Assignee

MARTINSEN ORJAN G

NO·1 granted patent·8 citations·filing 2010–2010

Technology mixA61B1 G06V1

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0167US8195285B2Live finger detection by four-point measurement of complex impedanceMARTINSEN ORJAN G·Filed 2010·Granted Jun 5, 2012·8 cites·6 claims

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