;  WO200273713-A2 -- US3513030-A   LEESONA CORP (LEES);  US4756980-A   ELTECH SYSTEMS CORP (ELTE)   NIKSA M J,  POHTO G R,  LAKATOS L K,  WHEELER D J,  SOLOMON F,  NIKSA A J,  SCHUE T J,  GENODMAN Y;  US4950561-A   ELTECH SYSTEMS CORP (ELTE)   NIKSA A J,  NIKASA M J,  NOSCAL J M,  SOVICH T J;  US5616434-A   EXIDE CORP (EXID-Non-standard)   REDDEN G,  LUZADER R E;  US6630262-B2 -- US3513030-A   LEESONA CORP (LEES);  US3981747-A   BATTELLE MEMORIAL INST (BATT);  AUTOMOBILES CITROEN SA (CITR);  US4389466-A   US DEPT ENERGY (USAT)   JOY R W;  US4560626-A   US DEPT ENERGY (USAT)   JOY R W;  US4756980-A   ELTECH SYSTEMS CORP (ELTE)   NIKSA M J,  POHTO G R,  LAKATOS L K,  WHEELER D J,  SOLOMON F,  NIKSA A J,  SCHUE T J,  GENODMAN Y;  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;  US5203526-A   GREEN R E (GREE-Individual)   GREEN R E,  GREEN R C;  US5208526-A   LUZ ELECTRIC FUEL ISRAEL LTD (LUZE-Non-standard)   GOLDMAN A J,  GOLDSTEIN J,  KORALL M J;  US5286578-A   ALUPOWER INC (ALUP-Non-standard)   KOBASZ W,  RAO B M L;  US5318861-A   EFL ELECTRIC FUEL LTD (EFLE-Non-standard)   HARATS Y,  GOLDSTEIN J;  US5366822-A   EFL ELECTRIC FUEL LTD (EFLE-Non-standard)   HARATS Y,  KORALL M;  US5415949-A   VOLTEK INC (VOLT-Non-standard)   STONE G R,  MCGEE R L,  AMICK D J;  US5418080-A   EFL ELECTRIC FUEL LTD (EFLE-Non-standard)   GOLDSTEIN J R,  SASSEN J,  KORALL M J,  HARATS Y;  US5434020-A   UNIV CALIFORNIA (REGC)   COOPER J F;  US5447805-A   EFL ELECTRIC FUEL LTD (EFLE-Non-standard)   KORALL M,  DECHOVICH B,  HARATS Y;  US5558947-A   ROBISON G D (ROBI-Individual)   ROBISON G D;  US5616434-A   EXIDE CORP (EXID-Non-standard)   REDDEN G,  LUZADER R E;  US5650241-A   MCGEE R L (MCGE-Individual)   MCGEE R L;  US5753384-A   EFL ELECTRIC FUEL LTD (EFLE-Non-standard)   KIMBERG S;  US5904999-A   EFL ELECTRIC FUEL LTD (EFLE-Non-standard)   SHRIM Y,  SCHNEIDER V,  GILON Y,  KIMBERG S;  US6057053-A   BALLARD POWER SYSTEMS INC (BLRD)   GIBB P R;  JP4157769-B2 -- JP49067127-U   ;  JP49072928-U   ;  JP51059820-U   ;  JP55105263-U   ;  JP58068676-U   ;  WO200273713-A3 -- US3513030-A   LEESONA CORP (LEES);  US4756980-A   ELTECH SYSTEMS CORP (ELTE)   NIKSA M J,  POHTO G R,  LAKATOS L K,  WHEELER D J,  SOLOMON F,  NIKSA A J,  SCHUE T J,  GENODMAN Y;  US4950561-A   ELTECH SYSTEMS CORP (ELTE)   NIKSA A J,  NIKASA M J,  NOSCAL J M,  SOVICH T J;  US5616434-A   EXIDE CORP (EXID-Non-standard)   REDDEN G,  LUZADER R E