Assignee
KROPF KEITH
US·2 granted patents·6 citations·filing 2015–2015
Top patents by PatentIndex Score
2 records- 0179US9949022B2Underwater communication systems, underwater speakers, underwater microphone assemblies and methodsKROPF KEITH·Filed 2015·Granted Apr 17, 2018·5 cites·10 claims
- 0261US10032446B2Underwater voice communication devices and associated methodsKROPF KEITH·Filed 2015·Granted Jul 24, 2018·1 cites·28 claims
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