Assignee
O'POLKA RICHARD
US·3 granted patents·48 citations·filing 2014–2015
Top patents by PatentIndex Score
3 records- 0181USD740784SPortable sound deviceO'POLKA RICHARD·Filed 2014·Granted Oct 13, 2015·32 cites·1 claims
- 0280US9084047B2Portable sound systemO'POLKA RICHARD·Filed 2014·Granted Jul 14, 2015·14 cites·20 claims
- 0369US9560442B2Portable sound systemO'POLKA RICHARD·Filed 2015·Granted Jan 31, 2017·2 cites·16 claims
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