WO200078669-A1 -- DE19719997-A1   ;  DE19823499-A1   SANYO ELECTRIC CO LTD (SAOL)   MATSUBAYASHI T,  ODA K,  MIYAKE Y;  EP600621-A1   ROLLS ROYCE & ASSOC LTD (RORO)   COLLINS R D,  OAKLEY M J;  JP57209803-A   ;  WO1990006281-A   ;  WO1998000361-A1   ;  WO1998008771-A2   ;  NL1013478-C2 -- DE19719997-A1   ;  EP600621-A1   ROLLS ROYCE & ASSOC LTD (RORO)   COLLINS R D,  OAKLEY M J;  EP600621-B1   ROLLS ROYCE & ASSOC LTD (RORO)   COLLINS R D,  OAKLEY M J;  WO1990006281-A   ;  WO1998000361-A1   ;  WO1998008771-A2   ;  US2003144133-A1 -- US4138442-A   MOBIL OIL CORP (MOBI)   CHANG C D,  SILVESTRI A J;  US4472535-A   MOBIL OIL CORP (MOBI)   CHANG C D,  SOCHA R F;  US4599454-A   PHILLIPS PETROLEUM CO (PHIP)   ELLIOTT D J,  PENNELLA F;  US4605775-A   PHILLIPS PETROLEUM CO (PHIP)   ELLIOTT D J;  US4939292-A   PHILLIPS PETROLEUM CO (PHIP)   ELLIOTT D J,  PENNELLA F;  US6784135-B2 -- US3894102-A   MOBIL OIL CORP (MOBI);  US4138442-A   MOBIL OIL CORP (MOBI)   CHANG C D,  SILVESTRI A J;  US4448998-A   PROCTER & GAMBLE CO (PROC)   KING R M;  US4472535-A   MOBIL OIL CORP (MOBI)   CHANG C D,  SOCHA R F;  US4483691-A   ENGELHARD MINERALS CORP (ENGH)   MCSHEA W T,  YARRINGTON R M;  US4582585-A   ALUMINUM CO OF AMERICA (ALUM)   RAY S P;  US4599454-A   PHILLIPS PETROLEUM CO (PHIP)   ELLIOTT D J,  PENNELLA F;  US4605775-A   PHILLIPS PETROLEUM CO (PHIP)   ELLIOTT D J;  US4678760-A   ALUMINUM CO OF AMERICA (ALUM)   RAY S P;  US4808562-A   HENKEL KGAA (HENK)   KUBERSKY H P,  ROLLBERG H G;  US4844837-A   ENGELHARD MINERALS CORP (ENGH);  US4923836-A   UNION OIL CO CALIFORNIA (UNOC)   KOKAYEFF P,  ABDO S F;  US4927857-A   ENGELHARD MINERALS CORP (ENGH);  US4939292-A   PHILLIPS PETROLEUM CO (PHIP)   ELLIOTT D J,  PENNELLA F;  US5023276-A   ENGELHARD MINERALS CORP (ENGH);  US5218003-A   AIR PROD & CHEM INC (AIRP)   HSIUNG T H L,  WHITE J F,  LEWNARD J J,  BHATT B L;  US5254516-A   RES TRIANGLE INST (RTRI)   GUPTA R P,  GANGWAL S K,  JAIN S C;  US5459166-A   ELECTRIC POWER RES INST INC (ELPO)   KULIK C J,  FULLERTON K L,  LEE S,  GOGATE M R;  US5478789-A   KAO CORP (KAOS)   HATTORI Y,  TSUKADA K;  US5554215-A   TIOXIDE GROUP SERVICES LTD (BRTI)   SIMPSON L A,  ROBB J,  BANFORD J,  DIETZ P F,  TEMPERLEY J;  US5563106-A   ;  US5783515-A   NE CHEMCAT CORP (NECH-Non-standard);  NKK CORP (NIKN)   SAKURAI T,  IWASAKI T,  SHIBUYA E;  US5834395-A   JISEDAI HAI GAS SHOKUBAI KENKYUSHO KK (JISE-Non-standard)   HONDA T;  US5905051-A   WU A (WUAA-Individual);  DRAKE C A (DRAK-Individual)   WU A,  DRAKE C A;  US6147125-A   NKK CORP (NIKN)   SHIKADA T,  OHNO Y,  OGAWA T,  MIZUGUCHI M,  ONO M,  FUJIMOTO K;  US6156084-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;  US6162267-A   UOP LLC (UNVO)   STIPPICH K J,  TOWLER G P,  OROSKAR A R,  PRIEGNITZ J W,  BUSSCHE K V;  US6245303-B1   LITTLE INC ARTHUR D (LITT)   BENTLEY J M,  MITCHELL W L,  CLAWSON L G,  CROSS J C;  US6254807-B1   UNIV MINNESOTA (MINU)   SCHMIDT L D,  WITT P M;  US6375924-B1   UOP LLC (UNVO)   TOWLER G P,  VANDEN BUSSCHE K M;  US6409974-B1   UOP LLC (UNVO)   TOWLER G P,  BUSSCHE K V;  WO2001037990-A1   ;  US2005026777-A1 -- US3894102-A   MOBIL OIL CORP (MOBI);  US4448998-A   PROCTER & GAMBLE CO (PROC)   KING R M;  US4483691-A   ENGELHARD MINERALS CORP (ENGH)   MCSHEA W T,  YARRINGTON R M;  US4678760-A   ALUMINUM CO OF AMERICA (ALUM)   RAY S P;  US4808562-A   HENKEL KGAA (HENK)   KUBERSKY H P,  ROLLBERG H G;  US4844837-A   ENGELHARD MINERALS CORP (ENGH);  US4923836-A   UNION OIL CO CALIFORNIA (UNOC)   KOKAYEFF P,  ABDO S F;  US4927857-A   ENGELHARD MINERALS CORP (ENGH);  US5023276-A   ENGELHARD MINERALS CORP (ENGH);  US5218003-A   AIR PROD & CHEM INC (AIRP)   HSIUNG T H L,  WHITE J F,  LEWNARD J J,  BHATT B L;  US5254516-A   RES TRIANGLE INST (RTRI)   GUPTA R P,  GANGWAL S K,  JAIN S C;  US5459166-A   ELECTRIC POWER RES INST INC (ELPO)   KULIK C J,  FULLERTON K L,  LEE S,  GOGATE M R;  US5478789-A   KAO CORP (KAOS)   HATTORI Y,  TSUKADA K;  US5554215-A   TIOXIDE GROUP SERVICES LTD (BRTI)   SIMPSON L A,  ROBB J,  BANFORD J,  DIETZ P F,  TEMPERLEY J;  US5783515-A   NE CHEMCAT CORP (NECH-Non-standard);  NKK CORP (NIKN)   SAKURAI T,  IWASAKI T,  SHIBUYA E;  US5834395-A   JISEDAI HAI GAS SHOKUBAI KENKYUSHO KK (JISE-Non-standard)   HONDA T;  US5905051-A   WU A (WUAA-Individual);  DRAKE C A (DRAK-Individual)   WU A,  DRAKE C A;  US6147125-A   NKK CORP (NIKN)   SHIKADA T,  OHNO Y,  OGAWA T,  MIZUGUCHI M,  ONO M,  FUJIMOTO K;  US6162267-A   UOP LLC (UNVO)   STIPPICH K J,  TOWLER G P,  OROSKAR A R,  PRIEGNITZ J W,  BUSSCHE K V;  US6245303-B1   LITTLE INC ARTHUR D (LITT)   BENTLEY J M,  MITCHELL W L,  CLAWSON L G,  CROSS J C;  US6254807-B1   UNIV MINNESOTA (MINU)   SCHMIDT L D,  WITT P M;  US7410931-B2 -- US3894102-A   MOBIL OIL CORP (MOBI);  US4138442-A   MOBIL OIL CORP (MOBI)   CHANG C D,  SILVESTRI A J;  US4448998-A   PROCTER & GAMBLE CO (PROC)   KING R M;  US4472535-A   MOBIL OIL CORP (MOBI)   CHANG C D,  SOCHA R F;  US4483691-A   ENGELHARD MINERALS CORP (ENGH)   MCSHEA W T,  YARRINGTON R M;  US4582585-A   ALUMINUM CO OF AMERICA (ALUM)   RAY S P;  US4599454-A   PHILLIPS PETROLEUM CO (PHIP)   ELLIOTT D J,  PENNELLA F;  US4605775-A   PHILLIPS PETROLEUM CO (PHIP)   ELLIOTT D J;  US4678760-A   ALUMINUM CO OF AMERICA (ALUM)   RAY S P;  US4808562-A   HENKEL KGAA (HENK)   KUBERSKY H P,  ROLLBERG H G;  US4844837-A   ENGELHARD MINERALS CORP (ENGH);  US4923836-A   UNION OIL CO CALIFORNIA (UNOC)   KOKAYEFF P,  ABDO S F;  US4927857-A   ENGELHARD MINERALS CORP (ENGH);  US4939292-A   PHILLIPS PETROLEUM CO (PHIP)   ELLIOTT D J,  PENNELLA F;  US5023276-A   ENGELHARD MINERALS CORP (ENGH);  US5218003-A   AIR PROD & CHEM INC (AIRP)   HSIUNG T H L,  WHITE J F,  LEWNARD J J,  BHATT B L;  US5254516-A   RES TRIANGLE INST (RTRI)   GUPTA R P,  GANGWAL S K,  JAIN S C;  US5459166-A   ELECTRIC POWER RES INST INC (ELPO)   KULIK C J,  FULLERTON K L,  LEE S,  GOGATE M R;  US5478789-A   KAO CORP (KAOS)   HATTORI Y,  TSUKADA K;  US5554215-A   TIOXIDE GROUP SERVICES LTD (BRTI)   SIMPSON L A,  ROBB J,  BANFORD J,  DIETZ P F,  TEMPERLEY J;  US5563106-A   ;  US5783515-A   NE CHEMCAT CORP (NECH-Non-standard);  NKK CORP (NIKN)   SAKURAI T,  IWASAKI T,  SHIBUYA E;  US5834395-A   JISEDAI HAI GAS SHOKUBAI KENKYUSHO KK (JISE-Non-standard)   HONDA T;  US5905051-A   WU A (WUAA-Individual);  DRAKE C A (DRAK-Individual)   WU A,  DRAKE C A;  US6147125-A   NKK CORP (NIKN)   SHIKADA T,  OHNO Y,  OGAWA T,  MIZUGUCHI M,  ONO M,  FUJIMOTO K;  US6156084-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;  US6162267-A   UOP LLC (UNVO)   STIPPICH K J,  TOWLER G P,  OROSKAR A R,  PRIEGNITZ J W,  BUSSCHE K V;  US6245303-B1   LITTLE INC ARTHUR D (LITT)   BENTLEY J M,  MITCHELL W L,  CLAWSON L G,  CROSS J C;  US6254807-B1   UNIV MINNESOTA (MINU)   SCHMIDT L D,  WITT P M;  US6375924-B1   UOP LLC (UNVO)   TOWLER G P,  VANDEN BUSSCHE K M;  US6409974-B1   UOP LLC (UNVO)   TOWLER G P,  BUSSCHE K V;  US6784135-B2   PLUG POWER INC (PLUG-Non-standard)   SCHOLTEN A,  VAN NISSELROOIJ P F M T,  DE JONGH W R,  STOKMAN J;  WO2001037990-A1