   KANSAI DENRYOKU KK (KANT);  MITSUBISHI ELECTRIC CORP (MITQ)   KUSUNOKI H,  OTSUKI S,  KIKUOKA Y,  OKADA T,  MATSUMURA M,  SHINOKI T,  MUKAI M,  YAGI T;  US6017647-A   DOW CHEM CO (DOWC)   WALLIN S A;  US6060189-A   UCAR CARBON TECHNOLOGY CORP (UNIC)   MERCURI R A,  GOUGH J J;  US6106967-A   GAS RES INST (GASR-Non-standard)   VIRKAR A V,  KIM J,  FUNG K;  US6159628-A   INT FUEL CELLS LLC (ITFU)   KRASIJ M,  MOSKEY E A;  US6165632-A   SIEMENS AG (SIEI)   BLUM L,  FLECK R,  JANSING T;  US20020089126-A1   ;  US6232008-B1   BALLARD POWER SYSTEMS INC (BLRD)   BARTON R H,  GIBB P R,  RONNE J A,  VOSS H H;  US6261711-B1   PLUG POWER INC (PLUG-Non-standard)   MATLOCK R R,  BUESING D G;  US6265095-B1   SOFCO (SOFC-Non-standard)   HARTVIGSEN J J,  ELANGOVAN S,  KHANDKAR A C;  US6271158-B1   ALLIED-SIGNAL INC (ALLC)   XUE L A,  PIASCIK J,  YAMANIS J,  LEAR G,  POWERS J,  DALFONZO D;  US6291092-B1   CORNING INC (CORG)   KOHLI J T,  MORENA R;  US6326096-B1   GAS RES INST (GASR-Non-standard)   VIRKAR A V,  ENGLAND D M,  MEHTA K,  KIM J,  FUNG K;  US6565099-B1   SGL TECHNIK GMBH (SIGE)   OETTINGER O,  MEDERLE O;  US6656625-B1   ALSTOM UK LTD (ALSM)   THOMPSON C,  WOOD A,  PYKE S;  US6684948-B1   SAVAGE M T (SAVA-Individual)   SAVAGE M T;  US6821667-B2   DELPHI TECHNOLOGIES INC (DELP)   ENGLAND D M,  KELLY S M,  MUKERJEE S;  US6828263-B2   HALDOR TOPSOE AS (TOPS)   LARSEN J G,  LARSEN P H,  BAGGER C;  US7226687-B2   MEACHAM G B K (MEAC-Individual)   MEACHAM G B K;  US7252902-B2   FORSCHUNGSZENTRUM JUELICH GMBH (KERJ)   BRAM M,  RECKERS S,  BUCHKREMER H P,  STEINBRECH R,  STOEVER D;  US7258942-B2   CHOU Y (CHOU-Individual);  STEVENSON J W (STEV-Individual)   CHOU Y,  STEVENSON J W;  US34213-E   HSU M S (HSUM-Individual)   HSU M S