WO2009118989-A1 -- JP04087258-A   ;  JP11126610-A   NEC CORP (NIDE)   OKADA S,  NISHIYAMA T,  KURIHARA J,  SAKATA K,  HARADA G;  JP56086466-A   NIPPON TELEGRAPH & TELEPHONE CORP (NITE)   TOBISHIMA S,  YAMAKI J,  YAMAJI A;  JP2007305430-A   MATSUSHITA DENKI SANGYO KK (MATU);  UNIV KYOTO (KYOU)   INATOMI Y,  YOSHIDA J;  JP2008112630-A   MATSUSHITA DENKI SANGYO KK (MATU);  UNIV KYOTO (KYOU)   INATOMI Y,  YOSHIDA J;  WO2007116926-A1   MATSUSHITA ELECTRIC IND CO LTD (MATU)   OHTSUKA Y,  HOJO N;  WO2008108105-A1   MATSUSHITA ELECTRIC IND CO LTD (MATU)   OHTSUKA Y,  YOSHIDA J,  NOKAMI T;  JP10154512-A   ;  EP2234191-A1 -- EP2128121-A1   MATSUSHITA ELECTRIC IND CO LTD (MATU)   OHTSUKA Y,  YOSHIDA J,  NOKAMI T;  US4343871-A   NIPPON TELEGRAPH & TELEPHONE CORP (NITE)   TOBISHIMA S,  YAMAKI J,  YAMAJI A;  US2011143197-A1 -- JP2007187728-A   CANON KK (CANO)   FUKAYA K,  NAGASAKA H,  SEKIDO K,  SEKIYA M;  US4343871-A   NIPPON TELEGRAPH & TELEPHONE CORP (NITE)   TOBISHIMA S,  YAMAKI J,  YAMAJI A;  US20070060736-A1   ;  US20090094822-A1   ;  US20100047688-A1   ;  US6686089-B1   NEC CORP (NIDE)   FUJIWARA M,  HARADA G,  OKADA S,  NISHIYAMA T;  US6720420-B2   JOHNSON & JOHNSON VISION CARE (JOHJ)   ZHAO W,  CARREIRA E M;  CN102047475-B -- WO2007116926-A1   MATSUSHITA ELECTRIC IND CO LTD (MATU)   OHTSUKA Y,  HOJO N;  EP2234191-B1 -- EP2128121-A1   MATSUSHITA ELECTRIC IND CO LTD (MATU)   OHTSUKA Y,  YOSHIDA J,  NOKAMI T;  JP04087258-A   ;  JP11126610-A   NEC CORP (NIDE)   OKADA S,  NISHIYAMA T,  KURIHARA J,  SAKATA K,  HARADA G;  JP56086466-A   NIPPON TELEGRAPH & TELEPHONE CORP (NITE)   TOBISHIMA S,  YAMAKI J,  YAMAJI A;  JP2007305430-A   MATSUSHITA DENKI SANGYO KK (MATU);  UNIV KYOTO (KYOU)   INATOMI Y,  YOSHIDA J;  JP2008112630-A   MATSUSHITA DENKI SANGYO KK (MATU);  UNIV KYOTO (KYOU)   INATOMI Y,  YOSHIDA J;  US4343871-A   NIPPON TELEGRAPH & TELEPHONE CORP (NITE)   TOBISHIMA S,  YAMAKI J,  YAMAJI A;  WO2007116926-A1   MATSUSHITA ELECTRIC IND CO LTD (MATU)   OHTSUKA Y,  HOJO N;  WO2008108105-A1   MATSUSHITA ELECTRIC IND CO LTD (MATU)   OHTSUKA Y,  YOSHIDA J,  NOKAMI T