Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method and apparatus for determining the ethanol proportion of the fuel in a motor vehicle

Method and apparatus for determining the ethanol proportion of the fuel in a motor vehicle

US Patent 8387445 · Granted Mar 5, 2013

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method and device for diagnosing a leakage of a crankcase ventilation line of a 2025
Monitoring the ventilation of a crankcase of an internal combustion engine2025
Determining the size of a leak in a fuel tank system2025
Exhaust gas aftertreatment device2024
Method and control apparatus for operating a tank ventilation system of an inter2024
Method for operating an exhaust gas cleaning system arranged in the exhaust line2023
Method for ascertaining the nitrogen oxide fraction and/or ammonia fraction in t2023
Method for determining the oxygen load of a catalytic converter of an internal c2023
Apparatus and method for ascertaining a heating temperature of a heating element2022
Method for exhaust gas aftertreatment, and exhaust gas aftertreatment system2022
Device for operating a tank ventilation system of an internal combustion engine2021
Method for determining the composition of the fuel used and operating an interna2020