Active porous medium aftertreatment control system

Adaptive control of EGO sensor output

Adaptive exhaust temperature estimation and control

Adaptive time window to synchronize pre- and post-catalyst oxyge

After-burner heated catalyst system and associated control circu

After-injection combustion exhaust purification system and metho

Air fuel ratio feedback control

Air fuel ratio feedback control

Air injection control for preheated catalysts

Air injection strategies for effectively burning hydrocarbons re

Air injection system diagnostic

Air to fuel ratio control for gas engine and method of...

Air-compressing fuel-injection internal-combustion engine with a

Air-fuel control method and apparatus for internal combustion en

Air-fuel ratio control apparatus for engine

Air-fuel ratio control system and method thereof

Air-fuel ratio control system for automotive engine with compens

Air-fuel ratio control system for internal combustion engine

Air-fuel ratio controller for an internal combustion engine

Air-fuel ratio controller for internal combustion engine