DE19818036-A1 -- DE1902392-A   SIEMENS AG (SIEI);  DE4310401-A1   ;  FR2785142-A1 -- DE4201937-A   MURATA MFG CO LTD (MURA)   INOUE J,  TABOTA J,  MAKINO S,  MORIKAWA A,  EIMORI T;  EP720182-A2   ;  JP58112269-A   ;  US4553059-A   NIPPON SOKEN KK (NSOK);  TOYOTA MOTOR CORP (TOYT)   ABE S,  SAKAKIBARA Y,  TOMITA M,  SHINODA K;  US4774154-A   INT FUEL CELLS CORP (ITFU)   SINGELYN J D,  GELTING R,  MIENTEK A P;  US4803393-A   TOYOTA JIDOSHA KK (TOYT)   TAKAHASHI T;  US5218259-A   CATERPILLAR INC (CATE)   DAM C Q,  KELLEY K C;  WO1992006532-A   ;  US2002038713-A1 -- US4314302-A   RELIANCE ELECTRIC CO (TOLE)   BAUMBACH B W;  US4553059-A   NIPPON SOKEN KK (NSOK);  TOYOTA MOTOR CORP (TOYT)   ABE S,  SAKAKIBARA Y,  TOMITA M,  SHINODA K;  US4670771-A   BBC BROWN BOVERI & CIE AG (BROV)   NELDIG A,  AKYUREK A,  HETTMANN H;  US4681985-A   CABLE TECHN LAB (CABL-Non-standard)   KATZ C,  DIMA A F,  EAGER G S;  US4774154-A   INT FUEL CELLS CORP (ITFU)   SINGELYN J D,  GELTING R,  MIENTEK A P;  US4803393-A   TOYOTA JIDOSHA KK (TOYT)   TAKAHASHI T;  US5148077-A   CATERPILLAR INC (CATE)   GRAWEY C E,  KELLEY K C;  US5218259-A   CATERPILLAR INC (CATE)   DAM C Q,  KELLEY K C;  US5233260-A   HITACHI LTD (HITA);  HITACHI METALS LTD (HITK)   HARADA T,  KANAMARU M,  KOHNO A,  JOMURA S;  US5247277-A   RAYCHEM CORP (RAYC)   FANG S M,  DHINGRA V K,  CHAN C M,  CHANDLER D;  US5407759-A   YAMAHA HATSUDOKI KK (YMHA)   OSUGA M;  US5438232-A   MURATA MFG CO LTD (MURA)   INOUE J,  TABOTA J,  MAKINO S,  MORIKAWA A,  EIMORI T;  US5439031-A   SHAW IND LTD (SHAW-Non-standard)   STEELE R E,  JACKSON P,  HEYDRICH M P W;  US5753537-A   PHILIPS ELECTRONICS NV (PHIG);  PHILIPS NORDEN AB (PHIG)   DEKKER R,  MAAS H G R,  VERSLEIJEN M P J;  US5861577-A   HITACHI CONSTR MACHINERY CO LTD (HITT);  HITACHI LTD (HITA)   TAMURA M,  ICHIRYU K,  TANAKA K,  HARADA K,  KANAMARU H,  TOBITA N;  US6008975-A   COOPER IND INC (COOI)   KESTER J J,  HOOVER T R,  BAILEY D P,  DALEY C W,  RAIMONDI T K;  US33137-E   COOPER IND INC (COOI);  MCGRAW EDISON CO (MCGR)   GUREVICH L,  SPAUNHORST V;  DE19818036-B4 -- DE1902392-A   SIEMENS AG (SIEI);  DE4310401-A1   ;  US7024737-B2 -- DE1902392-A   SIEMENS AG (SIEI);  DE4310401-A1   ;  EP720182-A2   ;  JP58112269-A   ;  US4314302-A   RELIANCE ELECTRIC CO (TOLE)   BAUMBACH B W;  US4553059-A   NIPPON SOKEN KK (NSOK);  TOYOTA MOTOR CORP (TOYT)   ABE S,  SAKAKIBARA Y,  TOMITA M,  SHINODA K;  US4670771-A   BBC BROWN BOVERI & CIE AG (BROV)   NELDIG A,  AKYUREK A,  HETTMANN H;  US4681985-A   CABLE TECHN LAB (CABL-Non-standard)   KATZ C,  DIMA A F,  EAGER G S;  US4774154-A   INT FUEL CELLS CORP (ITFU)   SINGELYN J D,  GELTING R,  MIENTEK A P;  US4803393-A   TOYOTA JIDOSHA KK (TOYT)   TAKAHASHI T;  US5148077-A   CATERPILLAR INC (CATE)   GRAWEY C E,  KELLEY K C;  US5218259-A   CATERPILLAR INC (CATE)   DAM C Q,  KELLEY K C;  US5233260-A   HITACHI LTD (HITA);  HITACHI METALS LTD (HITK)   HARADA T,  KANAMARU M,  KOHNO A,  JOMURA S;  US5247277-A   RAYCHEM CORP (RAYC)   FANG S M,  DHINGRA V K,  CHAN C M,  CHANDLER D;  US5407759-A   YAMAHA HATSUDOKI KK (YMHA)   OSUGA M;  US5438232-A   MURATA MFG CO LTD (MURA)   INOUE J,  TABOTA J,  MAKINO S,  MORIKAWA A,  EIMORI T;  US5439031-A   SHAW IND LTD (SHAW-Non-standard)   STEELE R E,  JACKSON P,  HEYDRICH M P W;  US5753537-A   PHILIPS ELECTRONICS NV (PHIG);  PHILIPS NORDEN AB (PHIG)   DEKKER R,  MAAS H G R,  VERSLEIJEN M P J;  US5861577-A   HITACHI CONSTR MACHINERY CO LTD (HITT);  HITACHI LTD (HITA)   TAMURA M,  ICHIRYU K,  TANAKA K,  HARADA K,  KANAMARU H,  TOBITA N;  US6008975-A   COOPER IND INC (COOI)   KESTER J J,  HOOVER T R,  BAILEY D P,  DALEY C W,  RAIMONDI T K;  US33137-E   COOPER IND INC (COOI);  MCGRAW EDISON CO (MCGR)   GUREVICH L,  SPAUNHORST V;  WO1992006532-A