Assignee

YY FACTORY INC

JP·1 granted patent·2 citations·filing 2017–2017

Technology mixA63B1 G01S1 G04F1 G07C1

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0161US11580787B2Device for measuring passing time of runnerYY FACTORY INC·Filed 2017·Granted Feb 14, 2023·2 cites·4 claims

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