DD

David Dempsey

General Motors: 3 patents #4,693 of 18,328Top 30%
Overall (All Time): #1,590,871 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6990856 Method and apparatus for determining mass of engine intake air with reversion compensation Kenneth P. Dudek 2006-01-31
6694243 Method and apparatus for determining oxygen storage capacity time of a catalytic converter Guojun Shi, Sharanjit Singh, Minghui Kao, David N. Benton 2004-02-17
6631611 Methodology of robust initialization of catalyst for consistent oxygen storage capacity measurement Guojun Shi, Sharanjit Singh, Minghui Kao 2003-10-14