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https://patents.google.com › patent › US6814741B2 › en
Us10363025b2 En )
US10363025B2 US14/823,641 US201514823641A US10363025B2 US 10363025 B2 US10363025 B2 US 10363025B2 US 201514823641 A US201514823641 A US 201514823641A US 10363025 B2 US10363025 B2
Us10123793b2 En )
US10123793B2 US14/935,659 US201514935659A US10123793B2 US 10123793 B2 US10123793 B2 US 10123793B2 US 201514935659 A US201514935659 A US 201514935659A US 10123793 B2 US10123793 B2