WO2009123274-A1 -- JP04118858-A   ;  JP2003109606-A   MATSUSHITA DENKI SANGYO KK (MATU)   YASUMOTO E,  YOSHIDA A,  MORITA J,  UCHIDA M,  TAKEBE Y,  GYOTEN H;  JP2005032681-A   ;  JP2006155921-A   NIPPON STEEL CORP (YAWA)   TADOKORO K,  IIJIMA T,  KAJIRO H,  SAWADA H,  MATSUZAKI Y;  EP2273590-A1 -- US4740434-A   MEIDENSHA ELEC MFG CO LTD (MEID)   HIROTA A,  FUSHIMI K,  FUJII T;  US5316990-A   JOHNSON MATTHEY PLC (JOHO)   HARDS G A,  COOPER S J,  THOMPSETT D;  US5846670-A   TANAKA KIKINZOKU KOGYO KK (TANI);  WATANABE M (WATA-Individual)   WATANABE M,  HARA N,  TSURUMI K;  US5876867-A   NE CHEMCAT CORP (NECH-Non-standard)   ITOH T,  KATOH K,  HASHIMOTO T;  US20020004159-A1   ;  US20040058214-A1   ;  US2011045383-A1 -- US4740434-A   MEIDENSHA ELEC MFG CO LTD (MEID)   HIROTA A,  FUSHIMI K,  FUJII T;  US5316990-A   JOHNSON MATTHEY PLC (JOHO)   HARDS G A,  COOPER S J,  THOMPSETT D;  US5846670-A   TANAKA KIKINZOKU KOGYO KK (TANI);  WATANABE M (WATA-Individual)   WATANABE M,  HARA N,  TSURUMI K;  US5876867-A   NE CHEMCAT CORP (NECH-Non-standard)   ITOH T,  KATOH K,  HASHIMOTO T;  US20020004159-A1   ;  US20040053112-A1   ;  US20040058214-A1   ;  KR1264969-B1 -- JP04118858-A   ;  JP2003109606-A   MATSUSHITA DENKI SANGYO KK (MATU)   YASUMOTO E,  YOSHIDA A,  MORITA J,  UCHIDA M,  TAKEBE Y,  GYOTEN H;  JP2005032681-A   ;  JP2006155921-A   NIPPON STEEL CORP (YAWA)   TADOKORO K,  IIJIMA T,  KAJIRO H,  SAWADA H,  MATSUZAKI Y;  JP5213499-B2 -- JP92118858-A   ;  JP2003109606-A   MATSUSHITA DENKI SANGYO KK (MATU)   YASUMOTO E,  YOSHIDA A,  MORITA J,  UCHIDA M,  TAKEBE Y,  GYOTEN H;  JP2005032681-A   ;  JP2006155921-A   NIPPON STEEL CORP (YAWA)   TADOKORO K,  IIJIMA T,  KAJIRO H,  SAWADA H,  MATSUZAKI Y;  CN102017248-B -- CN1242111-A   JAPAN STORAGE BATTERY CO LTD (NIST)   TOTSUKA K;  US4740434-A   MEIDENSHA ELEC MFG CO LTD (MEID)   HIROTA A,  FUSHIMI K,  FUJII T;  US5316990-A   JOHNSON MATTHEY PLC (JOHO)   HARDS G A,  COOPER S J,  THOMPSETT D;  US5846670-A   TANAKA KIKINZOKU KOGYO KK (TANI);  WATANABE M (WATA-Individual)   WATANABE M,  HARA N,  TSURUMI K