WO2008010312-A1 -- JP07249411-A   ;  JP11054123-A   MATSUSHITA ELECTRIC IND CO LTD (MATU);  MITSUBISHI CHEM CORP (MITU)   KITAGAWA M,  KOSHINA H,  SUGIMOTO T,  YAMAGUCHI S,  HAYASHI M;  JP11073963-A   ;  JP2003346804-A   SONY CORP (SONY)   FUJISHIGE Y,  KOMARU T,  FUJINO T;  JP2004063321-A   ADCHEMCO CORP (ADCH-Non-standard)   EGUCHI K,  NAGAYAMA K,  HATANO H,  YUYA S,  KITAGAWA J,  TABAYASHI K;  JP2006044969-A   ;  JP2983003-B2   NIPPON CARBON CO LTD (NICN)   ICHIKAWA H,  YOKOYAMA A,  KAWAI T;  JP3588354-B2   ;  JP3716818-B2   NIPPON CARBON CO LTD (NICN)   KAWAI T,  WAKIZAKA T,  MOTOKAWA K,  KATAOKA K;  JP3716830-B2   NIPPON CARBON CO LTD (NICN)   HIRATA K,  KAWAI T,  MOTOKAWA K,  KATAOKA K;  WO2007069664-A1   MITSUI MINING CO LTD (MIMI)   UMENO T,  IWAO T;  EP2043182-A1 -- EP2037515-A1   NIPPON CARBON CO LTD (NICN)   KAWAI T,  MOTOKAWA K,  MATSUMOTO H;  JP2004031038-A   NIPPON CARBON CO LTD (NICN)   KAWAI T,  WAKIZAKA T,  MOTOKAWA K,  KATAOKA K;  JP2004179015-A   NIPPON CARBON CO LTD (NICN)   HIRATA K,  KAWAI T,  MOTOKAWA K,  KATAOKA K;  US2009311599-A1 -- US20050233222-A1   ;  US20060035149-A1   ;  US20060073387-A1   ;  US20070128518-A1   ;  US20070178382-A1   ;  JP4974597-B2 -- JP2004063321-A   ADCHEMCO CORP (ADCH-Non-standard)   EGUCHI K,  NAGAYAMA K,  HATANO H,  YUYA S,  KITAGAWA J,  TABAYASHI K;  JP5180523-B2 -- JP97147839-A   ;  JP2004063321-A   ADCHEMCO CORP (ADCH-Non-standard)   EGUCHI K,  NAGAYAMA K,  HATANO H,  YUYA S,  KITAGAWA J,  TABAYASHI K;  JP2008027664-A   NIPPON CARBON CO LTD (NICN)   KAWAI T,  HONGAWA K,  MATSUMOTO H,  YAMASHITA K;  WO2008010312-A1   NIPPON CARBON CO LTD (NICN)   KAWAI T,  HONGAWA K,  MATSUMOTO H,  YAMASHITA K;  WO2008056820-A1   TOKAI CARBON KK (TOJW)   ISHII K;  JP5318921-B2 -- JP2004063321-A   ADCHEMCO CORP (ADCH-Non-standard)   EGUCHI K,  NAGAYAMA K,  HATANO H,  YUYA S,  KITAGAWA J,  TABAYASHI K;  JP2008027664-A   NIPPON CARBON CO LTD (NICN)   KAWAI T,  HONGAWA K,  MATSUMOTO H,  YAMASHITA K;  KR1365568-B1 -- JP09147839-A   ;  JP2004063321-A   ADCHEMCO CORP (ADCH-Non-standard)   EGUCHI K,  NAGAYAMA K,  HATANO H,  YUYA S,  KITAGAWA J,  TABAYASHI K;  JP2005259689-A   MITSUBISHI CHEM CORP (MITU)   UONO H,  YAMAGUCHI K,  FUSE T;  US9490499-B2 -- US20050233222-A1   ;  US20060035149-A1   ;  US20060073387-A1   ;  US20070128518-A1   ;  US20070178382-A1