US2007041896-A1 -- US3554929-A   DU PONT DE NEMOURS & CO E I (DUPO);  US3809743-A   MONSANTO CO (MONS);  US3839224-A   NIPPON SHOKUBAI KGAKU KOG (JAPC);  US3840471-A   JOHNSON MATTHEY CO LTD (JOHO);  US3908047-A   GULF RES & DEV CO (GULF)   BEUTHER H,  KOBYLINSKI T P,  VOGEL R F;  US4072471-A   MOBIL OIL CORP (MOBI)   MORGAN C R,  SNYDER P W;  US4657880-A   CORNING GLASS WORKS (CORG)   GOLINO C M,  LECHMAN I M;  US4793797-A   HITACHI LTD (HITA);  BABCOCK-HITACHI KK (HITG)   KATO A,  YAMASHITA H,  KAWAGOSHI H,  WATANABE N,  MATSUDA S;  US5063193-A   GENERAL MOTORS CORP (GENK)   BEDFORD R E,  LABARGE W J;  US5145825-A   ENGELHARD CORP (ENGH)   DEEBA M,  CHEN J M,  LUI Y K,  SPERONELLO B K;  US5346722-A   CORNING INC (CORG)   BEAUSEIGNEUR P A,  LACHMAN I M,  PATIL M D;  US5384300-A   ENGELHARD CORP (ENGH)   FEELEY J S,  SIMONE D O,  QUICK L M,  HAMIL M M;  US5547641-A   CATERPILLAR INC (CATE)   SMITH A L,  WHITE S T;  US6110862-A   ENGELHARD CORP (ENGH)   CHEN S F,  RABINOWITZ H N,  KIM C;  US20020039964-A1   ;  US20030021745-A1   ;  US20030100447-A1   ;  US20030158037-A1   ;  US20030191020-A1   ;  US20040092395-A1   ;  US6183703-B1   ZTEK CORP (ZTEK-Non-standard)   HSU M S,  HOAG E D;  US6248684-B1   ENGELHARD CORP (ENGH)   YAVUZ B O,  VOSS K E,  DEEBA M,  ADOMAITIS J R,  FARRAUTO R J;  US6274107-B1   ENGELHARD CORP (ENGH)   YAVUZ B O,  VOSS K E,  DEEBA M,  ADOMAITIS J R,  FARRAUTO R J;  US6566573-B1   DOW GLOBAL TECHNOLOGIES INC (DOWC)   BHARADWAJ S S,  MAJ J J,  SIDDALL J H,  BEARDEN M D,  MURCHISON C B,  LAZARUK G E;  US7022644-B2   ENGELHARD CORP (ENGH)   FOONG J S,  RABINOWITZ H N;  US7022646-B2   ENGELHARD CORP (ENGH)   LI Y;  US7037875-B2   ENGELHARD CORP (ENGH)   HU Z,  WASSERMANN K,  BURK P L,  XIE Y,  LIN W;  US7547659-B2 -- US3839224-A   NIPPON SHOKUBAI KGAKU KOG (JAPC);  US3908047-A   GULF RES & DEV CO (GULF)   BEUTHER H,  KOBYLINSKI T P,  VOGEL R F;  US5346722-A   CORNING INC (CORG)   BEAUSEIGNEUR P A,  LACHMAN I M,  PATIL M D;  US5384300-A   ENGELHARD CORP (ENGH)   FEELEY J S,  SIMONE D O,  QUICK L M,  HAMIL M M;  US20020039964-A1   ;  US6248684-B1   ENGELHARD CORP (ENGH)   YAVUZ B O,  VOSS K E,  DEEBA M,  ADOMAITIS J R,  FARRAUTO R J;  US6274107-B1   ENGELHARD CORP (ENGH)   YAVUZ B O,  VOSS K E,  DEEBA M,  ADOMAITIS J R,  FARRAUTO R J;  EP977293-A2   GENERAL MOTORS CORP (GENK)   SKALA G W,  HART-PREDMORE D J,  PETTIT W H,  BORUP R L;  KR2002021236-A   ;  US3554929-A   DU PONT DE NEMOURS & CO E I (DUPO);  US3809743-A   MONSANTO CO (MONS);  US3840471-A   JOHNSON MATTHEY CO LTD (JOHO);  US4072471-A   MOBIL OIL CORP (MOBI)   MORGAN C R,  SNYDER P W;  US4657880-A   CORNING GLASS WORKS (CORG)   GOLINO C M,  LECHMAN I M;  US4793797-A   HITACHI LTD (HITA);  BABCOCK-HITACHI KK (HITG)   KATO A,  YAMASHITA H,  KAWAGOSHI H,  WATANABE N,  MATSUDA S;  US5063193-A   GENERAL MOTORS CORP (GENK)   BEDFORD R E,  LABARGE W J;  US5145825-A   ENGELHARD CORP (ENGH)   DEEBA M,  CHEN J M,  LUI Y K,  SPERONELLO B K;  US5547641-A   CATERPILLAR INC (CATE)   SMITH A L,  WHITE S T;  US6110862-A   ENGELHARD CORP (ENGH)   CHEN S F,  RABINOWITZ H N,  KIM C;  US20030021745-A1   ;  US20030100447-A1   ;  US20030158037-A1   ;  US20030191020-A1   ;  US20040092395-A1   ;  US6183703-B1   ZTEK CORP (ZTEK-Non-standard)   HSU M S,  HOAG E D;  US6566573-B1   DOW GLOBAL TECHNOLOGIES INC (DOWC)   BHARADWAJ S S,  MAJ J J,  SIDDALL J H,  BEARDEN M D,  MURCHISON C B,  LAZARUK G E;  US7022644-B2   ENGELHARD CORP (ENGH)   FOONG J S,  RABINOWITZ H N;  US7022646-B2   ENGELHARD CORP (ENGH)   LI Y;  US7037875-B2   ENGELHARD CORP (ENGH)   HU Z,  WASSERMANN K,  BURK P L,  XIE Y,  LIN W