US2004076861-A1 -- US1416938-A   ;  US3450500-A   ;  US4225320-A   GELL H A (GELL-Individual)   GELL H A;  US4354822-A   DANFOSS A/S (DANA);  US4493878-A   HITACHI LTD (HITA)   HORIBA T,  IWAMOTO K,  KAWANA H,  FUJITA K,  TAMURA K;  US4499864-A   CONOCO INC (CONO)   LOVERCHECK D R,  CURRAN G P;  US4866250-A   LACREX BREVETTI SA (LACR-Non-standard);  PASBRIG M (PASB-Individual)   PASBRIG M;  US5432023-A   TOSHIBA KK (TOKE)   YAMADA S,  KANDA M,  YAMAMOTO M,  SUZUKI N,  KANAZAWA R,  MOTOMIYA A,  KONDO T,  UCHIDA T,  HASHIMOTO K,  NIKI H,  SASAKI K,  TSURUTA S;  US5504471-A   HEWLETT-PACKARD CO (HEWP)   LUND M D;  US5644342-A   HEWLETT-PACKARD CO (HEWP)   ARGYRES D;  US5673939-A   BABCOCK & WILCOX CO (BABW)   BEES W J,  MASCOLINO J J,  KLINGENSMITH R D;  US5789093-A   TEXAS INSTR INC (TEXI)   MALHI S;  US5795668-A   DU PONT DE NEMOURS & CO E I (DUPO)   BANERJEE S;  US5797269-A   SANYO ELECTRIC CO LTD (SAOL)   NISHIMURA K,  SATO K,  FUJITANI S,  YONEZU I,  NISHIO K;  US5804329-A   AMENDOLA S (AMEN-Individual)   AMENDOLA S;  US5812156-A   HEWLETT-PACKARD CO (HEWP)   BULLOCK M L,  CHILDERS W D;  US5939033-A   JOHNSON & JOHNSON MEDICAL INC (JOHJ)   CHEN X,  HAHS M,  KENDALL R J,  LIN S,  SPENCER R M,  WILLIAMS H R,  JACOBS P T;  US5962155-A   MATSUSHITA ELECTRIC IND CO LTD (MATU)   KURANAKA S,  GAMOU T,  MORITA Y,  HATOH K;  US5976725-A   MATSUSHITA ELECTRIC IND CO LTD (MATU)   GAMO T,  KURANAKA S,  MORITA Y,  SUZUKI J,  HAMANISHI M,  NAGAI S,  HATOH K,  YASUMOTO E;  US6007186-A   HEWLETT-PACKARD CO (HEWP)   ERNI E R;  US6015209-A   HEWLETT-PACKARD CO (HEWP)   CHILDERS W D,  BULLOCK M L,  PAWLOWSKI N E,  THIELMAN J L;  US6039430-A   HEWLETT-PACKARD CO (HEWP)   BULLOCK M L,  CHILDERS W D,  HELTERLINE B L;  US6054228-A   LYNNTECH INC (LYNN-Non-standard)   CISAR A J,  WENG D,  MURPHY O J;  US6089687-A   HEWLETT-PACKARD CO (HEWP)   HELTERLINE B L;  US6113208-A   HEWLETT-PACKARD CO (HEWP)   BENJAMIN T,  CHILDERS W D,  AXTELL J P,  BULLOCK M L;  US6129861-A   FORSCHUNGSZENTRUM JUELICH GMBH (KERJ)   MEUSINGER J,  DE HAART L G J,  STIMMING U;  US20010052433-A1   ;  US20020127447-A1   ;  US20030008186-A1   ;  US20030022041-A1   ;  US20030022042-A1   ;  US20030082426-A1   ;  US20030082427-A1   ;  US20030124408-A1   ;  US20030129464-A1   ;  US20030136453-A1   ;  US20030138679-A1   ;  US20040009121-A1   ;  US6198250-B1   PROCTER & GAMBLE CO (PROC)   GARTSTEIN V,  NEBRIGIC D D;  US6268077-B1   MOTOROLA INC (MOTI)   KELLEY R J,  PRATT S D,  LANDRETH B D,  PENNISI R W,  MUTHUSWAMY S,  URBISH G F;  US6294276-B1   TOYOTA JIDOSHA KK (TOYT)   OGINO S;  US6530233-B1   TOYOTA JIDOSHA KK (TOYT)   NAKAMURA K,  MINOHARA T;  US6534033-B1   MILLENNIUM CELL LLC (MILL-Non-standard)   AMENDOLA S C,  BINDER M,  SHARP-GOLDMAN S L,  KELLY M T,  PETILLO P J;  US6724194-B1   BALLARD POWER SYSTEMS INC (BLRD)   BARTON R H;  US6713201-B2   HEWLETT-PACKARD CO (HEWP)   BULLOCK M L,  CHILDERS W D;  WO2004036676-A2 -- DE2728109-A   CIE FR RAFFINAGE SA (COFR);  INST NAT RECH CHIM APPLIQUEE (INSE);  EP1249427-A1   SNPE (POUE)   GAUTHIER C,  PERUT C,  ROLLER D;  EP1396472-A2   HEWLETT-PACKARD DEV CO LP (HEWP)   ORD J S,  LONGUST T A,  ROMAN J,  SHIBATA A;  GB1568374-A   ;  WO2004001883-A2   ARTHUR A R (ARTH-Individual);  PRASAD R (PRAS-Individual);  DEVOS J A (DEVO-Individual);  HARDING P (HARD-Individual)   ARTHUR A R,  PRASAD R,  DEVOS J A,  HARDING P;  EP1556918-B1 -- DE2728109-A   CIE FR RAFFINAGE SA (COFR);  INST NAT RECH CHIM APPLIQUEE (INSE);  EP1249427-A1   SNPE (POUE)   GAUTHIER C,  PERUT C,  ROLLER D;  EP1396472-A2   HEWLETT-PACKARD DEV CO LP (HEWP)   ORD J S,  LONGUST T A,  ROMAN J,  SHIBATA A;  GB1568374-A   ;  WO2004001883-A2   ARTHUR A R (ARTH-Individual);  PRASAD R (PRAS-Individual);  DEVOS J A (DEVO-Individual);  HARDING P (HARD-Individual)   ARTHUR A R,  PRASAD R,  DEVOS J A,  HARDING P;  US7731491-B2 -- DE2728109-A   CIE FR RAFFINAGE SA (COFR);  INST NAT RECH CHIM APPLIQUEE (INSE);  EP940260-A1   HEWLETT-PACKARD CO (HEWP)   CHILDERS W D,  BULLOCK M L,  GASVODA E L,  PAWLOWSKI N E,  TALPOS O A;  EP1249427-A1   SNPE (POUE)   GAUTHIER C,  PERUT C,  ROLLER D;  EP1253522-A1   ;  EP1306918-A2   HEWLETT-PACKARD CO (HEWP)   BULLOCK M L,  CHILDERS W D;  EP1353393-A2   HEWLETT-PACKARD CO (HEWP)   GORE M P;  EP1396472-A2   HEWLETT-PACKARD DEV CO LP (HEWP)   ORD J S,  LONGUST T A,  ROMAN J,  SHIBATA A;  GB1568374-A   ;  GB2283235-A   ;  JP09213359-A   ;  JP10321248-A   MATSUSHITA ELECTRIC WORKS LTD (MATW)   YAMAGA N,  ADACHI J,  SHINAGAWA M;  JP2001185184-A   ;  JP2001295996-A   TOYOTA JIDOSHA KK (TOYT)   ARAKI Y;  JP2001313047-A   ;  US1416938-A   ;  US3450500-A   ;  US4193978-A   CIE FR RAFFINAGE SA (COFR);  INST NAT RECH CHIM APPLIQUEE (INSE);  US4225320-A   GELL H A (GELL-Individual)   GELL H A;  US4354822-A   DANFOSS A/S (DANA);  US4493878-A   HITACHI LTD (HITA)   HORIBA T,  IWAMOTO K,  KAWANA H,  FUJITA K,  TAMURA K;  US4499864-A   CONOCO INC (CONO)   LOVERCHECK D R,  CURRAN G P;  US4866250-A   LACREX BREVETTI SA (LACR-Non-standard);  PASBRIG M (PASB-Individual)   PASBRIG M;  US5432023-A   TOSHIBA KK (TOKE)   YAMADA S,  KANDA M,  YAMAMOTO M,  SUZUKI N,  KANAZAWA R,  MOTOMIYA A,  KONDO T,  UCHIDA T,  HASHIMOTO K,  NIKI H,  SASAKI K,  TSURUTA S;  US5504471-A   HEWLETT-PACKARD CO (HEWP)   LUND M D;  US5644342-A   HEWLETT-PACKARD CO (HEWP)   ARGYRES D;  US5673939-A   BABCOCK & WILCOX CO (BABW)   BEES W J,  MASCOLINO J J,  KLINGENSMITH R D;  US5789093-A   TEXAS INSTR INC (TEXI)   MALHI S;  US5795668-A   DU PONT DE NEMOURS & CO E I (DUPO)   BANERJEE S;  US5797269-A   SANYO ELECTRIC CO LTD (SAOL)   NISHIMURA K,  SATO K,  FUJITANI S,  YONEZU I,  NISHIO K;  US5804329-A   AMENDOLA S (AMEN-Individual)   AMENDOLA S;  US5812156-A   HEWLETT-PACKARD CO (HEWP)   BULLOCK M L,  CHILDERS W D;  US5939033-A   JOHNSON & JOHNSON MEDICAL INC (JOHJ)   CHEN X,  HAHS M,  KENDALL R J,  LIN S,  SPENCER R M,  WILLIAMS H R,  JACOBS P T;  US5962155-A   MATSUSHITA ELECTRIC IND CO LTD (MATU)   KURANAKA S,  GAMOU T,  MORITA Y,  HATOH K;  US5976725-A   MATSUSHITA ELECTRIC IND CO LTD (MATU)   GAMO T,  KURANAKA S,  MORITA Y,  SUZUKI J,  HAMANISHI M,  NAGAI S,  HATOH K,  YASUMOTO E;  US6007186-A   HEWLETT-PACKARD CO (HEWP)   ERNI E R;  US6015209-A   HEWLETT-PACKARD CO (HEWP)   CHILDERS W D,  BULLOCK M L,  PAWLOWSKI N E,  THIELMAN J L;  US6039430-A   HEWLETT-PACKARD CO (HEWP)   BULLOCK M L,  CHILDERS W D,  HELTERLINE B L;  US6054228-A   LYNNTECH INC (LYNN-Non-standard)   CISAR A J,  WENG D,  MURPHY O J;  US6057051-A   MATSUSHITA ELECTRIC IND CO LTD (MATU)   UCHIDA M,  FUKUOKA Y,  SUGAWARA Y,  EDA N;  US6089687-A   HEWLETT-PACKARD CO (HEWP)   HELTERLINE B L;  US6113208-A   HEWLETT-PACKARD CO (HEWP)   BENJAMIN T,  CHILDERS W D,  AXTELL J P,  BULLOCK M L;  US6129861-A   FORSCHUNGSZENTRUM JUELICH GMBH (KERJ)   MEUSINGER J,  DE HAART L G J,  STIMMING U;  US20010045364-A1   ;  US20010052433-A1   ;  US20020018925-A1   ;  US20020127447-A1   ;  US20030008186-A1   ;  US20030022041-A1   ;  US20030022042-A1   ;  US20030051785-A1   ;  US20030082426-A1   ;  US20030082427-A1   ;  US20030124408-A1   ;  US20030129464-A1   ;  US20030136453-A1   ;  US20030138676-A1   ;  US20030138679-A1   ;  US20040009121-A1   ;  US20050079128-A1   ;  US6198250-B1   PROCTER & GAMBLE CO (PROC)   GARTSTEIN V,  NEBRIGIC D D;  US6268077-B1   MOTOROLA INC (MOTI)   KELLEY R J,  PRATT S D,  LANDRETH B D,  PENNISI R W,  MUTHUSWAMY S,  URBISH G F;  US6294276-B1   TOYOTA JIDOSHA KK (TOYT)   OGINO S;  US6530233-B1   TOYOTA JIDOSHA KK (TOYT)   NAKAMURA K,  MINOHARA T;  US6534033-B1   MILLENNIUM CELL LLC (MILL-Non-standard)   AMENDOLA S C,  BINDER M,  SHARP-GOLDMAN S L,  KELLY M T,  PETILLO P J;  US6724194-B1   BALLARD POWER SYSTEMS INC (BLRD)   BARTON R H;  US6713201-B2   HEWLETT-PACKARD CO (HEWP)   BULLOCK M L,  CHILDERS W D;  US6828049-B2   HEWLETT-PACKARD CO (HEWP)   BULLOCK M L,  CHILDERS W D;  US6887546-B2   DAINIPPON PRINTING CO LTD (NIPQ)   MORII A,  HAMADA S,  OHTAKI H,  UEDA K,  NISHIKAWA S;  WO1998020282-A1   ;  WO2000024076-A1   ;  WO2000035032-A1   ;  WO2003043112-A1   SFC SMART FUEL CELL AG (SFCS-Non-standard)   DEINZER K,  RENSCH R,  REBSAMEN C,  KOLL A;  WO2001079012-A2   ;  WO2004001883-A2   ARTHUR A R (ARTH-Individual);  PRASAD R (PRAS-Individual);  DEVOS J A (DEVO-Individual);  HARDING P (HARD-Individual)   ARTHUR A R,  PRASAD R,  DEVOS J A,  HARDING P