Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Exhaust gas purifying device for an internal combustion engine

Exhaust gas purifying device for an internal combustion engine

US Patent 5319930 · Granted Jun 14, 1994

Estimated economic value: $22,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Variable valve system for internal combustion engine2012
Valve operating device for internal combustion engine2012
Multi-link engine2012
Multi-link engine2012
Intake control apparatus for an engine and method2011
Multi-link engine2011
Internal combustion engine2010
Intake control apparatus for an engine and method2010
Internal combustion engine with improved thermal efficiency2009
Intake valve control system and method for internal combustion engine2008
Engine overall height reduction2008
Lower link for piston crank mechanism of internal combustion engine2007