;  WO2006068789-A1 -- US4693730-A   UNION CARBIDE CORP (UNIC);  UOP (UNVO)   MILLER G Q,  GRAY R L;  US4941894-A   HANKINSON DIV HANSE (HANK-Non-standard)   BLACK J B;  US5296017-A   MITSUI TOATSU CHEM INC (MITK)   KONO Y,  URA M,  ITOH H,  TSURUDA S;  EP1838418-A1 -- JP01099627-A   ;  US5407465-A   PRAXAIR TECHNOLOGY INC (PRAX)   TOUSSAINT L J,  LASALA K A,  SMOLAREK J,  SCHAUB H R,  LEAVITT F W;  US20030223926-A1   ;  US7393382-B2 -- US2751034-A   ;  US3487608-A   GRAFF RW (GRA-Individual);  GRAFF R W (GRAF-Individual);  US3564816-A   UNION CARBIDE CORP (UNIC);  US3986849-A   UNION CARBIDE CORP (UNIC)   FUDERER A,  RUDELSTORFER E;  US4038054-A   GRAFF R W (GRA-Individual);  US4272265-A   ESSEX CRYOGENICS MISSOURI (ESSE-Non-standard)   SNYDER F P;  US4406675-A   UNION CARBIDE CORP (UNIC)   DANGIERI T J,  CASSIDY R T;  US4452612-A   CUBEMCO INC (CUBE-Non-standard)   MASTTIA M M;  US4469494-A   KINETICS TECHN INT (KINE-Non-standard)   VANWEEGEN W F;  US4685938-A   ;  US4693730-A   UNION CARBIDE CORP (UNIC);  UOP (UNVO)   MILLER G Q,  GRAY R L;  US4758253-A   IMPERIAL CHEM IND PLC (ICIL)   DAVIDSON P J,  LYWOOD W J;  US4787417-A   WINDSOR J E (WIND-Individual)   WINDSOR J F;  US4832711-A   PALL CORP (PALL)   WHITE D H,  CHRISTEL C;  US4925464-A   RYDER INT CORP (RYDE-Non-standard)   RABENAU R,  KANNER R W,  HUNTER D W;  US4941894-A   HANKINSON DIV HANSE (HANK-Non-standard)   BLACK J B;  US4968334-A   HILTON T J (HILT-Individual)   HILTON T J;  US5112367-A   HILL C C (HILL-Individual)   HILL C C;  US5114441-A   RYDER INT CORP (RYDE-Non-standard)   KANNER R W,  LISAK S P;  US5133784-A   AIR LIQUIDE CANADA LTEE (AIRL)   BOUDET M,  SCUDIER J M,  VOGOR X;  US5176722-A   BOC GROUP INC (BRTO)   LEMCOFF N,  GMELIN R;  US5256172-A   KEEFER B G (KEEF-Individual)   KEEFER B G;  US5256174-A   MITSUBISHI JUKOGYO KK (MITO)   KAI N,  KANEKO S,  ABE T;  US5268021-A   HILL C C (HILL-Individual);  HILL T B (HILL-Individual)   HILL C C,  HILL T B;  US5296017-A   MITSUI TOATSU CHEM INC (MITK)   KONO Y,  URA M,  ITOH H,  TSURUDA S;  US5366541-A   HILL C C (HILL-Individual);  HILL T B (HILL-Individual)   HILL C C,  HILL T B;  US5407465-A   PRAXAIR TECHNOLOGY INC (PRAX)   TOUSSAINT L J,  LASALA K A,  SMOLAREK J,  SCHAUB H R,  LEAVITT F W;  US5441559-A   AIR LIQUIDE SA (AIRL)   PETIT P,  POTEAU M,  SCUDIER J,  VIGOR X;  US5487775-A   BOC GROUP INC (BRTO)   LACAVA A,  MCKEIGUE K;  US5593478-A   SEQUAL TECHNOLOGIES INC (SEQU-Non-standard)   HILL C C,  HILL T B;  US5730778-A   SEQUAL TECHNOLOGIES INC (SEQU-Non-standard)   HILL T B,  HILL C C;  US5807423-A   BOC GROUP INC (BRTO)   LEMCOFF N O,  FRONZONI M A,  GARRETT M E,  GREEN B C,  ATKINSON T,  LACAVA A I;  US5814130-A   BOC GROUP INC (BRTO)   LEMCOFF N O,  FRONZONI M A,  GARRETT M E,  GREEN B C,  ATKINSON T,  LACAVA A I;  US5814131-A   BOC GROUP INC (BRTO)   LEMCOFF N O,  FRONZONI M A,  GARRETT M E,  GREEN B C,  ATKINSON T,  LACAVA A I;  US5820656-A   BOC GROUP INC (BRTO)   LEMCOFF N O,  FRONZONI M A,  GARRETT M E,  GREEN B C,  ATKINSON T,  LACAVA A I;  US5861137-A   EDLUND D J (EDLU-Individual)   EDLUND D J;  US5891217-A   BOC GROUP INC (BRTO)   LEMCOFF N O,  FRONZONI M A,  GARRETT M E,  GREEN B C,  ATKINSON T,  LACAVA A I;  US5979440-A   SEQUAL TECHNOLOGIES INC (SEQU-Non-standard)   HONKONEN S C,  HILL T B,  HILL C C,  WALKER G;  US5997594-A   NORTHWEST POWER SYSTEMS LLC (BLRD)   EDLUND D J,  PLEDGER W A;  US6045933-A   HONDA MOTOR CO LTD (HOND)   OKAMOTO T;  US6051050-A   QUESTOR IND INC (QUES-Non-standard)   KEEFER B G,  DOMAN D G;  US6056804-A   QUESTOR IND INC (QUES-Non-standard);  KEEFER B G (KEEF-Individual)   KEEFER B G,  MCLEAN C R;  US6063161-A   KEEFER B G (KEEF-Individual)   KEEFER B G,  DOMAN D G;  US6068680-A   IMPACT MST INC (IMPA-Non-standard)   KULISH S,  SWANK R P;  US6143056-A   PRAXAIR TECHNOLOGY INC (PRAX)   SMOLAREK J,  KUN L C;  US20010045061-A1   ;  US20020004157-A1   ;  US20020085970-A1   ;  US20020114747-A1   ;  US20020127442-A1   ;  US20020168306-A1   ;  US20030008186-A1   ;  US20030070550-A1   ;  US20030143448-A1   ;  US20030157390-A1   ;  US20030192251-A1   ;  US20030196550-A1   ;  US20030205131-A1   ;  US20030223926-A1   ;  US20040005492-A1   ;  US20040011198-A1   ;  US20040074388-A1   ;  US20040131911-A1   ;  US20040131912-A1   ;  US20040163534-A1   ;  US20040197616-A1   ;  US20040250472-A1   ;  US6168422-B1   QUESTOR TECHNOLOGY INC (QUES-Non-standard)   MOTYKA D R,  LOH J K S;  US6176897-B1   KEEFER B G (KEEF-Individual)   KEEFER B G;  US6221117-B1   NORTHWEST POWER SYSTEMS LLC (BLRD)   EDLUND D J,  PLEDGER W A;  US6311719-B1   SEQUAL TECHNOLOGIES INC (SEQU-Non-standard)   HILL T B,  HILL C C,  HANSEN A C;  US6379645-B1   AIR PROD & CHEM INC (AIRP)   BUCCI D P,  REPASKY J M,  CHATTERJEE N,  SNYDER G D;  US6406523-B1   QUESTAIR TECHNOLOGIES INC (QUES-Non-standard)   CONNOR D J,  DOMAN D G,  JEZIOROWSKI L,  KEEFER B G,  LARISCH B,  MCLEAN C,  SHAW I;  US6451095-B1   QUESTOR IND INC (QUES-Non-standard)   KEEFER B G,  DOMAN D G,  MCLEAN C R;  US6471744-B1   SEQUAL TECHNOLOGIES INC (SEQU-Non-standard)   HILL T B;  US6497856-B1   H2GEN INNOVATIONS INC (HTWO-Non-standard)   LOMAX F D,  REARDON J P,  BARBOUR J P;  US6565627-B1   AIR PROD & CHEM INC (AIRP)   GOLDEN T C,  GOLDEN C M A,  ZWILLING D P;  US6651653-B1   SEQUAL TECHNOLOGIES INC (SEQU-Non-standard)   HONKONEN S C,  HILL T B,  HILL C C,  WALKER G;  US6681764-B1   SEQUAL TECHNOLOGIES INC (SEQU-Non-standard)   HONKONEN S C,  HILL T B,  HILL C C,  WALKER G;  US6698423-B1   SEQUAL TECHNOLOGIES INC (SEQU-Non-standard);  TEIJIN LTD (TEIJ)   HONKONEN S C,  HILL T B,  HILL C C,  WALKER G;  US6699307-B1   H2GEN INNOVATIONS INC (HTWO-Non-standard)   LOMAX F D;  US6457485-B2   SEQUAL TECHNOLOGIES INC (SEQU-Non-standard)   HILL T B,  HILL C C,  HANSEN A C;  US6483001-B2   GOLDEN T C (GOLD-Individual);  WEIST E L (WEIS-Individual)   GOLDEN T C,  WEIST E L;  US6514318-B2   QUESTAIR TECHNOLOGIES INC (QUES-Non-standard)   KEEFER B G;  US6514319-B2   QUESTAIR TECHNOLOGIES INC (QUES-Non-standard)   KEEFER B G,  SCOTT J C,  MCLEAN C;  US6576043-B2   AIR PROD & CHEM INC (AIRP)   ZWILLING D P,  GOLDEN T C,  WEIST E L,  LUDWIG K A;  US6623719-B2   H2GEN INNOVATIONS INC (HTWO-Non-standard)   LOMAX F D,  REARDON J P,  BARBOUR J P;  US6627338-B2   BALLARD POWER SYSTEMS INC (BLRD)   ST-PIERRE J,  WILKINSON D P,  WAINWRIGHT D S;  US6635372-B2   GITTLEMAN C S (GITT-Individual)   GITTLEMAN C S;  US6658894-B2   AIR PROD & CHEM INC (AIRP)   GOLDEN T C,  FARRIS T S,  CHIANG R L,  WHITLEY R D,  TAYLOR F W;  US6660064-B2   ;  US6691702-B2   SEQUAL TECHNOLOGIES INC (SEQU-Non-standard)   APPEL W S,  WINTER D P,  SWARD B K,  SUGANO M,  SALTER E L,  BIXBY J A;  US6692545-B2   GITTLEMAN C S (GITT-Individual);  GUPTA R (GUPT-Individual)   GITTLEMAN C S,  GUPTA R;  US6712087-B2   SEQUAL TECHNOLOGIES INC (SEQU-Non-standard)   HILL T B,  HILL C C,  HANSEN A C;  US6755895-B2   H2GEN INNOVATIONS INC (HTWO-Non-standard)   LOMAX F D,  STREEKS M S;  US6770390-B2   AIR PROD & CHEM INC (AIRP)   GOLDEN T C,  WEIST E L;  US6814787-B2   GOLDEN T C (GOLD-Individual);  WEIST E L (WEIS-Individual)   GOLDEN T C,  WEIST E L;  US35099-E   HILL C C (HILL-Individual)   HILL C C;  US38493-E   KEEFER B G (KEEF-Individual)   KEEFER B G,  DOMAN D G;  AU2005319599-B2 -- US4693730-A   UNION CARBIDE CORP (UNIC);  UOP (UNVO)   MILLER G Q,  GRAY R L;  US5296017-A   MITSUI TOATSU CHEM INC (MITK)   KONO Y,  URA M,  ITOH H,  TSURUDA S;  KR929721-B1 -- US4693730-A   UNION CARBIDE CORP (UNIC);  UOP (UNVO)   MILLER G Q,  GRAY R L;  US5296017-A   MITSUI TOATSU CHEM INC (MITK)   KONO Y,  URA M,  ITOH H,  TSURUDA S