EP1059681-A2 -- EP415378-A   MATSUSHITA ELEC IND CO LTD (MATU)   DAIO F,  KOJIMA M;  EP554535-A1   ;  EP691695-A1   YUASA CORP (YUAS)   MURATA K,  TAKEUCHI K,  IZUCHI S,  KATO S;  EP769820-A1   MATSUSHITA ELECTRIC IND CO LTD (MATU)   INOUE H,  HAMADA S,  ITO N,  IKOMA M;  EP834934-A1   SUMITOMO ELECTRIC IND CO (SUME)   FUKUDA Y,  HANAFUSA K,  TANAKA K;  EP887872-A1   ;  JP01309254-A   ;  US4532705-A   UNION CARBIDE CORP (UNIC)   ZUPANCIC R L,  URRY L F;  US5134046-A   ULTRALIFE BATTERIES INC (ULTR-Non-standard)   CHOW L,  COOK W H,  PRATIVADI S N;  US5462820-A   FUJI PHOTO FILM CO LTD (FUJF)   TANAKA M;  US5580679-A   FUJI PHOTO FILM CO LTD (FUJF)   TANAKA M;  US5665483-A   FURUKAWA DENCHI KK (FURB)   SAITO K,  HINOTSU N,  SAKAMOTO H,  HOSHINO K;  US5707756-A   FUJI PHOTO FILM CO LTD (FUJF)   YASUNAMI S;  US5800945-A   SAFT (ACCF)   GRIVEL T,  VERHOOG R;  US6468692-B1 -- JP07130341-A   ;  JP09092338-A   ;  JP10241645-A   ;  JP10340717-A   ;  US6042625-A   MATSUSHITA DENKI SANGYO KK (MATU)   TANAHASHI T,  SHIMIZU T,  INUI T,  YOSHINO H,  KANEDA Y,  OO F;  US6048639-A   SANYO ELECTRIC CO LTD (SAOL)   SONOZAKI T,  OHNO H,  NAKANE I,  NARUKAWA S;  US6210825-B1   ;  JP3494607-B2 -- JP01112653-A   ;  JP01220368-A   ;  JP10275604-A   ;  JP2000030676-A   ;  EP1059681-B1 -- EP415378-A   MATSUSHITA ELEC IND CO LTD (MATU)   DAIO F,  KOJIMA M;  EP554535-A1   ;  EP691695-A1   YUASA CORP (YUAS)   MURATA K,  TAKEUCHI K,  IZUCHI S,  KATO S;  EP769820-A1   MATSUSHITA ELECTRIC IND CO LTD (MATU)   INOUE H,  HAMADA S,  ITO N,  IKOMA M;  EP834934-A1   SUMITOMO ELECTRIC IND CO (SUME)   FUKUDA Y,  HANAFUSA K,  TANAKA K;  EP887872-A1   ;  JP01309254-A   ;  US4532705-A   UNION CARBIDE CORP (UNIC)   ZUPANCIC R L,  URRY L F;  US5134046-A   ULTRALIFE BATTERIES INC (ULTR-Non-standard)   CHOW L,  COOK W H,  PRATIVADI S N;  US5462820-A   FUJI PHOTO FILM CO LTD (FUJF)   TANAKA M;  US5580679-A   FUJI PHOTO FILM CO LTD (FUJF)   TANAKA M;  US5665483-A   FURUKAWA DENCHI KK (FURB)   SAITO K,  HINOTSU N,  SAKAMOTO H,  HOSHINO K;  US5707756-A   FUJI PHOTO FILM CO LTD (FUJF)   YASUNAMI S;  US5800945-A   SAFT (ACCF)   GRIVEL T,  VERHOOG R