Individual holder
SHADD WARREN M
US·2 granted patents·1 pending application·37 citations·filing 2003–2020
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0173US7332669B2Acoustic piano with MIDI sensor and selective muting of groups of keysSHADD WARREN M·Filed 2003·Granted Feb 19, 2008·36 cites·18 claims
- 0261US10643057B2Systems and methods for biometrically authenticating a user using authentication data and liveness dataSHADD WARREN M·Filed 2017·Granted May 5, 2020·1 cites·15 claims
- 0348US2021089748A1Systems and Methods for Biometrically Authenticating a User Using Authentication Data and Liveness DataSHADD WARREN M·Filed 2020·Application pending·0 cites
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