JZ

John Zeilstra

General Motors: 3 patents #4,693 of 18,328Top 30%
Overall (All Time): #1,506,538 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9334774 Control system and method for preventing hydrocarbon slip during particulate matter filter regeneration Julian C. Tan, Christoph Thoele, Gustavo Tepedino 2016-05-10
8424290 Method and system for controlling an engine during diesel particulate filter regeneration at idle conditions Julian C. Tan, Christoph Thoele, Gustavo Tepedino 2013-04-23
8215294 Method and system for controlling an engine during diesel particulate filter regeneration warm-up Julian C. Tan, Christoph Thoele, Gustavo Tepedino 2012-07-10