EP774443-A1 -- EP214308-A   IDEMITSU KOSAN CO LTD (IDEK);  INOUE H (INOU-Individual);  EP261560-A   ISHIHARA SANGYO KAISHA LTD (ISHH)   SAKAMOTO M,  OKUDA H,  KOIKE S,  YAMASAKI Y;  EP499863-A1   KRONOS INT INC (TITG);  KRONOS TITAN GMBH (TITG)   ELFENTHAL L,  KLEIN E,  ROSENDAHL F;  EP518175-A2   MERCK PATENT GMBH (MERE)   OSTERRIED K,  HECHLER W,  BRUECKNER H D,  MARTIN R;  EP444798-A3   KEMIRA OY (KEMH)   KARVINEN S;  FR2677012-A1   ;  FR2682369-A1   ;  GB2205288-A   ;  JP02194063-A   ;  JP60017190-A   ;  JP62235215-A   NIPPON SHOKUBAI KAGAKU KOGYO CO LTD (JAPC)   SUZUKI T,  OSAKA S,  IMAI H,  AIKAWA N,  TAKAHASHI T;  US2448683-A   ;  US4842832-A   IDEMITSU KOSAN CO LTD (IDEK);  INOUE H (INOU-Individual);  US5028417-A   JOHNSON & JOHNSON CORP (JOHJ)   BHAT G R,  LINDEMANN M K O,  NAIKSATAM P,  NAIK-SATAM P;  WO1993005875-A1   ;  WO1993020569-A1   ;  DE19543204-A1 -- EP261560-A   ISHIHARA SANGYO KAISHA LTD (ISHH)   SAKAMOTO M,  OKUDA H,  KOIKE S,  YAMASAKI Y;  EP499863-A1   KRONOS INT INC (TITG);  KRONOS TITAN GMBH (TITG)   ELFENTHAL L,  KLEIN E,  ROSENDAHL F;  EP505022-A1   TIOXIDE GROUP SERVICES LTD (BRTI)   JONES W J,  TOOZE J F;  US2448683-A   ;  US5840111-A -- EP261560-A   ISHIHARA SANGYO KAISHA LTD (ISHH)   SAKAMOTO M,  OKUDA H,  KOIKE S,  YAMASAKI Y;  EP499863-A1   KRONOS INT INC (TITG);  KRONOS TITAN GMBH (TITG)   ELFENTHAL L,  KLEIN E,  ROSENDAHL F;  EP505022-A1   TIOXIDE GROUP SERVICES LTD (BRTI)   JONES W J,  TOOZE J F;  FR2677012-A1   ;  GB2205288-A   ;  JP02194063-A   ;  JP60017190-A   ;  JP62235215-A   NIPPON SHOKUBAI KAGAKU KOGYO CO LTD (JAPC)   SUZUKI T,  OSAKA S,  IMAI H,  AIKAWA N,  TAKAHASHI T;  US2448683-A   ;  US4842832-A   IDEMITSU KOSAN CO LTD (IDEK);  INOUE H (INOU-Individual);  US5028417-A   JOHNSON & JOHNSON CORP (JOHJ)   BHAT G R,  LINDEMANN M K O,  NAIKSATAM P,  NAIK-SATAM P;  US5049309-A   ISHIHARA SANGYO KAISHA LTD (ISHH)   SAKAMOTO M,  OKUDA H,  KOIKE S,  YAMASAKI Y;  US5215580-A   KRONOS INT INC (TITG);  KRONOS TITAN GMBH (TITG)   ELFENTHAL L,  KLEIN E,  ROSENDAHL F;  US5389361-A   MERCK PATENT GMBH (MERE)   OSTERRIED K,  HECHLER W,  BRUECKNER H D,  MARTIN R;  US5403513-A   NIPPON SHOKUBAI KAGAKU KOGYO CO LTD (JAPC)   SATO G,  ARIMA Y,  TANAKA H,  HIRAOKA H;  US5443811-A   KEMIRA OY (KEMH)   KARVINEN S;  US5449607-A   BRITISH TECHNOLOGY GROUP PLC (BTGB)   WILTON D C;  US5468463-A   ;  US5536448-A   ISHIHARA SANGYO KAISHA LTD (ISHH)   TAKAHASHI H,  SAKAI A,  HATTORI M;  US5593781-A   INST NEUE MATERIALIEN GEMEINNUETZIGE (NEUE-Non-standard)   NASS R,  SCHMIDT H,  SCHMITT K P;  WO1993020569-A1   ;  EP774443-B1 -- FR2677012-A1   ;  JP02194063-A   ;  JP62235215-A   NIPPON SHOKUBAI KAGAKU KOGYO CO LTD (JAPC)   SUZUKI T,  OSAKA S,  IMAI H,  AIKAWA N,  TAKAHASHI T;  US5028417-A   JOHNSON & JOHNSON CORP (JOHJ)   BHAT G R,  LINDEMANN M K O,  NAIKSATAM P,  NAIK-SATAM P;  EP214308-A   IDEMITSU KOSAN CO LTD (IDEK);  INOUE H (INOU-Individual);  EP261560-A   ISHIHARA SANGYO KAISHA LTD (ISHH)   SAKAMOTO M,  OKUDA H,  KOIKE S,  YAMASAKI Y;  EP444798-A   KEMIRA OY (KEMH)   KARVINEN S;  EP499863-A1   KRONOS INT INC (TITG);  KRONOS TITAN GMBH (TITG)   ELFENTHAL L,  KLEIN E,  ROSENDAHL F;  EP518175-A2   MERCK PATENT GMBH (MERE)   OSTERRIED K,  HECHLER W,  BRUECKNER H D,  MARTIN R;  FR2682369-A1   ;  GB2205288-A   ;  US2448683-A   ;  US4842832-A   IDEMITSU KOSAN CO LTD (IDEK);  INOUE H (INOU-Individual);  WO1993005875-A1   ;  WO1993020569-A1