Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Diagnosing spark plugs malfunction in a dual plug engine

Diagnosing spark plugs malfunction in a dual plug engine

US Patent 6559647 · Granted May 6, 2003

Estimated economic value: $13,919,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Methods and systems for instant cabin heat for a vehicle2024
Vehicular gear system friction reduction2023
Rear axle lubrication oil temperature control using exhaust heat recovery and a 2023
Systems and methods for thermal battery control2022
Methods and systems for a drive axle2022
Differential thermal management system2021
Systems and methods for engine pre-chamber coolant flow2021
Systems and methods for increasing oxygen levels in an active pre-chamber2021
Modeling to compensate for HEGO sensor drift2021
Methods and systems for control of coolant flow through an engine coolant system2021
Systems and methods for thermal battery control2021
Charge air cooler condensation dispersion element2021