Assignee
HARDGRAVE WILLIAM DAVID
US·3 granted patents·2 pending applications·82 citations·filing 2003–2016
Top patents by PatentIndex Score
5 records- 0194US8656720B1Extended range organic Rankine cycleHARDGRAVE WILLIAM DAVID·Filed 2011·Granted Feb 25, 2014·71 cites·42 claims
- 0275US8844287B1Thermodynamic amplifier cycle system and methodHARDGRAVE WILLIAM DAVID·Filed 2013·Granted Sep 30, 2014·2 cites·45 claims
- 0362US2017023236A1Vortex Tube Supplying Superheated Vapor for Turbine Power GenerationHARDGRAVE WILLIAM DAVID·Filed 2016·Application pending·0 cites
- 0457US2016047279A1Vortex tube supplying superheated vapor for turbine power generationHARDGRAVE WILLIAM DAVID·Filed 2015·Application pending·0 cites
- 0543US7021373B2Downhole hydraulic ramHARDGRAVE WILLIAM DAVID·Filed 2003·Granted Apr 4, 2006·9 cites·32 claims
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