;  WO200201848-A2 -- DE19955704-A1   BASF AG (BADI)   WENDEROTH B,  STRAUSS R,  LONCHAMPT J;  US4460478-A   UNION CARBIDE CORP (UNIC)   MOHR P H,  ZIENTEK E A;  WO2001023495-A1   ;  US2004129920-A1 -- US4460478-A   UNION CARBIDE CORP (UNIC)   MOHR P H,  ZIENTEK E A;  US4676919-A   FIRST BRANDS CORP (FIRS-Non-standard)   ZIENTEK E A;  US4684475-A   FIRST BRANDS CORP (FIRS-Non-standard)   MATULEWICZ W N;  US5006866-A   TOSHIBA KK (TOKE)   SOMEYA A;  US5366651-A   TEXACO SERVICES EURO LTD (TEXC)   MAES J,  VAN NESTE W A;  US5454967-A   BASF AG (BADI)   PFITZNER K,  DEHLER J,  MESZAROS L;  US6080331-A   BASF AG (BADI)   MESZAROS L,  SCHRIMPF H,  PFITZNER K;  US20040028971-A1   ;  US6680138-B1   SEC AGENCY IND SCI & TECHNOLOGY (INSC-Non-standard);  SEKISUI CHEM CO LTD (SEKI);  HONMA I (HONM-Individual)   HONMA I,  NOMURA S,  SUGIMOTO T,  NISHIKAWA O;  EP1399523-B1 -- DE19955704-A1   BASF AG (BADI)   WENDEROTH B,  STRAUSS R,  LONCHAMPT J;  US4460478-A   UNION CARBIDE CORP (UNIC)   MOHR P H,  ZIENTEK E A;  WO2001023495-A1   ;  US2006033074-A1 -- US4460478-A   UNION CARBIDE CORP (UNIC)   MOHR P H,  ZIENTEK E A;  US4676919-A   FIRST BRANDS CORP (FIRS-Non-standard)   ZIENTEK E A;  US4684475-A   FIRST BRANDS CORP (FIRS-Non-standard)   MATULEWICZ W N;  US4781435-A   DEUT FORSCH LUFT RAUMFAHRT EV (DELF)   LIPPMANN R,  DORGELOH H;  US4925294-A   GESHWIND D (GESH-Individual);  US5006866-A   TOSHIBA KK (TOKE)   SOMEYA A;  US5510832-A   MEDI-VISION TECHNOLOGIES INC (MEDI-Non-standard)   GARCIA B J;  US5673081-A   SANYO ELECTRIC CO LTD (SAOL)   YAMASHITA S,  OKINO T,  IINUMA T,  MAENAKA A,  MURATA H,  MORI Y;  US5682437-A   SANYO ELECTRIC CO LTD (SAOL)   OKINO T,  LINUMA T,  YAMASHITA S,  MURATA H,  OKADA S,  MORI Y,  MAENAKA A,  UCHIDA H,  TANASE S,  IKEDA T,  TAKAHASHI M;  US5717415-A   SANYO ELECTRIC CO LTD (SAOL)   IUE S,  MURATA H,  MORI Y,  IINUMA T,  MAENAKA A,  ANDO T,  TAKEMORI D,  MINECHIKA S;  US5739844-A   SANYO ELECTRIC CO LTD (SAOL)   ANDO T,  ENOMOTO T,  UWA N;  US5777666-A   SANYO ELECTRIC CO LTD (SAOL)   OKINO T,  YAMASHITA S,  TANASE S,  IINUMA T,  MORI Y,  MAENAKA A,  OKADA S,  UCHIDA H,  IHARA K;  US5808664-A   SANYO ELECTRIC CO LTD (SAOL)   YAMASHITA S,  OKINO T,  MURATA H,  LINUMA T,  MORI Y,  OKADA S;  US5953054-A   GEO-3D INC (GEOT-Non-standard)   MERCIER D;  US5969766-A   DAEWOO ELECTRONICS CO LTD (DGBU)   KIM J;  US6108005-A   SPACE CORP (SPAC-Non-standard)   STARKS M,  SHULMAN A;  US20020122585-A1   ;  US20020126202-A1   ;  US20020191841-A1   ;  US20040028971-A1   ;  US6215516-B1   REVEO INC (REVO)   MA K,  SWIFT D;  US6215590-B1   TOSHIBA KK (TOKE)   OKANO H;  US6314211-B1   SAMSUNG ELECTRONICS CO LTD (SMSU)   KIM M B,  SONG M S,  KIM D K;  US6377625-B1   SOFT4D JH (SOFT-Non-standard)   KIM M B;  US6392689-B1   DOLGOFF E (DOLG-Individual)   DOLGOFF E;  US6432320-B1   BONSIGNORE P (BONS-Individual);  GURIN M H (GURI-Individual)   BONSIGNORE P,  GURIN M H;  US6456432-B1   VREX INC (VREX-Non-standard)   LAZZARO G M,  SWIFT D C,  HAMLIN G J,  FARIS S M;  US6496598-B1   XENOTECH RES PTY LTD (XENO-Non-standard)   HARMAN P V;  US6680138-B1   SEC AGENCY IND SCI & TECHNOLOGY (INSC-Non-standard);  SEKISUI CHEM CO LTD (SEKI);  HONMA I (HONM-Individual)   HONMA I,  NOMURA S,  SUGIMOTO T,  NISHIKAWA O;  US2006192174-A1 -- US4460478-A   UNION CARBIDE CORP (UNIC)   MOHR P H,  ZIENTEK E A;  US4676919-A   FIRST BRANDS CORP (FIRS-Non-standard)   ZIENTEK E A;  US4684475-A   FIRST BRANDS CORP (FIRS-Non-standard)   MATULEWICZ W N;  US4781435-A   DEUT FORSCH LUFT RAUMFAHRT EV (DELF)   LIPPMANN R,  DORGELOH H;  US4925294-A   GESHWIND D (GESH-Individual);  US5006866-A   TOSHIBA KK (TOKE)   SOMEYA A;  US5510832-A   MEDI-VISION TECHNOLOGIES INC (MEDI-Non-standard)   GARCIA B J;  US5673081-A   SANYO ELECTRIC CO LTD (SAOL)   YAMASHITA S,  OKINO T,  IINUMA T,  MAENAKA A,  MURATA H,  MORI Y;  US5682437-A   SANYO ELECTRIC CO LTD (SAOL)   OKINO T,  LINUMA T,  YAMASHITA S,  MURATA H,  OKADA S,  MORI Y,  MAENAKA A,  UCHIDA H,  TANASE S,  IKEDA T,  TAKAHASHI M;  US5717415-A   SANYO ELECTRIC CO LTD (SAOL)   IUE S,  MURATA H,  MORI Y,  IINUMA T,  MAENAKA A,  ANDO T,  TAKEMORI D,  MINECHIKA S;  US5739844-A   SANYO ELECTRIC CO LTD (SAOL)   ANDO T,  ENOMOTO T,  UWA N;  US5777666-A   SANYO ELECTRIC CO LTD (SAOL)   OKINO T,  YAMASHITA S,  TANASE S,  IINUMA T,  MORI Y,  MAENAKA A,  OKADA S,  UCHIDA H,  IHARA K;  US5808664-A   SANYO ELECTRIC CO LTD (SAOL)   YAMASHITA S,  OKINO T,  MURATA H,  LINUMA T,  MORI Y,  OKADA S;  US5953054-A   GEO-3D INC (GEOT-Non-standard)   MERCIER D;  US5969766-A   DAEWOO ELECTRONICS CO LTD (DGBU)   KIM J;  US6108005-A   SPACE CORP (SPAC-Non-standard)   STARKS M,  SHULMAN A;  US20020122585-A1   ;  US20020126202-A1   ;  US20020191841-A1   ;  US20040028971-A1   ;  US6215516-B1   REVEO INC (REVO)   MA K,  SWIFT D;  US6215590-B1   TOSHIBA KK (TOKE)   OKANO H;  US6314211-B1   SAMSUNG ELECTRONICS CO LTD (SMSU)   KIM M B,  SONG M S,  KIM D K;  US6377625-B1   SOFT4D JH (SOFT-Non-standard)   KIM M B;  US6392689-B1   DOLGOFF E (DOLG-Individual)   DOLGOFF E;  US6432320-B1   BONSIGNORE P (BONS-Individual);  GURIN M H (GURI-Individual)   BONSIGNORE P,  GURIN M H;  US6456432-B1   VREX INC (VREX-Non-standard)   LAZZARO G M,  SWIFT D C,  HAMLIN G J,  FARIS S M;  US6496598-B1   XENOTECH RES PTY LTD (XENO-Non-standard)   HARMAN P V;  US6680138-B1   SEC AGENCY IND SCI & TECHNOLOGY (INSC-Non-standard);  SEKISUI CHEM CO LTD (SEKI);  HONMA I (HONM-Individual)   HONMA I,  NOMURA S,  SUGIMOTO T,  NISHIKAWA O;  US2006219975-A1 -- US4460478-A   UNION CARBIDE CORP (UNIC)   MOHR P H,  ZIENTEK E A;  US4676919-A   FIRST BRANDS CORP (FIRS-Non-standard)   ZIENTEK E A;  US4684475-A   FIRST BRANDS CORP (FIRS-Non-standard)   MATULEWICZ W N;  US4781435-A   DEUT FORSCH LUFT RAUMFAHRT EV (DELF)   LIPPMANN R,  DORGELOH H;  US4925294-A   GESHWIND D (GESH-Individual);  US5006866-A   TOSHIBA KK (TOKE)   SOMEYA A;  US5510832-A   MEDI-VISION TECHNOLOGIES INC (MEDI-Non-standard)   GARCIA B J;  US5673081-A   SANYO ELECTRIC CO LTD (SAOL)   YAMASHITA S,  OKINO T,  IINUMA T,  MAENAKA A,  MURATA H,  MORI Y;  US5682437-A   SANYO ELECTRIC CO LTD (SAOL)   OKINO T,  LINUMA T,  YAMASHITA S,  MURATA H,  OKADA S,  MORI Y,  MAENAKA A,  UCHIDA H,  TANASE S,  IKEDA T,  TAKAHASHI M;  US5717415-A   SANYO ELECTRIC CO LTD (SAOL)   IUE S,  MURATA H,  MORI Y,  IINUMA T,  MAENAKA A,  ANDO T,  TAKEMORI D,  MINECHIKA S;  US5739844-A   SANYO ELECTRIC CO LTD (SAOL)   ANDO T,  ENOMOTO T,  UWA N;  US5777666-A   SANYO ELECTRIC CO LTD (SAOL)   OKINO T,  YAMASHITA S,  TANASE S,  IINUMA T,  MORI Y,  MAENAKA A,  OKADA S,  UCHIDA H,  IHARA K;  US5808664-A   SANYO ELECTRIC CO LTD (SAOL)   YAMASHITA S,  OKINO T,  MURATA H,  LINUMA T,  MORI Y,  OKADA S;  US5953054-A   GEO-3D INC (GEOT-Non-standard)   MERCIER D;  US5969766-A   DAEWOO ELECTRONICS CO LTD (DGBU)   KIM J;  US6108005-A   SPACE CORP (SPAC-Non-standard)   STARKS M,  SHULMAN A;  US20020122585-A1   ;  US20020126202-A1   ;  US20020191841-A1   ;  US20040028971-A1   ;  US6215516-B1   REVEO INC (REVO)   MA K,  SWIFT D;  US6215590-B1   TOSHIBA KK (TOKE)   OKANO H;  US6314211-B1   SAMSUNG ELECTRONICS CO LTD (SMSU)   KIM M B,  SONG M S,  KIM D K;  US6377625-B1   SOFT4D JH (SOFT-Non-standard)   KIM M B;  US6392689-B1   DOLGOFF E (DOLG-Individual)   DOLGOFF E;  US6432320-B1   BONSIGNORE P (BONS-Individual);  GURIN M H (GURI-Individual)   BONSIGNORE P,  GURIN M H;  US6456432-B1   VREX INC (VREX-Non-standard)   LAZZARO G M,  SWIFT D C,  HAMLIN G J,  FARIS S M;  US6496598-B1   XENOTECH RES PTY LTD (XENO-Non-standard)   HARMAN P V;  US6680138-B1   SEC AGENCY IND SCI & TECHNOLOGY (INSC-Non-standard);  SEKISUI CHEM CO LTD (SEKI);  HONMA I (HONM-Individual)   HONMA I,  NOMURA S,  SUGIMOTO T,  NISHIKAWA O;  US7371334-B2 -- DE10063951-A1   BASF AG (BADI)   WENDEROTH B,  MESZAROS L,  DAMBACH S,  FIDORRA U,  BERGEMANN M;  DE19802490-A1   DBB FUEL CELL ENGINES GMBH (DBBF-Non-standard);  BALLARD POWER SYSTEMS INC (BLRD)   SAUSEN E,  RENNEFELD A,  GAULHOFER A;  DE19955704-A1   BASF AG (BADI)   WENDEROTH B,  STRAUSS R,  LONCHAMPT J;  EP105803-A   UNION CARBIDE CORP (UNIC)   MOHR P H,  ZIENTEK E A;  EP1009050-A2   OPEL AG ADAM (OPEL)   MATEJCEK L,  WOEHR M;  US4460478-A   UNION CARBIDE CORP (UNIC)   MOHR P H,  ZIENTEK E A;  US4676919-A   FIRST BRANDS CORP (FIRS-Non-standard)   ZIENTEK E A;  US4684475-A   FIRST BRANDS CORP (FIRS-Non-standard)   MATULEWICZ W N;  US5000866-A   FIRST BRANDS CORP (FIRS-Non-standard)   WOYCIESJES P M;  US5366651-A   TEXACO SERVICES EURO LTD (TEXC)   MAES J,  VAN NESTE W A;  US5454967-A   BASF AG (BADI)   PFITZNER K,  DEHLER J,  MESZAROS L;  US6080331-A   BASF AG (BADI)   MESZAROS L,  SCHRIMPF H,  PFITZNER K;  US20040028971-A1   ;  US6680138-B1   SEC AGENCY IND SCI & TECHNOLOGY (INSC-Non-standard);  SEKISUI CHEM CO LTD (SEKI);  HONMA I (HONM-Individual)   HONMA I,  NOMURA S,  SUGIMOTO T,  NISHIKAWA O;  WO2000002974-A1   ;  WO2000017951-A1   ;  WO2001023495-A1   ;  US7419617-B2 -- DE3530601-A   TOSHIBA KK (TOKE)   TSUJII O;  DE10063951-A1   BASF AG (BADI)   WENDEROTH B,  MESZAROS L,  DAMBACH S,  FIDORRA U,  BERGEMANN M;  DE19802490-A1   DBB FUEL CELL ENGINES GMBH (DBBF-Non-standard);  BALLARD POWER SYSTEMS INC (BLRD)   SAUSEN E,  RENNEFELD A,  GAULHOFER A;  DE19955704-A1   BASF AG (BADI)   WENDEROTH B,  STRAUSS R,  LONCHAMPT J;  EP1262535-A1   TOYOTA JIDOSHA KK (TOYT)   NISHII M,  TANIKAWA M,  WATANABE H,  KUROKAWA Y,  SUGIYAMA S,  YAEDA K;  EP520179-A2   EASTMAN KODAK CO (EAST)   TAYLOR R Y,  CHASE S B;  EP1009050-A2   OPEL AG ADAM (OPEL)   MATEJCEK L,  WOEHR M;  EP105803-B   UNION CARBIDE CORP (UNIC)   MOHR P H,  ZIENTEK E A;  EP665697-B1   SANYO ELECTRIC CO LTD (SAOL)   IUE S,  MURATA H,  MORI Y,  IINUMA T,  MAENAKA A,  ANDO T,  TAKEMORI D,  MINECHIKA S;  EP714077-B1   SANYO ELECTRIC CO LTD (SAOL)   YAMASHITA S,  OKINO T,  IINUMA T,  MAENAKA A,  MURATA H,  MORI Y;  US4460478-A   UNION CARBIDE CORP (UNIC)   MOHR P H,  ZIENTEK E A;  US4676919-A   FIRST BRANDS CORP (FIRS-Non-standard)   ZIENTEK E A;  US4684475-A   FIRST BRANDS CORP (FIRS-Non-standard)   MATULEWICZ W N;  US4781435-A   DEUT FORSCH LUFT RAUMFAHRT EV (DELF)   LIPPMANN R,  DORGELOH H;  US4925294-A   GESHWIND D (GESH-Individual);  US5000866-A   FIRST BRANDS CORP (FIRS-Non-standard)   WOYCIESJES P M;  US5510832-A   MEDI-VISION TECHNOLOGIES INC (MEDI-Non-standard)   GARCIA B J;  US5673081-A   SANYO ELECTRIC CO LTD (SAOL)   YAMASHITA S,  OKINO T,  IINUMA T,  MAENAKA A,  MURATA H,  MORI Y;  US5682437-A   SANYO ELECTRIC CO LTD (SAOL)   OKINO T,  LINUMA T,  YAMASHITA S,  MURATA H,  OKADA S,  MORI Y,  MAENAKA A,  UCHIDA H,  TANASE S,  IKEDA T,  TAKAHASHI M;  US5717415-A   SANYO ELECTRIC CO LTD (SAOL)   IUE S,  MURATA H,  MORI Y,  IINUMA T,  MAENAKA A,  ANDO T,  TAKEMORI D,  MINECHIKA S;  US5739844-A   SANYO ELECTRIC CO LTD (SAOL)   ANDO T,  ENOMOTO T,  UWA N;  US5777666-A   SANYO ELECTRIC CO LTD (SAOL)   OKINO T,  YAMASHITA S,  TANASE S,  IINUMA T,  MORI Y,  MAENAKA A,  OKADA S,  UCHIDA H,  IHARA K;  US5808664-A   SANYO ELECTRIC CO LTD (SAOL)   YAMASHITA S,  OKINO T,  MURATA H,  LINUMA T,  MORI Y,  OKADA S;  US5953054-A   GEO-3D INC (GEOT-Non-standard)   MERCIER D;  US5969766-A   DAEWOO ELECTRONICS CO LTD (DGBU)   KIM J;  US6108005-A   SPACE CORP (SPAC-Non-standard)   STARKS M,  SHULMAN A;  US20020122585-A1   ;  US20020126202-A1   ;  US20020191841-A1   ;  US20040028971-A1   ;  US6215516-B1   REVEO INC (REVO)   MA K,  SWIFT D;  US6215590-B1   TOSHIBA KK (TOKE)   OKANO H;  US6314211-B1   SAMSUNG ELECTRONICS CO LTD (SMSU)   KIM M B,  SONG M S,  KIM D K;  US6377625-B1   SOFT4D JH (SOFT-Non-standard)   KIM M B;  US6392689-B1   DOLGOFF E (DOLG-Individual)   DOLGOFF E;  US6432320-B1   BONSIGNORE P (BONS-Individual);  GURIN M H (GURI-Individual)   BONSIGNORE P,  GURIN M H;  US6456432-B1   VREX INC (VREX-Non-standard)   LAZZARO G M,  SWIFT D C,  HAMLIN G J,  FARIS S M;  US6496598-B1   XENOTECH RES PTY LTD (XENO-Non-standard)   HARMAN P V;  US6680138-B1   SEC AGENCY IND SCI & TECHNOLOGY (INSC-Non-standard);  SEKISUI CHEM CO LTD (SEKI);  HONMA I (HONM-Individual)   HONMA I,  NOMURA S,  SUGIMOTO T,  NISHIKAWA O;  WO1999003068-A1   ;  WO1999012127-A1   ;  WO2000017951-A1   ;  WO2001023495-A1   ;  WO2001076258-A2   ;  US7419618-B2 -- DE3530601-A   TOSHIBA KK (TOKE)   TSUJII O;  DE10063951-A1   BASF AG (BADI)   WENDEROTH B,  MESZAROS L,  DAMBACH S,  FIDORRA U,  BERGEMANN M;  DE19802490-A1   DBB FUEL CELL ENGINES GMBH (DBBF-Non-standard);  BALLARD POWER SYSTEMS INC (BLRD)   SAUSEN E,  RENNEFELD A,  GAULHOFER A;  DE19955704-A1   BASF AG (BADI)   WENDEROTH B,  STRAUSS R,  LONCHAMPT J;  EP520179-A2   EASTMAN KODAK CO (EAST)   TAYLOR R Y,  CHASE S B;  EP1009050-A2   OPEL AG ADAM (OPEL)   MATEJCEK L,  WOEHR M;  EP105803-B   UNION CARBIDE CORP (UNIC)   MOHR P H,  ZIENTEK E A;  EP665697-B1   SANYO ELECTRIC CO LTD (SAOL)   IUE S,  MURATA H,  MORI Y,  IINUMA T,  MAENAKA A,  ANDO T,  TAKEMORI D,  MINECHIKA S;  EP714077-B1   SANYO ELECTRIC CO LTD (SAOL)   YAMASHITA S,  OKINO T,  IINUMA T,  MAENAKA A,  MURATA H,  MORI Y;  US4460478-A   UNION CARBIDE CORP (UNIC)   MOHR P H,  ZIENTEK E A;  US4676919-A   FIRST BRANDS CORP (FIRS-Non-standard)   ZIENTEK E A;  US4684475-A   FIRST BRANDS CORP (FIRS-Non-standard)   MATULEWICZ W N;  US4781435-A   DEUT FORSCH LUFT RAUMFAHRT EV (DELF)   LIPPMANN R,  DORGELOH H;  US4925294-A   GESHWIND D (GESH-Individual);  US5000866-A   FIRST BRANDS CORP (FIRS-Non-standard)   WOYCIESJES P M;  US5510832-A   MEDI-VISION TECHNOLOGIES INC (MEDI-Non-standard)   GARCIA B J;  US5673081-A   SANYO ELECTRIC CO LTD (SAOL)   YAMASHITA S,  OKINO T,  IINUMA T,  MAENAKA A,  MURATA H,  MORI Y;  US5682437-A   SANYO ELECTRIC CO LTD (SAOL)   OKINO T,  LINUMA T,  YAMASHITA S,  MURATA H,  OKADA S,  MORI Y,  MAENAKA A,  UCHIDA H,  TANASE S,  IKEDA T,  TAKAHASHI M;  US5717415-A   SANYO ELECTRIC CO LTD (SAOL)   IUE S,  MURATA H,  MORI Y,  IINUMA T,  MAENAKA A,  ANDO T,  TAKEMORI D,  MINECHIKA S;  US5739844-A   SANYO ELECTRIC CO LTD (SAOL)   ANDO T,  ENOMOTO T,  UWA N;  US5777666-A   SANYO ELECTRIC CO LTD (SAOL)   OKINO T,  YAMASHITA S,  TANASE S,  IINUMA T,  MORI Y,  MAENAKA A,  OKADA S,  UCHIDA H,  IHARA K;  US5808664-A   SANYO ELECTRIC CO LTD (SAOL)   YAMASHITA S,  OKINO T,  MURATA H,  LINUMA T,  MORI Y,  OKADA S;  US5953054-A   GEO-3D INC (GEOT-Non-standard)   MERCIER D;  US5969766-A   DAEWOO ELECTRONICS CO LTD (DGBU)   KIM J;  US6108005-A   SPACE CORP (SPAC-Non-standard)   STARKS M,  SHULMAN A;  US20020122585-A1   ;  US20020126202-A1   ;  US20020191841-A1   ;  US20040028971-A1   ;  US6215516-B1   REVEO INC (REVO)   MA K,  SWIFT D;  US6215590-B1   TOSHIBA KK (TOKE)   OKANO H;  US6314211-B1   SAMSUNG ELECTRONICS CO LTD (SMSU)   KIM M B,  SONG M S,  KIM D K;  US6377625-B1   SOFT4D JH (SOFT-Non-standard)   KIM M B;  US6392689-B1   DOLGOFF E (DOLG-Individual)   DOLGOFF E;  US6432320-B1   BONSIGNORE P (BONS-Individual);  GURIN M H (GURI-Individual)   BONSIGNORE P,  GURIN M H;  US6456432-B1   VREX INC (VREX-Non-standard)   LAZZARO G M,  SWIFT D C,  HAMLIN G J,  FARIS S M;  US6496598-B1   XENOTECH RES PTY LTD (XENO-Non-standard)   HARMAN P V;  US6680138-B1   SEC AGENCY IND SCI & TECHNOLOGY (INSC-Non-standard);  SEKISUI CHEM CO LTD (SEKI);  HONMA I (HONM-Individual)   HONMA I,  NOMURA S,  SUGIMOTO T,  NISHIKAWA O;  WO1999003068-A1   ;  WO1999012127-A1   ;  WO2000017951-A1   ;  WO2001023495-A1   ;  WO2001076258-A2   ;  KR898941-B1 -- DE19955704-A1   BASF AG (BADI)   WENDEROTH B,  STRAUSS R,  LONCHAMPT J;  JP08085782-A   ;  KR98063227-A   ;  US4460478-A   UNION CARBIDE CORP (UNIC)   MOHR P H,  ZIENTEK E A;  US6398984-B1   TEXACO DEV CORP (TEXC)   MAES J,  LIEVENS S;  WO2001023495-A1   ;  JP4478449-B2 -- JP59081376-A   UNION CARBIDE CORP (UNIC)   MOHR P H,  ZIENTEK E A;  WO2001023495-A1   ;  CZ304454-B6 -- DE19955704-A1   BASF AG (BADI)   WENDEROTH B,  STRAUSS R,  LONCHAMPT J;  JP04279690-A   ;  JP52094880-A   NIPPON OIL KK (NIOC)   MITAMURA K,  YOKOTA H;  JP56032581-A   ASAHI DENKA KOGYO KK (ASAE)   HANDA T,  KATO H,  SUGIYAMA K,  OTSU Y;  US4460478-A   UNION CARBIDE CORP (UNIC)   MOHR P H,  ZIENTEK E A;  WO2001023495-A1