US2004123523-A1 -- US2612350-A   ;  US2672849-A   ;  US3463504-A   ;  US3999299-A   JOHNSON E E (JOHN-Individual)   JOHNSON E E;  US4049048-A   BORG WARNER CORP (BORW);  US4113441-A   AGENCY OF IND SCI & TECHNOLOGY (AGEN);  US4249596-A   TUTAK P (TUTA-Individual)   TUTAK P,  BURK D;  US4434846-A   MCQUAY INC (MCQU-Non-standard)   LU J W B;  US4904455-A   STONE & WEBSTER ENG CORP (STWE)   KARAFIAN M,  TSANG I C;  US4942022-A   TOYO ENG CORP (TOXS)   KASAI H,  KAWAMOTO Y;  US5048596-A   MCCORD HEAT TRANSFER CORP (MCCO-Non-standard)   LU J W B;  US5248566-A   US DEPT ENERGY (USAT)   KUMAR R,  AHMED S,  KRUMPELT M,  MYLES K M;  US5382271-A   IND TECHNOLOGY RES INST (ITRI)   CHENG Y,  NG M L,  YOUNG M;  US5484577-A   BALLARD POWER SYSTEM INC (BLRD)   LEAVITT S L,  WATKINS D S,  COHEN R,  BUSWELL R F,  CLAUSI J V;  US5518705-A   BALLARD POWER SYSTEMS INC (BLRD)   MCNEILLY L,  WATKINS D S,  BUSWELL R F,  COHEN R;  US5762658-A   JOHNSON MATTHEY PLC (JOHO)   EDWARDS N,  FROST J C,  JONES A,  PIGNON J F;  US5772707-A   DAIMLER-BENZ AG (DAIM)   WIESHEU N,  ZUR MEGEDE D,  AUTENRIETH R;  US5888355-A   INST FRANCAIS DU PETROLE (INSF)   TRAVERS C,  COSYNS J,  CAMERON C,  NOCCA J,  MONTECOT F,  VILTARD J,  DORBON M,  DIDILLON B;  US5915472-A   USUI KOKUSAI SANGYO KK (USUI)   TAKIKAWA K,  KAMOTO S,  MIYAUCHI Y,  YAMOTO S;  US5938800-A   MCDERMOTT TECHNOLOGY INC (MCDE-Non-standard)   VERRILL C L,  MCILROY R A,  PRIVETTE R M,  CHANEY L J,  KNEIDEL K E;  US20020146359-A1   ;  US20050129593-A1   ;  US6444179-B1   BALLARD POWER SYSTEMS INC (BLRD)   SEDERQUIST R;  WO2004059232-A1 -- DE2341808-A   COSTR MECCANICHE FBM SPA (COST-Non-standard);  EP1094030-A2   NIPPON CHEM PLANT CONSULTANT (NICH-Non-standard)   MARUKO S;  FR1274228-A   ;  FR1480125-A   ;  GB1387044-A   OESTERR STICKSTOFFWERKE AG (OSTS);  US4942022-A   TOYO ENG CORP (TOXS)   KASAI H,  KAWAMOTO Y;  WO2003080230-A1   SHOWA DENKO KK (SHOW)   HOTTA M,  ATOBE H;  US2006051261-A1 -- US2612350-A   ;  US2672849-A   ;  US3467504-A   ;  US3909299-A   UNITED TECHNOLOGIES CORP (UNAC)   CORRIGAN T J;  US4049048-A   BORG WARNER CORP (BORW);  US4113441-A   AGENCY OF IND SCI & TECHNOLOGY (AGEN);  US4249596-A   TUTAK P (TUTA-Individual)   TUTAK P,  BURK D;  US4434846-A   MCQUAY INC (MCQU-Non-standard)   LU J W B;  US4904455-A   STONE & WEBSTER ENG CORP (STWE)   KARAFIAN M,  TSANG I C;  US4942022-A   TOYO ENG CORP (TOXS)   KASAI H,  KAWAMOTO Y;  US5048596-A   MCCORD HEAT TRANSFER CORP (MCCO-Non-standard)   LU J W B;  US5248566-A   US DEPT ENERGY (USAT)   KUMAR R,  AHMED S,  KRUMPELT M,  MYLES K M;  US5382271-A   IND TECHNOLOGY RES INST (ITRI)   CHENG Y,  NG M L,  YOUNG M;  US5434846-A   TREMEL J (TREM-Individual);  GARANDEL R (GARA-Individual)   TREMEL J,  GARANDEL R;  US5484577-A   BALLARD POWER SYSTEM INC (BLRD)   LEAVITT S L,  WATKINS D S,  COHEN R,  BUSWELL R F,  CLAUSI J V;  US5518705-A   BALLARD POWER SYSTEMS INC (BLRD)   MCNEILLY L,  WATKINS D S,  BUSWELL R F,  COHEN R;  US5762658-A   JOHNSON MATTHEY PLC (JOHO)   EDWARDS N,  FROST J C,  JONES A,  PIGNON J F;  US5772707-A   DAIMLER-BENZ AG (DAIM)   WIESHEU N,  ZUR MEGEDE D,  AUTENRIETH R;  US5888355-A   INST FRANCAIS DU PETROLE (INSF)   TRAVERS C,  COSYNS J,  CAMERON C,  NOCCA J,  MONTECOT F,  VILTARD J,  DORBON M,  DIDILLON B;  US5915472-A   USUI KOKUSAI SANGYO KK (USUI)   TAKIKAWA K,  KAMOTO S,  MIYAUCHI Y,  YAMOTO S;  US5938800-A   MCDERMOTT TECHNOLOGY INC (MCDE-Non-standard)   VERRILL C L,  MCILROY R A,  PRIVETTE R M,  CHANEY L J,  KNEIDEL K E;  US5989503-A   DAIMLER-BENZ AG (DAIM)   WIESHEU N,  ZUR MEGEDE D,  AUTENRIETH R;  US6033793-A   HYDROGEN BURNER TECHNOLOGY INC (HYDR-Non-standard)   WOODS R R,  GREINER L,  MOARD D;  US6077620-A   GENERAL MOTORS CORP (GENK)   PETTIT W H;  US6123913-A   LITTLE INC ARTHUR D (LITT)   CLAWSON L G;  US6125908-A   BAUMEISTER & OSTLER GMBH & CO (BAUM-Non-standard)   AMENT E,  SEEL H,  EHRENBERGER M;  US20050129593-A1   ;  US6179048-B1   ENGINEERED CARBONS INC (ENGI-Non-standard)   SHELTON J N,  MCWILLIAMS R O;  US6232005-B1   GENERAL MOTORS CORP (GENK)   PETTIT WILLIAM H;  US6444179-B1   BALLARD POWER SYSTEMS INC (BLRD)   SEDERQUIST R;  US6623719-B2   H2GEN INNOVATIONS INC (HTWO-Non-standard)   LOMAX F D,  REARDON J P,  BARBOUR J P;  US7172737-B2 -- DE2341808-A   COSTR MECCANICHE FBM SPA (COST-Non-standard);  EP1094030-A2   NIPPON CHEM PLANT CONSULTANT (NICH-Non-standard)   MARUKO S;  FR1274228-A   ;  FR1480125-A   ;  GB1387044-A   OESTERR STICKSTOFFWERKE AG (OSTS);  JP2000315517-A   ;  US2612350-A   ;  US2672849-A   ;  US3467504-A   ;  US3909299-A   UNITED TECHNOLOGIES CORP (UNAC)   CORRIGAN T J;  US4049048-A   BORG WARNER CORP (BORW);  US4113441-A   AGENCY OF IND SCI & TECHNOLOGY (AGEN);  US4249596-A   TUTAK P (TUTA-Individual)   TUTAK P,  BURK D;  US4434846-A   MCQUAY INC (MCQU-Non-standard)   LU J W B;  US4904455-A   STONE & WEBSTER ENG CORP (STWE)   KARAFIAN M,  TSANG I C;  US4942022-A   TOYO ENG CORP (TOXS)   KASAI H,  KAWAMOTO Y;  US5048596-A   MCCORD HEAT TRANSFER CORP (MCCO-Non-standard)   LU J W B;  US5248566-A   US DEPT ENERGY (USAT)   KUMAR R,  AHMED S,  KRUMPELT M,  MYLES K M;  US5382271-A   IND TECHNOLOGY RES INST (ITRI)   CHENG Y,  NG M L,  YOUNG M;  US5434846-A   TREMEL J (TREM-Individual);  GARANDEL R (GARA-Individual)   TREMEL J,  GARANDEL R;  US5484577-A   BALLARD POWER SYSTEM INC (BLRD)   LEAVITT S L,  WATKINS D S,  COHEN R,  BUSWELL R F,  CLAUSI J V;  US5518705-A   BALLARD POWER SYSTEMS INC (BLRD)   MCNEILLY L,  WATKINS D S,  BUSWELL R F,  COHEN R;  US5762658-A   JOHNSON MATTHEY PLC (JOHO)   EDWARDS N,  FROST J C,  JONES A,  PIGNON J F;  US5772707-A   DAIMLER-BENZ AG (DAIM)   WIESHEU N,  ZUR MEGEDE D,  AUTENRIETH R;  US5888355-A   INST FRANCAIS DU PETROLE (INSF)   TRAVERS C,  COSYNS J,  CAMERON C,  NOCCA J,  MONTECOT F,  VILTARD J,  DORBON M,  DIDILLON B;  US5915472-A   USUI KOKUSAI SANGYO KK (USUI)   TAKIKAWA K,  KAMOTO S,  MIYAUCHI Y,  YAMOTO S;  US5938800-A   MCDERMOTT TECHNOLOGY INC (MCDE-Non-standard)   VERRILL C L,  MCILROY R A,  PRIVETTE R M,  CHANEY L J,  KNEIDEL K E;  US5989503-A   DAIMLER-BENZ AG (DAIM)   WIESHEU N,  ZUR MEGEDE D,  AUTENRIETH R;  US6033793-A   HYDROGEN BURNER TECHNOLOGY INC (HYDR-Non-standard)   WOODS R R,  GREINER L,  MOARD D;  US6077620-A   GENERAL MOTORS CORP (GENK)   PETTIT W H;  US6123913-A   LITTLE INC ARTHUR D (LITT)   CLAWSON L G;  US6126908-A   LITTLE INC ARTHUR D (LITT)   CLAWSON L G;  US20040123523-A1   ;  US20050129593-A1   ;  US6179048-B1   ENGINEERED CARBONS INC (ENGI-Non-standard)   SHELTON J N,  MCWILLIAMS R O;  US6232005-B1   GENERAL MOTORS CORP (GENK)   PETTIT WILLIAM H;  US6444179-B1   BALLARD POWER SYSTEMS INC (BLRD)   SEDERQUIST R;  US6623719-B2   H2GEN INNOVATIONS INC (HTWO-Non-standard)   LOMAX F D,  REARDON J P,  BARBOUR J P;  WO2003080230-A1   SHOWA DENKO KK (SHOW)   HOTTA M,  ATOBE H;  US7220392-B2 -- DE2341808-A   COSTR MECCANICHE FBM SPA (COST-Non-standard);  EP1094030-A2   NIPPON CHEM PLANT CONSULTANT (NICH-Non-standard)   MARUKO S;  FR1274228-A   ;  FR1480125-A   ;  GB1387044-A   OESTERR STICKSTOFFWERKE AG (OSTS);  JP2000315517-A   ;  US2612350-A   ;  US2672849-A   ;  US3467504-A   ;  US3909299-A   UNITED TECHNOLOGIES CORP (UNAC)   CORRIGAN T J;  US4049048-A   BORG WARNER CORP (BORW);  US4113441-A   AGENCY OF IND SCI & TECHNOLOGY (AGEN);  US4249596-A   TUTAK P (TUTA-Individual)   TUTAK P,  BURK D;  US4434846-A   MCQUAY INC (MCQU-Non-standard)   LU J W B;  US4904455-A   STONE & WEBSTER ENG CORP (STWE)   KARAFIAN M,  TSANG I C;  US4942022-A   TOYO ENG CORP (TOXS)   KASAI H,  KAWAMOTO Y;  US5048596-A   MCCORD HEAT TRANSFER CORP (MCCO-Non-standard)   LU J W B;  US5248566-A   US DEPT ENERGY (USAT)   KUMAR R,  AHMED S,  KRUMPELT M,  MYLES K M;  US5382271-A   IND TECHNOLOGY RES INST (ITRI)   CHENG Y,  NG M L,  YOUNG M;  US5434846-A   TREMEL J (TREM-Individual);  GARANDEL R (GARA-Individual)   TREMEL J,  GARANDEL R;  US5484577-A   BALLARD POWER SYSTEM INC (BLRD)   LEAVITT S L,  WATKINS D S,  COHEN R,  BUSWELL R F,  CLAUSI J V;  US5518705-A   BALLARD POWER SYSTEMS INC (BLRD)   MCNEILLY L,  WATKINS D S,  BUSWELL R F,  COHEN R;  US5762658-A   JOHNSON MATTHEY PLC (JOHO)   EDWARDS N,  FROST J C,  JONES A,  PIGNON J F;  US5772707-A   DAIMLER-BENZ AG (DAIM)   WIESHEU N,  ZUR MEGEDE D,  AUTENRIETH R;  US5888355-A   INST FRANCAIS DU PETROLE (INSF)   TRAVERS C,  COSYNS J,  CAMERON C,  NOCCA J,  MONTECOT F,  VILTARD J,  DORBON M,  DIDILLON B;  US5915472-A   USUI KOKUSAI SANGYO KK (USUI)   TAKIKAWA K,  KAMOTO S,  MIYAUCHI Y,  YAMOTO S;  US5938800-A   MCDERMOTT TECHNOLOGY INC (MCDE-Non-standard)   VERRILL C L,  MCILROY R A,  PRIVETTE R M,  CHANEY L J,  KNEIDEL K E;  US5989503-A   DAIMLER-BENZ AG (DAIM)   WIESHEU N,  ZUR MEGEDE D,  AUTENRIETH R;  US6033793-A   HYDROGEN BURNER TECHNOLOGY INC (HYDR-Non-standard)   WOODS R R,  GREINER L,  MOARD D;  US6077620-A   GENERAL MOTORS CORP (GENK)   PETTIT W H;  US6123913-A   LITTLE INC ARTHUR D (LITT)   CLAWSON L G;  US6126908-A   LITTLE INC ARTHUR D (LITT)   CLAWSON L G;  US20020146359-A1   ;  US20050129593-A1   ;  US6179048-B1   ENGINEERED CARBONS INC (ENGI-Non-standard)   SHELTON J N,  MCWILLIAMS R O;  US6232005-B1   GENERAL MOTORS CORP (GENK)   PETTIT WILLIAM H;  US6444179-B1   BALLARD POWER SYSTEMS INC (BLRD)   SEDERQUIST R;  WO2003080230-A1   SHOWA DENKO KK (SHOW)   HOTTA M,  ATOBE H;  JP5185493-B2 -- JP2001009264-A   TOYO ENG CORP (TOXS)   SAKAI K;  JP2001192201-A   NIPPON CHEM PLANT CONSULTANT (NICH-Non-standard)   MARUKO S;  JP2001226105-A   ;  JP2002211903-A   ;  JP2004000920-A   SHOWA DENKO KK (SHOW)   HOTTA M,  ATOBE H;  US3366461-A