EP952241-A1 -- EP557673-A1   TANAKA KIKINZOKU KOGYO KK (TANI);  JAPAN & STONEHART ASSOC INC (NIST-Non-standard)   STONEHART P,  WATANABE M,  YAMAMOTO N,  NAKAMURA T,  HARA N,  TSURUMI K;  JP03022361-A   ;  JP63213260-A   ;  US4294608-A   GENERAL ELECTRIC CO (GENE)   SEDLAK J M,  LAWRANCE R J;  WO1999019066-A1   ;  EP952241-B1 -- EP557673-A1   TANAKA KIKINZOKU KOGYO KK (TANI);  JAPAN & STONEHART ASSOC INC (NIST-Non-standard)   STONEHART P,  WATANABE M,  YAMAMOTO N,  NAKAMURA T,  HARA N,  TSURUMI K;  JP03022361-A   ;  JP63213260-A   ;  US4294608-A   GENERAL ELECTRIC CO (GENE)   SEDLAK J M,  LAWRANCE R J;  WO1999019066-A1   ;  US6326098-B1 -- EP557673-A1   TANAKA KIKINZOKU KOGYO KK (TANI);  JAPAN & STONEHART ASSOC INC (NIST-Non-standard)   STONEHART P,  WATANABE M,  YAMAMOTO N,  NAKAMURA T,  HARA N,  TSURUMI K;  JP03022361-A   ;  JP06260207-A   ;  JP09035723-A   ;  JP63213260-A   ;  US3899354-A   UNION CARBIDE CORP (UNIC)   KORDESCH K V;  US4031292-A   UOP INC (UNVO)   HERVERT G L;  US4141801-A   US SEC OF ARMY (USSA)   PERRY J;  US4294608-A   GENERAL ELECTRIC CO (GENE)   SEDLAK J M,  LAWRANCE R J;  US5084144-A   PHYSICAL SCIENCES I (PHYS-Non-standard)   VILLAMBIRE N R K,  ANDERSON E B,  TAYLOR E J;  US5314760-A   DOW CHEM CO (DOWC)   EISMAN G A,  TSOU Y,  DOOR R D;  US5350643-A   HITACHI LTD (HITA)   IMAHASHI J,  HORIBA T,  MURANAKA T;  US5501915-A   JOHNSON MATTHEY PLC (JOHO)   HARDS G A,  RALPH T R;  US5607785-A   TANAKA KIKINZOKU KOGYO KK (TANI);  WATANABE M (WATA-Individual);  STONEHART ASSOC INC (STON-Non-standard)   TOZAWA T,  TOSHIMA N;  US5648307-A   AGENCY OF IND SCI & TECHNOLOGY (AGEN)   YASUDA K,  MIZUHATA M,  OGURO K,  TAKENAKA H;  US5677074-A   DAIS CORP (DAIS-Non-standard)   TANGREDI T N,  WNEK G E,  SERPICO J M,  EHRENBERG S G;  US5767036-A   DEGUSSA AG (DEGS)   FREUND A,  LEHMANN T,  STARZ K,  HEINZ G,  SCHWARZ R;  US5876867-A   NE CHEMCAT CORP (NECH-Non-standard)   ITOH T,  KATOH K,  HASHIMOTO T;  US5922488-A   EXXON RES & ENG CO (ESSO)   MARUCCHI-SOOS E,  BELLOWS R J,  BUCKLEY D T;  US5939220-A   JOHNSON MATTHEY PLC (JOHO)   GUNNER A G,  HYDE T I,  POTTER R J,  THOMPSETT D;  US6040077-A   3M INNOVATIVE PROPERTIES CO (MINN)   STEINBACH A J,  THOMAS J H,  ZIEGLER R J,  DEBE M K,  HAUGEN G M;  US6066410-A   DEGUSSA AG (DEGS)   AUER E,  BEHL W,  LEHMANN T,  STENKE U;  US6130175-A   GORE ENTERPRISE HOLDINGS INC (GORE)   KOLDE J A,  RUSCH G;  WO1997021256-A1   ;  WO1999019066-A1