Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Spark plug electrode and spark plug manufacturing method

Spark plug electrode and spark plug manufacturing method

US Patent 9004969 · Granted Apr 14, 2015

Estimated economic value: $4,987,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Spark plug electrode having ruthenium-based material2025
Spark plug2024
Electrode material for a spark plug2023
Spark plug shell and method of manufacture2022
Anomaly identification method for structural monitoring data considering spatial2021
Spark plug with a suppressor that is formed at low temperature2019
Electrode for spark plug comprising ruthenium-based material2018
Electrode material for a spark plug and method of making the same2016
Electrode material for a spark plug2016
Method of manufacturing spark plug electrode material2015
Electrode core material for spark plugs2015
Method of manufacturing a ruthenium-based spark plug electrode material into a d2015