US5753383-A -- CA1096445-A   UNITED TECHNOLOGIES CORP (UNAC)   VAN DINE L L;  CA1098723-A   FIAT SPA (FIAT);  CA1100179-A   UNITED TECHNOLOGIES CORP (UNAC)   SEDERQUIST R A;  CA1162236-A   ;  CA1171672-A   ESCHER FOSTER TECHN (ESCH-Non-standard);  ESCHER FOSTER TECH (ESCH-Non-standard)   ESCHER W J D,  FOSTER R W;  CA1199668-A   ;  CA1228833-A   ;  CA1229874-A   ;  CA1270522-A   HUGHES AIRCRAFT CO (HUGA)   LUDWIG F A,  TOWNSEND C W,  MADHUSUDHA C P;  CA2006348-A   YOUNG J C (YOUN-Individual);  POWERSTAT TECH INC (POWE-Non-standard)   CHOU D J,  YOUNG J C;  CA2017072-A   TURBOCONSULT BV (TURB-Non-standard);  ASA BV (ASAA-Non-standard);  HENDRIKS R (HEND-Individual)   HENDRIKS R,  ANKERSMIT H J;  CA2037382-A   ;  CA2093193-A   OSAKA GAS CO LTD (OSAG)   ISHIMARU K,  NAKASHIBA A,  KOGA M,  OHNISHI H,  KAWAHARA H;  CA2150082-A   BRITISH GAS PLC (GASC)   DUDFIELD C D,  DICKS A L;  CA2130809-A1   ;  CA1299648-C   INT FUEL CELLS CORP (ITFU)   COHEN R,  BUSWELL R F;  CA1321813-C   KTI GROUP BV (KTIK-Non-standard);  KINETICS TECHN INT (KINE-Non-standard);  CA2096724-C   VICKERS SHIPBUILDING & ENG (VICS);  CJBD LTD (CJBD-Non-standard)   PALMER I,  SEYMOUR C M,  DAMS R A J;  US3217696-A   ;  US4080487-A   UNITED TECHNOLOGIES CORP (UNAC)   REISER C A;  US4211828-A   ;  US4622472-A   ;  US4818638-A   GENERAL ELECTRIC CO (GENE)   PRODYOT R;  US5200278-A   BALLARD POWER SYSTEMS INC (BLRD)   WATKINS D S,  DIRCKS K W,  EPPS D G,  GORBELL B N,  MERRITT R D;  US5231954-A   CONNER J C (CONN-Individual)   STOWE G B;  US5242764-A   BCS TECHNOLOGY INC (BCST-Non-standard)   DHAR H P;  US5314762-A   SANYO ELECTRIC CO (SAOL)   ODA T,  NISHIZAWA N,  WATANABE A,  MATSUBAYASHI T,  HAMADA A,  MUKAI H,  FURUKAWA I;  US5316870-A   FUJI ELECTRIC CO LTD (FJIE)   OHGA S;  US5318863-A   BCS TECHNOLOGY INC (BCST-Non-standard)   DHAR H P;  US5458095-A   ENERGY REDUCTIONS SYSTEMS INC (ENER-Non-standard)   LITTLEFIELD D C,  POST D R;  US5470671-A   BALLARD POWER SYSTEMS INC (BLRD)   FLETCHER N J,  LAMONT G J,  BASURA V,  VOSS H H,  WILKINSON D P;  US5514486-A   UNIV CALIFORNIA OFFICE TECHNOLOGY (REGC)   WILSON M S;  WO1995017021-A1   ;  WO9825320-A1 -- EP290833-A   ;  JP04280484-A   ;  JP05225990-A   ;  JP61218072-A   HITACHI LTD (HITA)   TSUTSUMI Y;  WO1994018712-A1