US2003069129-A1 -- US5240893-A   GENERAL MOTORS CORP (GENK)   WITHERSPOON R R;  US5372981-A   GENERAL MOTORS CORP (GENK)   WITHERSPOON R R;  US5476826-A   GAS RES INST (GASR-Non-standard)   JALAN V,  GREENWALD A C;  US5876867-A   NE CHEMCAT CORP (NECH-Non-standard)   ITOH T,  KATOH K,  HASHIMOTO T;  US6428931-B1   AER ENERGY RESOURCES INC (AERE-Non-standard)   GOLOVIN N;  WO2003032419-A2 -- JP57063137-A   ASAHI CHEM IND CO LTD (ASAH)   SUGA N,  AKASHI H;  US5151515-A   DOW CHEM CO (DOWC)   CISAR A J;  US6689711-B2 -- EP568822-A2   OSAKA GAS CO LTD (OSAG)   ISHIMARU K,  NAKASHIBA A,  KOGA M,  OHNISHI H,  KAWAHARA H;  EP755088-A2   RAILWAY TECHNICAL RES INST (JAPN)   OKI Y,  HASEGAWA H,  ITO T;  FR2639767-A   SORAPEC SOC RECH EL (SORA-Non-standard)   BRONEOL G,  TASSIN N;  FR2669775-A1   SORA SOC RECH & APPL ELECTROCHIMIQUES (SORA-Non-standard)   BRONOEL G,  MILLOT A,  TASSIN N;  JP51494439-A   ;  US3767466-A   NORTH AMERICAN ROCKWELL (ROCW);  US3811952-A   AB ST POWERCELL (STPO-Non-standard);  US3847671-A   ELECTROMEDIA INC (ELEC-Non-standard);  US3879225-A   NAT RES DEV CORP (NATR);  US3981747-A   BATTELLE MEMORIAL INST (BATT);  AUTOMOBILES CITROEN SA (CITR);  US3985581-A   YARDNEY ELECTRIC CORP (YARN)   STACHURSKI Z,  YARDNEY M N;  US4105829-A   EXXON RES & ENG CO (ESSO);  US4127701-A   ENERGY DEV ASSOC INC (ENER-Non-standard)   SYMONS P C,  AMATO C J;  US4147839-A   DIAMOND SHAMROCK CORP (DIAS)   SOLOMON F,  GRUN C;  US4172924-A   ALSTHOM SOC GEN CONSTR ELEC (ALST);  US4182383-A   GENERAL ELECTRIC CO (GENE)   ADOMITIS J T,  LARSON R I;  US4198475-A   REYNOLDS METALS CO (REYN)   ZAROMB S;  US4287273-A   CATALYST RES CORP (CATL)   HARNEY D E,  HARNEY M J,  OBOYLE M,  O'BOYLE M;  US4352864-A   UNIVERSAL FUEL SYS (UVFU-Non-standard)   STRUTHERS R C;  US4485154-A   INST GAS TECHNOLOGY (IGTE)   REMICK R J;  US4730153-A   SEREGIE (SERE-Non-standard)   BRETING O,  BUGNET B,  BRONOEL G;  US4828939-A   ELTECH SYSTEMS CORP (ELTE)   TURLEY H L,  NIKSA M J,  POHTO G R,  NIKSA A J;  US4842963-A   US DEPT ENERGY (USAT);  UNIV CALIFORNIA (REGC)   ROSS P N;  US4950561-A   ELTECH SYSTEMS CORP (ELTE)   NIKSA A J,  NIKASA M J,  NOSCAL J M,  SOVICH T J;  US5006424-A   UNIV CALIFORNIA (REGC)   EVANS J W,  SAVASKAN G;  US5156925-A   ALCAN INT LTD (ALCN)   LAPP S P;  US5168905-A   ODEN CORP (ODEN-Non-standard)   PHALLEN I J;  US5188911-A   MAGNAVOX ELECTRONIC SYSTEMS CO (MAGX)   DOWNING R W,  CONTE D V;  US5196275-A   ELECTRIC FUEL LTD (ELFU-Non-standard)   GOLDMAN A J,  PECHERER E,  GOLDSTEIN J,  MEITAV A;  US5208526-A   LUZ ELECTRIC FUEL ISRAEL LTD (LUZE-Non-standard)   GOLDMAN A J,  GOLDSTEIN J,  KORALL M J;  US5240893-A   GENERAL MOTORS CORP (GENK)   WITHERSPOON R R;  US5260144-A   ALCAN INT LTD (ALCN)   OCALLAGHAN W B;  US5318861-A   EFL ELECTRIC FUEL LTD (EFLE-Non-standard)   HARATS Y,  GOLDSTEIN J;  US5346778-A   ENERGY PARTNERS INC (ENER-Non-standard)   EWAN J M,  MISIASZEK S M,  ALESSI D P;  US5360680-A   EFL ELECTRIC FUEL LTD (EFLE-Non-standard)   GOLDMAN A J,  PECHERER E,  GOLDSTEIN J R,  MEITAV A,  BIRAN J,  KORALL M;  US5372981-A   GENERAL MOTORS CORP (GENK)   WITHERSPOON R R;  US5378329-A   EFL ELECTRIC FUEL LTD (EFLE-Non-standard)   GIVON M,  GEKTIN I,  GOLDSTEIN J R;  US5405713-A   EFL ELECTRIC FUEL LTD (EFLE-Non-standard)   PECHERER E,  GOLDSTEIN J R;  US5411815-A   EFL ELECTRIC FUEL LTD (EFLE-Non-standard)   GOLDSTEIN J R;  US5434020-A   UNIV CALIFORNIA (REGC)   COOPER J F;  US5441820-A   UNIV CALIFORNIA (REGC)   SALAS-MORALES J,  SIU S C,  EVANS J W;  US5476826-A   GAS RES INST (GASR-Non-standard)   JALAN V,  GREENWALD A C;  US5558947-A   ROBISON G D (ROBI-Individual)   ROBISON G D;  US5569551-A   AER ENERGY RESOURCES INC (AERE-Non-standard)   TINKER L A,  TURNER C A,  PEDICINI C S,  THIBAULT W C;  US5578183-A   UNIV CALIFORNIA (REGC)   COOPER J F;  US5635051-A   UNIV CALIFORNIA (REGC);  PASMINCO AUSTRALIA LTD (PASM-Non-standard)   SALAS-MORALES J C,  SIU S C,  EVANS J W,  NEWMAN O M G;  US5849427-A   BERKELEY LAB LAWRENCE (BERK-Non-standard)   EVANS J W,  SIU S C;  US5869200-A   SUNSAVE INC (SUNS-Non-standard)   NUNNALLY W C;  US5876867-A   NE CHEMCAT CORP (NECH-Non-standard)   ITOH T,  KATOH K,  HASHIMOTO T;  US5880536-A   IO LP LLP (IOLL-Non-standard)   MARDIROSSIAN A;  US5885727-A   TOYOTA JIDOSHA KK (TOYT)   KAWATSU S;  US5929538-A   ABACUS CONTROLS INC (ABAC-Non-standard)   O'SULLIVAN G A,  O'SULLIVAN J A;  US5952117-A   METALLIC POWER INC (META-Non-standard)   COLBORN J A,  WRIGHT K A,  GULINO R;  US5958210-A   UNIV CALIFORNIA (REGC)   SIU S C,  EVANS J W;  US5961928-A   INT FUEL CELLS CORP (ITFU)   MASTON V A,  VANDINE L L,  SEDERQUIST R A,  SMITH R M,  GRUBB P A,  MALINOWSKI T S;  US5969435-A   NEXTEK POWER SYSTEMS INC (NEXT-Non-standard)   WILHELM W G;  US5984986-A   DAIMLER-BENZ AG (DAIM)   WIESHEU N,  DUELK C,  AUTENRIETH R,  BENZ U;  US5985474-A   PLUG POWER LLC (PLUG-Non-standard)   CHEN J S,  HUANG W,  ACKER W P;  US5999888-A   ALTERNATE ENERGY CORP (ALTE-Non-standard)   AUBEE T A;  US6051192-A   INT FUEL CELLS CORP (ITFU)   MASTON V A,  RAYMOND M S,  GRUBB P A,  MALINOWSKI T S,  VANDINE L L,  SEDERQUIST R A;  US6067482-A   HUSSMANN CORP (HUSS-Non-standard)   SHAPIRO D;  US6153329-A   DELPHI TECHNOLOGIES INC (DELP)   RASCHILLA A,  OKRUCKY J;  US6153555-A   FORD GLOBAL TECHNOLOGIES INC (FORD)   NARULA C K,  NAKOUZI-PHILLIPS S R;  US6162555-A   METALLIC POWER INC (META-Non-standard)   GUTIERREZ B A,  SMEDLEY S I,  SMEDLEY K I,  COLBORN J A;  US6186254-B1   BALLARD POWER SYSTEMS INC (BLRD)   MUFFORD E W,  STRASKY D G,  GORBELL B N;  US6230496-B1   LOCKHEED MARTIN CONTROL SYSTEMS (LOCK)   HOFMANN L G,  PETERSON W A,  RODEN G G;  US6242873-B1   AZURE DYNAMICS INC (AZUR-Non-standard)   DROZDZ P,  ZETTEL A;  US6296958-B1   METALLIC POWER INC (META-Non-standard)   PINTO M,  SMEDLEY S,  COLBORN J A;  US6321145-B1   DELPHI TECHNOLOGIES INC (DELP)   RAJASHEKARA K;  US6326763-B1   GENERAL ELECTRIC CO (GENE)   KING R D,  SINHA G;  US6428931-B1   AER ENERGY RESOURCES INC (AERE-Non-standard)   GOLOVIN N;  WO2000038260-A1