Description  Claims  Drawing  Cited references 

US5928272A   [0008] 
US6104958A   [0008] 
US6863670B   [0010] 
US6358219B   [0010] 
US5195518A   [0012] 
US2012041513A1   [0012] 
WO2013150257A1   [0012] 
WO2015099090A1   [0012]