Assignee
FRIES DAVID P
US·3 granted patents·3 citations·filing 2009–2016
Top patents by PatentIndex Score
3 records- 0175US9812312B2Systems and methods for bubble based ion sourcesFRIES DAVID P·Filed 2016·Granted Nov 7, 2017·2 cites·20 claims
- 0252US8557183B2Self-propelled sensor apparatus for in situ analysis of enviromental parametersFRIES DAVID P·Filed 2009·Granted Oct 15, 2013·0 cites·25 claims
- 0350US8603395B2Self-propelled sensor apparatus for in situ analysis of enviromental parametersFRIES DAVID P·Filed 2009·Granted Dec 10, 2013·1 cites·22 claims
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