台灣專利
348589, 349453, 416888, 435301, 441434, 491139, I240663, I386280, I393606, M279444, M323368, M329498, M348662, M360109, M370459, M375579, M384084, M387729, M401504, M402165, M463632, M465988, M482473, M530722, M583789, M585686
中國專利
ZL00238353.5, ZL00254669.8, ZL200420051102.8, ZL200520004529.7, ZL200520004530.X, ZL200720154085.4, ZL200820119611.8, ZL201020558300.9
美國專利
US6231426B1, US6270398B1, US7033329B2, US12983945
德國專利
20017126.7、20012685.7
韓國專利
0229666
義大利專利
2001A000905