WO200115253-A1 -- US5334292-A   UNIV TEXAS SYSTEM (TEXA)   BOSE C S C,  RAJESHWAR K;  US5707763-A   DAIKIN IND LTD (DAIK)   SHIMIZU T,  GASHIHATA Y,  NAKAMURA T;  US6380126-B1 -- US3423247-A   ;  US4043933-A   ;  US4185131-A   UNITED TECHNOLOGIES CORP (UNAC)   GOLLER G J,  PETRAGLIA V J,  DEWS G;  US4390603-A   HITACHI LTD (HITA)   KAWANA H,  HORIBA T,  IWAMOTO K,  FUJITA K,  TAMURA K;  US4585711-A   COMMUNIC SATELLITE CORP (COML)   VAIDYANATH H;  US4769115-A   ;  US4839322-A   ;  US4973391-A   OSAKA GAS CO LTD (OSAG)   MARUKU J M,  TAKAAKI O;  US5032547-A   ;  US5051156-A   INTEVEP SA (INVV)   SCHARIFKER B,  VEPEZ O,  JESUS J C,  RAMIREZDEA A M N;  US5068161-A   JOHNSON MATTHEY PLC (JOHO)   BUCHANAN J S,  HARDS G A,  KECK L;  US5215820-A   MITSUBISHI RAYON CO LTD (MITR)   HOSOKAWA H,  KAMADA K;  US5272017-A   GENERAL MOTORS CORP (GENK)   SWATHIRAJAN S,  MIKHAIL Y M;  US5292600-A   H-POWER CORP (HPOW-Non-standard)   KAUFMAN A;  US5316869-A   ENERGY PARTNERS INC (ENER-Non-standard)   MISIASZEK S M,  ALESSI D P,  PERRY J H,  PERSON A;  US5334292-A   UNIV TEXAS SYSTEM (TEXA)   BOSE C S C,  RAJESHWAR K;  US5411573-A   UNIV SINGAPORE NAT (UNUS)   TAN K L,  NEOH K G,  KANG E,  TING Y P;  US5523177-A   GINER INC (GINE-Non-standard)   LACONTI A B,  KOSEK J A,  CROPLEY C C;  US5531932-A   NESTE OY (NESO)   KAERNAE T,  LAAKSO J,  NIEMI T,  RUOHONEN H;  US5604057-A   GENERAL MOTORS CORP (GENK)   NAZRI G;  US5631039-A   PORTALS LTD (PORT-Non-standard)   KNIGHT M R M,  REID D H,  HARRISON J A;  US5674644-A   GENERAL MOTORS CORP (GENK)   NAZRI G;  US5683828-A   AEROJET GEN CORP (AERG)   SPEAR R G,  MUEGGENBURG H H,  HODGE R;  US5702839-A   JOHNSON MATTHEY PLC (JOHO)   FROST J C,  GASCOYNE J M,  HARDS G A;  US5718984-A   TOYOTA JIDOSHA KK (TOYT)   IWASE M,  KAWATSU S;  US5736623-A   INT BUSINESS MACHINES CORP (IBMC)   ANGELOPOULOS M,  FURMAN B K;  US5776625-A   H-POWER CORP (HPOW-Non-standard)   TERRY P L,  KAUFMAN A;  US5846606-A   ZIPPERLING KESSLER & CO GMBH & CO (ZIPP-Non-standard)   WESSLING B;  US5879828-A   MINNESOTA MINING & MFG CO (MINN)   ZIEGLER R J,  POIRIER R J,  DEBE M K,  WACKERFUSS M K;  US5882810-A   DOW CHEM CO (DOWC)   MUSSELL R D,  BABINEC S J,  SCORTICHINI C L,  PLOWMAN K R,  WEBB S P,  REHG T J;  US5939218-A   TOYOTA JIDOSHA KK (TOYT)   MIZUNO S;  US5962119-A   CELOTEX CORP (CELT)   CHAN T C;  US6479181-B2 -- US3423247-A   ;  US4043933-A   ;  US4185131-A   UNITED TECHNOLOGIES CORP (UNAC)   GOLLER G J,  PETRAGLIA V J,  DEWS G;  US4390603-A   HITACHI LTD (HITA)   KAWANA H,  HORIBA T,  IWAMOTO K,  FUJITA K,  TAMURA K;  US4585711-A   COMMUNIC SATELLITE CORP (COML)   VAIDYANATH H;  US4769115-A   ;  US4973391-A   OSAKA GAS CO LTD (OSAG)   MARUKU J M,  TAKAAKI O;  US5032547-A   ;  US5051156-A   INTEVEP SA (INVV)   SCHARIFKER B,  VEPEZ O,  JESUS J C,  RAMIREZDEA A M N;  US5068161-A   JOHNSON MATTHEY PLC (JOHO)   BUCHANAN J S,  HARDS G A,  KECK L;  US5215820-A   MITSUBISHI RAYON CO LTD (MITR)   HOSOKAWA H,  KAMADA K;  US5272017-A   GENERAL MOTORS CORP (GENK)   SWATHIRAJAN S,  MIKHAIL Y M;  US5292600-A   H-POWER CORP (HPOW-Non-standard)   KAUFMAN A;  US5316869-A   ENERGY PARTNERS INC (ENER-Non-standard)   MISIASZEK S M,  ALESSI D P,  PERRY J H,  PERSON A;  US5334292-A   UNIV TEXAS SYSTEM (TEXA)   BOSE C S C,  RAJESHWAR K;  US5411573-A   UNIV SINGAPORE NAT (UNUS)   TAN K L,  NEOH K G,  KANG E,  TING Y P;  US5523177-A   GINER INC (GINE-Non-standard)   LACONTI A B,  KOSEK J A,  CROPLEY C C;  US5531932-A   NESTE OY (NESO)   KAERNAE T,  LAAKSO J,  NIEMI T,  RUOHONEN H;  US5604057-A   GENERAL MOTORS CORP (GENK)   NAZRI G;  US5631039-A   PORTALS LTD (PORT-Non-standard)   KNIGHT M R M,  REID D H,  HARRISON J A;  US5672439-A   BALLARD POWER SYSTEMS INC (BLRD)   WILKINSON D P,  JOHNSON M C,  COLBOW K M,  CAMPBELL S A;  US5674644-A   GENERAL MOTORS CORP (GENK)   NAZRI G;  US5683828-A   AEROJET GEN CORP (AERG)   SPEAR R G,  MUEGGENBURG H H,  HODGE R;  US5702839-A   JOHNSON MATTHEY PLC (JOHO)   FROST J C,  GASCOYNE J M,  HARDS G A;  US5718984-A   TOYOTA JIDOSHA KK (TOYT)   IWASE M,  KAWATSU S;  US5736623-A   INT BUSINESS MACHINES CORP (IBMC)   ANGELOPOULOS M,  FURMAN B K;  US5776625-A   H-POWER CORP (HPOW-Non-standard)   TERRY P L,  KAUFMAN A;  US5846606-A   ZIPPERLING KESSLER & CO GMBH & CO (ZIPP-Non-standard)   WESSLING B;  US5879828-A   MINNESOTA MINING & MFG CO (MINN)   ZIEGLER R J,  POIRIER R J,  DEBE M K,  WACKERFUSS M K;  US5882810-A   DOW CHEM CO (DOWC)   MUSSELL R D,  BABINEC S J,  SCORTICHINI C L,  PLOWMAN K R,  WEBB S P,  REHG T J;  US5939218-A   TOYOTA JIDOSHA KK (TOYT)   MIZUNO S;  US5962119-A   CELOTEX CORP (CELT)   CHAN T C;  US2003008199-A1 -- US3615837-A   ESSO RES & ENG CO (ESSO);  US4562123-A   HITACHI LTD (HITA)   SHIMIZU T,  SATOU T,  TSUKUI T,  DOI R,  YAMAGUCHI M;  US5051156-A   INTEVEP SA (INVV)   SCHARIFKER B,  VEPEZ O,  JESUS J C,  RAMIREZDEA A M N;  US5132193-A   PHYSICAL SCI INC (PHYS-Non-standard)   REDDY V N R,  TAYLOR E J;  US5334292-A   UNIV TEXAS SYSTEM (TEXA)   BOSE C S C,  RAJESHWAR K;  US5846669-A   ILLINOIS INST TECH (ILLV)   WARD M D,  LEY K L,  MALLOUK T E,  SMOTKIN E S;  US6380126-B1   MEDIS EL LTD (MEDI-Non-standard);  FRIEDMAN M M (FRIE-Individual)   FINKELSHTAIN G,  KATZMAN Y,  KHIDEKEL M,  BOROVER G;  US6730350-B2 -- US3423247-A   ;  US4043933-A   ;  US4185131-A   UNITED TECHNOLOGIES CORP (UNAC)   GOLLER G J,  PETRAGLIA V J,  DEWS G;  US4390603-A   HITACHI LTD (HITA)   KAWANA H,  HORIBA T,  IWAMOTO K,  FUJITA K,  TAMURA K;  US4585711-A   COMMUNIC SATELLITE CORP (COML)   VAIDYANATH H;  US4769115-A   ;  US4973391-A   OSAKA GAS CO LTD (OSAG)   MARUKU J M,  TAKAAKI O;  US5032547-A   ;  US5051156-A   INTEVEP SA (INVV)   SCHARIFKER B,  VEPEZ O,  JESUS J C,  RAMIREZDEA A M N;  US5068161-A   JOHNSON MATTHEY PLC (JOHO)   BUCHANAN J S,  HARDS G A,  KECK L;  US5215820-A   MITSUBISHI RAYON CO LTD (MITR)   HOSOKAWA H,  KAMADA K;  US5272017-A   GENERAL MOTORS CORP (GENK)   SWATHIRAJAN S,  MIKHAIL Y M;  US5292600-A   H-POWER CORP (HPOW-Non-standard)   KAUFMAN A;  US5316869-A   ENERGY PARTNERS INC (ENER-Non-standard)   MISIASZEK S M,  ALESSI D P,  PERRY J H,  PERSON A;  US5334292-A   UNIV TEXAS SYSTEM (TEXA)   BOSE C S C,  RAJESHWAR K;  US5411573-A   UNIV SINGAPORE NAT (UNUS)   TAN K L,  NEOH K G,  KANG E,  TING Y P;  US5523177-A   GINER INC (GINE-Non-standard)   LACONTI A B,  KOSEK J A,  CROPLEY C C;  US5531932-A   NESTE OY (NESO)   KAERNAE T,  LAAKSO J,  NIEMI T,  RUOHONEN H;  US5571292-A   MATSUSHITA DENKI SANGYO KK (MATU)   TONOMURA T,  UEMACHI Y,  MIYAMOTO Y;  US5604057-A   GENERAL MOTORS CORP (GENK)   NAZRI G;  US5631039-A   PORTALS LTD (PORT-Non-standard)   KNIGHT M R M,  REID D H,  HARRISON J A;  US5674644-A   GENERAL MOTORS CORP (GENK)   NAZRI G;  US5683828-A   AEROJET GEN CORP (AERG)   SPEAR R G,  MUEGGENBURG H H,  HODGE R;  US5702839-A   JOHNSON MATTHEY PLC (JOHO)   FROST J C,  GASCOYNE J M,  HARDS G A;  US5718984-A   TOYOTA JIDOSHA KK (TOYT)   IWASE M,  KAWATSU S;  US5736623-A   INT BUSINESS MACHINES CORP (IBMC)   ANGELOPOULOS M,  FURMAN B K;  US5776625-A   H-POWER CORP (HPOW-Non-standard)   TERRY P L,  KAUFMAN A;  US5846606-A   ZIPPERLING KESSLER & CO GMBH & CO (ZIPP-Non-standard)   WESSLING B;  US5879828-A   MINNESOTA MINING & MFG CO (MINN)   ZIEGLER R J,  POIRIER R J,  DEBE M K,  WACKERFUSS M K;  US5882810-A   DOW CHEM CO (DOWC)   MUSSELL R D,  BABINEC S J,  SCORTICHINI C L,  PLOWMAN K R,  WEBB S P,  REHG T J;  US5939218-A   TOYOTA JIDOSHA KK (TOYT)   MIZUNO S;  US5962119-A   CELOTEX CORP (CELT)   CHAN T C