Assignee
ERVIN JAMES DOUGLAS
US·3 granted patents·1 pending application·40 citations·filing 2008–2012
Top patents by PatentIndex Score
4 records- 0196US8833058B2Variable valvetrain turbocharged engineERVIN JAMES DOUGLAS·Filed 2012·Granted Sep 16, 2014·31 cites·20 claims
- 0285US8567359B2Feed forward control for electric variable valve operationERVIN JAMES DOUGLAS·Filed 2010·Granted Oct 29, 2013·4 cites·20 claims
- 0382US8840365B2Adjustable core turbochargerERVIN JAMES DOUGLAS·Filed 2011·Granted Sep 23, 2014·5 cites·20 claims
- 0441US2009266319A1System and method for providing hydraulic valve lash compensation for electrically actuated internal combustion engine poppet valvesERVIN JAMES DOUGLAS·Filed 2008·Application pending·0 cites
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