参考文献
Yamada, Tatsuhiro; Nakagawa, Tadakiyo; Tanaka, Yasuhiro; Fujita, Kohichi; Tagami, Tomoyuki; Ikenoue, Yuka; Fukuda, Shunsuke; Chujo, Yoshitomo; Suzuki, Manabu; Murata, Masahiro
Patent: US2005/250796 A1, 2005 ;
Location in patent: Page/Page column 12 ;