Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Lean-burn internal combustion system

Lean-burn internal combustion system

US Patent 5224449 · Granted Jul 6, 1993

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Contoured piston2005
Independent valve train lubrication system1998
Oil control ring and groove arrangement for improved blowby control1998
Blowby pressure control above an oil control ring in a reciprocating internal co1998
Variable preload system for valve springs1996
Staged direct injection diesel engine1992
Compression piston ring groove for an internal combustion engine1992
Turbulence generator for two-stroker spark-assisted diesel engines1990
Turbulence generator for two-stroke spark-assisted diesel engines1987