US2004187384-A1 -- US3565830-A   ENGELHARD MINERALS & CHEM CORP (ENGH);  US3825501-A   TEXACO INC (TEXC);  US3870455-A   ENGELHARD MINERALS CORP (ENGH)   HINDIN S G;  US4021366-A   TEXACO INC (TEXC)   ROBIN A M,  CHILD E T;  US4157316-A   ENGELHARD MINERALS CORP (ENGH)   THOMPSON C E,  MOONEY J J,  KEITH C D;  US4170573-A   GRACE & CO W R (GRAC)   ERNEST M V,  MASELLI J M;  US4171288-A   ENGELHARD MINERALS CORP (ENGH);  US4297246-A   UK ATOMIC ENERGY AUTHORITY (UKAT);  US4308176-A   NORSK HYDRO AS (NHYD)   KRISTIANSE L A;  US4331565-A   GENERAL MOTORS CORP (GENK)   SCHAEFER C F,  BEDFORD R E;  US4476246-A   GRACE & CO W R (GRAC)   KIM G,  ERNEST M V;  US4585752-A   GRACE & CO W R (GRAC)   ERNEST M V;  US4587231-A   NISSAN MOTOR CO LTD (NSMO)   ETO Y,  MINE J,  MASUDA K;  US4629612-A   VEG-GASINST NV (VEGG-Non-standard);  VEG GASINST NV (VEGI-Non-standard)   VANDERWAL W J J,  GEUS J W;  US4835132-A   DYSON REFRACT LTD (DYSN)   SAMBROOK R M;  US4868148-A   ALLIED-SIGNAL INC (ALLC)   HENK M G,  SUMMERS J C;  US5039503-A      SAUVION G N,  CAILLOD J;  US5057483-A   ENGELHARD CORP (ENGH)   WAN C Z;  US5073532-A   DEGUSSA AG (DEGS)   DOMESLE R,  ENGLER B,  KOBERSTEIN E,  SCHUBERT P;  US5139992-A   ENGELHARD MINERALS CORP (ENGH)   TAUSTER S J,  DETTLING J C,  RABINOWITZ H N;  US5254519-A   ENGELHARD CORP (ENGH)   WAN C,  TAUSTER S J,  RABINOWITZ H N;  US5275997-A   PCP CONSULTING & RES INC (PCPC-Non-standard)   SUNDARESAN S,  GANGULI P S;  US5464606-A   BALLARD POWER SYSTEMS INC (BLRD)   LOUIE C,  BUSWELL R F,  CLAUSI J V;  US5480854-A   JOHNSON MATTHEY PLC (JOHO)   RAJARAM R R,  HAYES J W,  ANSELL G P,  HATCHER H A;  US5490977-A   ENGELHARD CORP (ENGH)   RABINOWITZ H N,  TAUSTER S J,  WAN C;  US5491120-A   ENGELHARD CORP (ENGH)   VOSS K E,  YAVUZ B O,  FARRAUTO R J,  GALLIGAN M P;  US5492878-A   MITSUI MINING & SMELTING CO (MITG)   FUJII,  SUZUKI K,  KIMURA K;  US5500198-A   MASSACHUSETTS INST TECHNOLOGY (MASI)   FLYTZANI-STEPHANOPOULOS M,  LIU W;  US5516597-A   WESTINGHOUSE ELECTRIC CORP (WESE)   RICHARDS V L,  VASILOW T R,  SINGH P;  US5532198-A   RHONE POULENC CHIM (RHON)   CHOPIN T,  VILMIN G;  US5550198-A   NIPPON PAINT CO LTD (NIPA)   OSHIMA T,  ISHIBASHI H,  MINAMINO H,  YAMAMOTO S,  IZUMO T,  KANEKO M;  US5744118-A   SHOWA DENKO KK (SHOW)   SMITH D M,  YAMAGUCHI T,  IZAWA H,  IMAMURA K,  DIGREGORIO J F;  US5788950-A   SHOWA DENKO KK (SHOW)   IMAMURA K,  JIYON E J,  DAGURASU E S,  IZAWA H,  YAMAGUCHI T;  US5830425-A   SUED-CHEMIE AG (SUDC)   SCHNEIDER M,  KOCHLOEFL K,  MALETZ G J,  LADEBECK J,  HEINISCH C;  US5843195-A   TOYOTA JIDOSHA KK (TOYT)   AOYAMA S;  US5895772-A   GRIGOROVA B (GRIG-Individual);  PALAZOV A (PALA-Individual);  MELLOR J (MELL-Individual);  TUMILTY J A J (TUMI-Individual);  GAFIN A H (GAFI-Individual)   GRIGOROVA B,  PALAZOV A,  MELLOR J,  TUMILTY J A J,  GAFIN A H;  US5945369-A   TOYOTA CHUO KENKYUSHO KK (TOYW)   KIMURA M,  MATSUOKA Y,  SOBUKAWA H,  FUKUI M,  SUDA A,  KANDORI T,  UKYO Y;  US5948683-A   ENGELHARD CORP (ENGH)   KOERMER G S,  MOINI A;  US5990040-A   UNITED CATALYSTS INC (UNCA-Non-standard)   WAGNER J P,  HU X D;  US6033634-A   ISHIKAWAJIMA HARIMA HEAVY IND (ISHI)   KOGA M;  US6040265-A   ASEC MFG (ASEC-Non-standard)   NUNAN J G;  US6107240-A   ENGELHARD CORP (ENGH)   WU J H,  WAN C;  US6120923-A   INT FUEL CELLS LLC (ITFU)   VAN DINE L L,  BONVILLE L J;  US6120925-A   TOYOTA JIDOSHA KK (TOYT)   KAWATSU S,  TAKI M;  US6133194-A   RHODIA INC (RHOD)   CUIF J,  KEYER J L S,  DEUTSCH S E;  US6159256-A   INT FUEL CELLS CORP (ITFU)   BONVILLE L J,  DEGEORGE C L,  FOLEY P F,  GAROW J,  LESIEUR R R,  PRESTON J L,  SZYDLOWSKI D F;  US20010002248-A1   ;  US20020071806-A1   ;  US20020073895-A1   ;  US20020110519-A1   ;  US20020131915-A1   ;  US20030129100-A1   ;  US20030235526-A1   ;  US20040048114-A1   ;  US6204219-B1   GRACE & CO-CONN W R (GRAC)   BREZNY R,  KORANNE M M;  US6299994-B1   UOP LLC (UNVO)   TOWLER G P,  DOSHI K J,  VANDEN BUSSCHE K M,  SENETAR J J;  US6322917-B1   PLUG POWER LLC (PLUG-Non-standard)   ACKER W P;  US6326329-B1   ASEC MFG (ASEC-Non-standard)   NUNAN J G;  US6409939-B1   UOP LLC (UNVO)   ABDO S F,  DEBOY C A,  SCHROEDER G F;  US6455182-B1   UTC FUEL CELLS LLC (UNAC)   SILVER R G;  US6733552-B1   MATSUSHITA ELECTRONICS CORP (MATE)   TAGUCHI K,  TOMIZAWA T,  UKAI K,  SHONO T,  KITAGAWA K;  US6562088-B2   MATSUSHITA ELECTRIC IND CO LTD (MATU)   UKAI K,  HONDA K,  TAGUCHI K,  TOMIZAWA T,  KITAGAWA K,  SHONO T;  US6692545-B2   GITTLEMAN C S (GITT-Individual);  GUPTA R (GUPT-Individual)   GITTLEMAN C S,  GUPTA R;  US6787118-B2   ELTRON RES INC (ELTR-Non-standard)   ROARK S E,  WHITE J H;  WO2004087304-A2 -- EP1256545-A1   MATSUSHITA ELECTRIC IND CO LTD (MATU)   TAGUCHI K,  TOMIZAWA T,  UKAI K,  SHONO T,  KITAGAWA K,  UEDA T,  FUJIHARA S,  YOSHIDA Y;  US5843195-A   TOYOTA JIDOSHA KK (TOYT)   AOYAMA S;  US6787118-B2   ELTRON RES INC (ELTR-Non-standard)   ROARK S E,  WHITE J H;  US6932848-B2 -- EP1256545-A1   MATSUSHITA ELECTRIC IND CO LTD (MATU)   TAGUCHI K,  TOMIZAWA T,  UKAI K,  SHONO T,  KITAGAWA K,  UEDA T,  FUJIHARA S,  YOSHIDA Y;  JP2000178007-A   ;  US5843195-A   TOYOTA JIDOSHA KK (TOYT)   AOYAMA S;  US20020131915-A1   ;  US20030129100-A1   ;  US20030235526-A1   ;  US20040048114-A1   ;  US6733552-B1   MATSUSHITA ELECTRONICS CORP (MATE)   TAGUCHI K,  TOMIZAWA T,  UKAI K,  SHONO T,  KITAGAWA K;  US6562088-B2   MATSUSHITA ELECTRIC IND CO LTD (MATU)   UKAI K,  HONDA K,  TAGUCHI K,  TOMIZAWA T,  KITAGAWA K,  SHONO T;  US6692545-B2   GITTLEMAN C S (GITT-Individual);  GUPTA R (GUPT-Individual)   GITTLEMAN C S,  GUPTA R;  US6787118-B2   ELTRON RES INC (ELTR-Non-standard)   ROARK S E,  WHITE J H;  EP298351-A   GRACE & CO W R (GRAC)   KIM G,  ERNEST M V,  PLECHA S;  EP1046612-A1   MATSUSHITA ELECTRIC IND CO LTD (MATU)   TAGUCHI K,  TOMIZAWA T,  UKAI K,  SHONO T,  KITAGAWA K;  EP1161991-A1   MATSUSHITA ELECTRIC WORKS LTD (MATW)   IGARASHI A,  HIGASHI H,  MIZOBUCHI M,  HASHIMOTO N,  KINUGAWA K;  JP10202101-A   ;  JP11033294-A   ;  US3565830-A   ENGELHARD MINERALS & CHEM CORP (ENGH);  US3825501-A   TEXACO INC (TEXC);  US3870455-A   ENGELHARD MINERALS CORP (ENGH)   HINDIN S G;  US4021366-A   TEXACO INC (TEXC)   ROBIN A M,  CHILD E T;  US4157316-A   ENGELHARD MINERALS CORP (ENGH)   THOMPSON C E,  MOONEY J J,  KEITH C D;  US4170573-A   GRACE & CO W R (GRAC)   ERNEST M V,  MASELLI J M;  US4171288-A   ENGELHARD MINERALS CORP (ENGH);  US4297246-A   UK ATOMIC ENERGY AUTHORITY (UKAT);  US4308176-A   NORSK HYDRO AS (NHYD)   KRISTIANSE L A;  US4331565-A   GENERAL MOTORS CORP (GENK)   SCHAEFER C F,  BEDFORD R E;  US4476246-A   GRACE & CO W R (GRAC)   KIM G,  ERNEST M V;  US4585752-A   GRACE & CO W R (GRAC)   ERNEST M V;  US4587231-A   NISSAN MOTOR CO LTD (NSMO)   ETO Y,  MINE J,  MASUDA K;  US4629612-A   VEG-GASINST NV (VEGG-Non-standard);  VEG GASINST NV (VEGI-Non-standard)   VANDERWAL W J J,  GEUS J W;  US4835132-A   DYSON REFRACT LTD (DYSN)   SAMBROOK R M;  US4868148-A   ALLIED-SIGNAL INC (ALLC)   HENK M G,  SUMMERS J C;  US5039503-A      SAUVION G N,  CAILLOD J;  US5057483-A   ENGELHARD CORP (ENGH)   WAN C Z;  US5073532-A   DEGUSSA AG (DEGS)   DOMESLE R,  ENGLER B,  KOBERSTEIN E,  SCHUBERT P;  US5139992-A   ENGELHARD MINERALS CORP (ENGH)   TAUSTER S J,  DETTLING J C,  RABINOWITZ H N;  US5254519-A   ENGELHARD CORP (ENGH)   WAN C,  TAUSTER S J,  RABINOWITZ H N;  US5275997-A   PCP CONSULTING & RES INC (PCPC-Non-standard)   SUNDARESAN S,  GANGULI P S;  US5464606-A   BALLARD POWER SYSTEMS INC (BLRD)   LOUIE C,  BUSWELL R F,  CLAUSI J V;  US5480854-A   JOHNSON MATTHEY PLC (JOHO)   RAJARAM R R,  HAYES J W,  ANSELL G P,  HATCHER H A;  US5490977-A   ENGELHARD CORP (ENGH)   RABINOWITZ H N,  TAUSTER S J,  WAN C;  US5491120-A   ENGELHARD CORP (ENGH)   VOSS K E,  YAVUZ B O,  FARRAUTO R J,  GALLIGAN M P;  US5492878-A   MITSUI MINING & SMELTING CO (MITG)   FUJII,  SUZUKI K,  KIMURA K;  US5500198-A   MASSACHUSETTS INST TECHNOLOGY (MASI)   FLYTZANI-STEPHANOPOULOS M,  LIU W;  US5516597-A   WESTINGHOUSE ELECTRIC CORP (WESE)   RICHARDS V L,  VASILOW T R,  SINGH P;  US5532198-A   RHONE POULENC CHIM (RHON)   CHOPIN T,  VILMIN G;  US5744118-A   SHOWA DENKO KK (SHOW)   SMITH D M,  YAMAGUCHI T,  IZAWA H,  IMAMURA K,  DIGREGORIO J F;  US5788950-A   SHOWA DENKO KK (SHOW)   IMAMURA K,  JIYON E J,  DAGURASU E S,  IZAWA H,  YAMAGUCHI T;  US5830425-A   SUED-CHEMIE AG (SUDC)   SCHNEIDER M,  KOCHLOEFL K,  MALETZ G J,  LADEBECK J,  HEINISCH C;  US5895772-A   GRIGOROVA B (GRIG-Individual);  PALAZOV A (PALA-Individual);  MELLOR J (MELL-Individual);  TUMILTY J A J (TUMI-Individual);  GAFIN A H (GAFI-Individual)   GRIGOROVA B,  PALAZOV A,  MELLOR J,  TUMILTY J A J,  GAFIN A H;  US5945369-A   TOYOTA CHUO KENKYUSHO KK (TOYW)   KIMURA M,  MATSUOKA Y,  SOBUKAWA H,  FUKUI M,  SUDA A,  KANDORI T,  UKYO Y;  US5948683-A   ENGELHARD CORP (ENGH)   KOERMER G S,  MOINI A;  US5990040-A   UNITED CATALYSTS INC (UNCA-Non-standard)   WAGNER J P,  HU X D;  US6033634-A   ISHIKAWAJIMA HARIMA HEAVY IND (ISHI)   KOGA M;  US6040265-A   ASEC MFG (ASEC-Non-standard)   NUNAN J G;  US6107240-A   ENGELHARD CORP (ENGH)   WU J H,  WAN C;  US6120923-A   INT FUEL CELLS LLC (ITFU)   VAN DINE L L,  BONVILLE L J;  US6120925-A   TOYOTA JIDOSHA KK (TOYT)   KAWATSU S,  TAKI M;  US6133194-A   RHODIA INC (RHOD)   CUIF J,  KEYER J L S,  DEUTSCH S E;  US6159256-A   INT FUEL CELLS CORP (ITFU)   BONVILLE L J,  DEGEORGE C L,  FOLEY P F,  GAROW J,  LESIEUR R R,  PRESTON J L,  SZYDLOWSKI D F;  US20010002248-A1   ;  US20020071806-A1   ;  US20020073895-A1   ;  US20020110519-A1   ;  US6204219-B1   GRACE & CO-CONN W R (GRAC)   BREZNY R,  KORANNE M M;  US6299994-B1   UOP LLC (UNVO)   TOWLER G P,  DOSHI K J,  VANDEN BUSSCHE K M,  SENETAR J J;  US6322917-B1   PLUG POWER LLC (PLUG-Non-standard)   ACKER W P;  US6326329-B1   ASEC MFG (ASEC-Non-standard)   NUNAN J G;  US6409939-B1   UOP LLC (UNVO)   ABDO S F,  DEBOY C A,  SCHROEDER G F;  US6455182-B1   UTC FUEL CELLS LLC (UNAC)   SILVER R G;  WO1996023573-A1   ;  WO1997044123-A1   ;  WO2001003828-A1   ;  JP4829779-B2 -- JP09030802-A   ;  JP2001180912-A   MATSUSHITA ELECTRIC IND CO LTD (MATU)   TAGUCHI K,  TOMIZAWA T,  UKAI K,  SHONO T,  KITAGAWA K,  UEDA T,  FUJIHARA S,  YOSHIDA Y;  JP2001342005-A   MATSUSHITA ELECTRIC IND CO LTD (MATU)   TAGUCHI K,  TOMIZAWA T,  UKAI K,  SHONO T,  KITAGAWA K,  UEDA T,  FUJIHARA S,  YOSHIDA Y;  JP2001347166-A   ;  JP2001354404-A   MATSUSHITA ELECTRIC IND CO LTD (MATU)   TAGUCHI K,  TOMIZAWA T,  UKAI K,  SHONO T,  KITAGAWA K,  UEDA T,  FUJIHARA S,  YOSHIDA Y;  JP2002054427-A   ;  JP2002060206-A   MATSUSHITA ELECTRIC IND CO LTD (MATU)   UKAI K,  TAGUCHI K,  TOMIZAWA T,  FUJIWARA S;  JP2002273227-A   ;  JP2002324567-A   GITTLEMAN C S (GITT-Individual);  GUPTA R (GUPT-Individual)   GITTLEMAN C S,  GUPTA R;  JP2002362904-A   MATSUSHITA ELECTRIC IND CO LTD (MATU)   TAGUCHI K,  UKAI K,  FUJIWARA S,  TOMIZAWA T,  WAKITA H;  JP2003200048-A   MATSUSHITA ELECTRIC WORKS LTD (MATW)   IGARASHI A,  HIGASHI H,  MIZOBUCHI M,  HASHIMOTO N,  KINUGAWA K;  JP2003251181-A   ;  JP2005521617-A   VANDERSPURT T H (VAND-Individual);  WIJZEN F (WIJZ-Individual);  TANG X (TANG-Individual);  LEFFLER M P (LEFF-Individual)   VANDERSPURT T H,  WIJZEN F,  TANG X,  LEFFLER M P;  WO2000054879-A1   ;  WO2001003828-A1   ;  WO2001047802-A1