WO200120702-A2 -- DE19741331-A1   ;  FR1383782-A   ;  JP05198309-A   ;  JP06111841-A   ;  JP06240268-A   ;  JP07320761-A   ;  JP09027337-A   ;  JP10265201-A   SANYO ELECTRIC CO LTD (SAOL)   SAKAMOTO S,  FUJIO A,  MIYAKE Y,  NISHIO K;  JP11086893-A   ;  JP2000034104-A   ;  US3541729-A   CANADIAN GENERAL ELECTRIC CO (GENE);  US3607419-A   UNITED AIRCRAFT CORP (UNAC);  US3615850-A   GENERAL ELECTRIC CO (GENE);  US4004947-A   UNITED TECHNOLOGIES CORP (UNAC);  US4239693-A   ;  US4946667-A   ENGELHARD MINERALS CORP (ENGH)   BESHTY B S,  WHELAN J A;  US4976747-A   INT FUEL CELLS CORP (ITFU)   SZYDLOWSKI D F,  LESIEUR R R;  US5019356-A   ING SILBERRING AG (SILB-Non-standard);  SILBERRING L (SILB-Individual)   SILBERRING L;  US5268240-A   FUJI ELECTRIC CO LTD (FJIE)   MIYAMA H;  US5302470-A   OSAKA GAS CO LTD (OSAG);  US5360679-A   BALLARD POWER SYSTEMS INC (BLRD)   LOUIE C,  WATKINS D S,  COHEN R,  BUSWELL R F,  CLAUSI J V;  US5516344-A   INT FUEL CELLS CORP (ITFU)   CORRIGAN T J;  US5769909-A   INT FUEL CELLS CORP (ITFU)   SEDERQUIST R A,  SZYDLOWSKI D F,  CORRIGAN T J,  BONK S P,  LESIEUR R R;  WO39875-A   ;  WO65676-A   ;  WO2000039875-A1   ;  WO2000065676-A1   ;  US6316134-B1 -- US4994331-A   INT FUEL CELLS CORP (ITFU);  COHEN R (COHE-Individual)   COHEN R;  US5360679-A   BALLARD POWER SYSTEMS INC (BLRD)   LOUIE C,  WATKINS D S,  COHEN R,  BUSWELL R F,  CLAUSI J V;  US5366819-A   CERAMATEC INC (CERA-Non-standard)   KHANDKAR A C,  HARTVIGSEN J J;  US5573867-A   WESTINGHOUSE ELECTRIC CORP (WESE)   BASEL R A,  ANTENUCCI A B,  ZAFRED P R,  GILLETT J E,  DEDERER J T;  US6165633-A   TOYOTA JIDOSHA KK (TOYT)   NEGISHI Y;  JP05198309-A   ;  JP06240268-A   ;  JP07320761-A   ;  JP09027337-A   ;  JP10265201-A   SANYO ELECTRIC CO LTD (SAOL)   SAKAMOTO S,  FUJIO A,  MIYAKE Y,  NISHIO K;  JP20018301-A   ;  JP63310703-A   FUJI ELECTRIC MFG CO LTD (FJIE)   SEYA A;  JP2000034104-A   ;  US3972731-A   UNITED TECHNOLOGIES CORP (UNAC)   BLOOMFIELD D P,  COHEN R;  US3976506-A   UNITED TECHNOLOGIES CORP (UNAC);  US3982962-A   UNITED TECHNOLOGIES CORP (UNAC);  US4001041-A   UNITED TECHNOLOGIES CORP (UNAC);  US4004947-A   UNITED TECHNOLOGIES CORP (UNAC);  US4128700-A   UNITED TECHNOLOGIES CORP (UNAC)   SEDERQUIST R A;  US4588659-A   ENERGY RES CORP (ENER-Non-standard);  SANYO ELECTRIC CO (SAOL)   ABENS S G,  KEIL W;  US4738903-A   INT FUEL CELLS CORP (ITFU)   GAROW J,  OTTER L H;  US4861347-A   INT FUEL CELLS CORP (ITFU)   SZYDLOWSKI D F,  SULJAK G T;  US4976747-A   INT FUEL CELLS CORP (ITFU)   SZYDLOWSKI D F,  LESIEUR R R;  US5019356-A   ING SILBERRING AG (SILB-Non-standard);  SILBERRING L (SILB-Individual)   SILBERRING L;  US5019463-A   YAMAHA HATSUDOKI KK (YMHA)   MATSUBARA H,  MIZUNO Y,  HANAJIMA T;  US5268240-A   FUJI ELECTRIC CO LTD (FJIE)   MIYAMA H;  US5284717-A   PETRO ENERGY CENT (PETR-Non-standard);  SEKIYU SANGYO KASSE (SEKI-Non-standard);  SHOWA SHELL SEKIYU KK (SHEL)   KAMASE O,  MIURA T,  KUBOTA H;  US5302470-A   OSAKA GAS CO LTD (OSAG);  US5658681-A   AISIN AW CO LTD (AISW);  EQUOS RES KK (EQUS)   SATO M,  SHIRAISHI K;  US5769909-A   INT FUEL CELLS CORP (ITFU)   SEDERQUIST R A,  SZYDLOWSKI D F,  CORRIGAN T J,  BONK S P,  LESIEUR R R;  US5780179-A   HONDA MOTOR CO LTD (HOND);  WO2000039875-A1   ;  WO1992010009-A2   ;  US6645652-B2 -- DE19741331-A1   ;  JP05198309-A   ;  JP06111841-A   ;  JP06240268-A   ;  JP07320761-A   ;  JP09027337-A   ;  JP10265201-A   SANYO ELECTRIC CO LTD (SAOL)   SAKAMOTO S,  FUJIO A,  MIYAKE Y,  NISHIO K;  JP11086893-A   ;  JP20018301-A   ;  JP63310703-A   FUJI ELECTRIC MFG CO LTD (FJIE)   SEYA A;  JP2000034104-A   ;  US3541729-A   CANADIAN GENERAL ELECTRIC CO (GENE);  US3607419-A   UNITED AIRCRAFT CORP (UNAC);  US3615850-A   GENERAL ELECTRIC CO (GENE);  US3972731-A   UNITED TECHNOLOGIES CORP (UNAC)   BLOOMFIELD D P,  COHEN R;  US3976506-A   UNITED TECHNOLOGIES CORP (UNAC);  US3982962-A   UNITED TECHNOLOGIES CORP (UNAC);  US4001041-A   UNITED TECHNOLOGIES CORP (UNAC);  US4004947-A   UNITED TECHNOLOGIES CORP (UNAC);  US4128700-A   UNITED TECHNOLOGIES CORP (UNAC)   SEDERQUIST R A;  US4239693-A   ;  US4588659-A   ENERGY RES CORP (ENER-Non-standard);  SANYO ELECTRIC CO (SAOL)   ABENS S G,  KEIL W;  US4738903-A   INT FUEL CELLS CORP (ITFU)   GAROW J,  OTTER L H;  US4861347-A   INT FUEL CELLS CORP (ITFU)   SZYDLOWSKI D F,  SULJAK G T;  US4946667-A   ENGELHARD MINERALS CORP (ENGH)   BESHTY B S,  WHELAN J A;  US4976747-A   INT FUEL CELLS CORP (ITFU)   SZYDLOWSKI D F,  LESIEUR R R;  US4994331-A   INT FUEL CELLS CORP (ITFU);  COHEN R (COHE-Individual)   COHEN R;  US5019356-A   ING SILBERRING AG (SILB-Non-standard);  SILBERRING L (SILB-Individual)   SILBERRING L;  US5019463-A   YAMAHA HATSUDOKI KK (YMHA)   MATSUBARA H,  MIZUNO Y,  HANAJIMA T;  US5268240-A   FUJI ELECTRIC CO LTD (FJIE)   MIYAMA H;  US5284717-A   PETRO ENERGY CENT (PETR-Non-standard);  SEKIYU SANGYO KASSE (SEKI-Non-standard);  SHOWA SHELL SEKIYU KK (SHEL)   KAMASE O,  MIURA T,  KUBOTA H;  US5302470-A   OSAKA GAS CO LTD (OSAG);  US5360679-A   BALLARD POWER SYSTEMS INC (BLRD)   LOUIE C,  WATKINS D S,  COHEN R,  BUSWELL R F,  CLAUSI J V;  US5366819-A   CERAMATEC INC (CERA-Non-standard)   KHANDKAR A C,  HARTVIGSEN J J;  US5516344-A   INT FUEL CELLS CORP (ITFU)   CORRIGAN T J;  US5573867-A   WESTINGHOUSE ELECTRIC CORP (WESE)   BASEL R A,  ANTENUCCI A B,  ZAFRED P R,  GILLETT J E,  DEDERER J T;  US5658681-A   AISIN AW CO LTD (AISW);  EQUOS RES KK (EQUS)   SATO M,  SHIRAISHI K;  US5769909-A   INT FUEL CELLS CORP (ITFU)   SEDERQUIST R A,  SZYDLOWSKI D F,  CORRIGAN T J,  BONK S P,  LESIEUR R R;  US5780179-A   HONDA MOTOR CO LTD (HOND);  US6013385-A   EMPRISE CORP (EMPR-Non-standard)   DUBOSE R A;  US6165633-A   TOYOTA JIDOSHA KK (TOYT)   NEGISHI Y;  WO2000039875-A1   ;  WO1992010009-A2   ;  WO2001020702-A2