Assignee
ALSTAD SHAWN R
US·4 granted patents·8 citations·filing 2012–2016
Top patents by PatentIndex Score
4 records- 0180US10307032B2Cleansing apparatus and systemsALSTAD SHAWN R·Filed 2016·Granted Jun 4, 2019·4 cites·12 claims
- 0270US8848966B2Flexible strap listening device aidALSTAD SHAWN R·Filed 2012·Granted Sep 30, 2014·2 cites·20 claims
- 0369US8855351B2Ear phone listening deviceALSTAD SHAWN R·Filed 2012·Granted Oct 7, 2014·2 cites·20 claims
- 0452US8855352B2Listening aid deviceALSTAD SHAWN R·Filed 2012·Granted Oct 7, 2014·0 cites·22 claims
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