WO9718597-A1 -- EP514842-A1   ;  EP562411-A1   ;  US4562124-A   WESTINGHOUSE ELECTRIC CORP (WESE)   RUKA R J;  US4631238-A   WESTINGHOUSE ELECTRIC CORP (WESE)   RUKA R J;  US4721556-A   HSU M S (HSUM-Individual)   HSU M S;  US5389456-A   WESTINGHOUSE ELECTRIC CORP (WESE)   SINGH P,  RUKA R J;  US5747185-A -- EP562411-A1   ;  US4456664-A   FORD MOTOR CO (FORD)   CROSBIE G M,  TENNENHOUS G J,  TISCHER R P,  WROBLOWA H S;  US4562124-A   WESTINGHOUSE ELECTRIC CORP (WESE)   RUKA R J;  US4631238-A   WESTINGHOUSE ELECTRIC CORP (WESE)   RUKA R J;  US4702971-A   WESTINGHOUSE ELECTRIC CORP (WESE)   ISENBERG A O;  US4721556-A   HSU M S (HSUM-Individual)   HSU M S;  US4812329-A   WESTINGHOUSE ELECTRIC CORP (WESE)   ISENBERG A O;  US4828613-A   MITSUBISHI KINZOKU KK (MITV);  MITSUBISHI ELECTRIC CORP (MITQ)   HOSHINO K,  NOUDA F,  YAHATA S;  US4950562-A   TOA NENRYO KOGYO KK (TOFU)   YOSHIDA T,  SHIMA T,  ISHIZAKI F,  IWASAKI H,  MUKAIZAWA I,  SOMEYA Y,  SAKURADA S,  YAMAMOT O O;  US4971830-A   WESTINGHOUSE ELECTRIC CORP (WESE)   JENSEN R R;  US5302470-A   OSAKA GAS CO LTD (OSAG);  US5332598-A   NGK INSULATORS LTD (NIGA)   KAWASAKI S,  MURAI M,  AIHARA Y;  US5342706-A   INST GAS TECHNOLOGY (IGTE)   PETRI R J,  MARIANOWSKI L G;  US5348776-A   OSAKA GAS CO LTD (OSAG)   IPPOMMATSU M,  SASAKI H,  OTOSHI S,  SUZUKI M,  KAJIMURA A;  US5368951-A   MURATA MFG CO LTD (MURA)   SHIRATORI A,  TAKAGI H;  US5389456-A   WESTINGHOUSE ELECTRIC CORP (WESE)   SINGH P,  RUKA R J;  US5426002-A   MITSUBISHI DENKI KK (MITQ)   MATSUMURA M,  HIRAI C;  US5432024-A   NGK INSULATORS LTD (NIGA)   SOMA T,  TAKAHASHI T,  KAWASAKI S,  MORI K,  ITO Y,  YOSHIOKA K;  US5458857-A   ROLLS ROYCE & ASSOC LTD (RORO)   COLLINS R D,  OAKLEY M J;  US5480739-A   NGK INSULATORS LTD (NIGA)   KAWASAKI S,  ITO S;  AU698444-B -- EP514842-A1   ;  US5389456-A   WESTINGHOUSE ELECTRIC CORP (WESE)   SINGH P,  RUKA R J;  EP861506-B1 -- EP514842-A1   ;  EP562411-A1   ;  US4562124-A   WESTINGHOUSE ELECTRIC CORP (WESE)   RUKA R J;  US4631238-A   WESTINGHOUSE ELECTRIC CORP (WESE)   RUKA R J;  US4721556-A   HSU M S (HSUM-Individual)   HSU M S;  US5389456-A   WESTINGHOUSE ELECTRIC CORP (WESE)   SINGH P,  RUKA R J