Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process and system for controlling the mixture composition for a spark ignition Otto engine with an NOx storage catalyst during a regeneration phase

Process and system for controlling the mixture composition for a spark ignition Otto engine with an NOx storage catalyst during a regeneration phase

US Patent 6871492 · Granted Mar 29, 2005

Estimated economic value: $11,103,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Semiconductor device including an antenna2021
RF system with an RFIC and antenna system2019
RF system with an RFIC and antenna system2019
SCR-injection unit2014
Antenna multiplexer with a Pi-network circuit and use of a Pi-network2010
Method for operating a catalytic converter used for purifying the exhaust gas of2009
Filter structure and method for the design of a filter2008
FBAR ladder filter and method of grounding of FBAR ladder filters2005
Arrangement and method for igniting a combustible gas mixture for the exhaust sy2004
Arrangement and method for igniting a combustible gas mixture for the exhaust sy2004
Arrangement and method for igniting a combustible gas mixture for the exhaust sy2004
Process and apparatus for reducing warm-up emissions of a direct injection inter2003