Assignee
ROTH DAVID B
US·4 granted patents·1 pending application·104 citations·filing 2008–2012
Top patents by PatentIndex Score
5 records- 0198US8495992B2Controlling exhaust gas flow divided between turbocharging and exhaust gas recirculatingROTH DAVID B·Filed 2009·Granted Jul 30, 2013·81 cites·35 claims
- 0289US8464963B2Viscous coolant heater with variable coolant pump driveROTH DAVID B·Filed 2008·Granted Jun 18, 2013·12 cites·15 claims
- 0383US8950182B2Knock-responsive adjustment of an external EGR mixtureROTH DAVID B·Filed 2010·Granted Feb 10, 2015·6 cites·17 claims
- 0475US9086011B2Directly communicated turbochargerROTH DAVID B·Filed 2011·Granted Jul 21, 2015·5 cites·12 claims
- 0541US2014182535A1Internal combustion engine valvetrainROTH DAVID B·Filed 2012·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →