MD

Mike Duffield

BO Borgwarner: 1 patents #797 of 1,600Top 50%
PC Petro-Chem Development Co.: 1 patents #4 of 4Top 100%
Overall (All Time): #2,218,389 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6453859 Multi-mode control system for variable camshaft timing devices Frank R. Smith, Braman Wing, Marty Gardner 2002-09-24
6325535 In-situ radiant heat flux probe cooled by suction of ambient air William C. Gibson, James T. Eischen, Robert Gibson 2001-12-04