Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Spark plug designed to increase service life thereof

Spark plug designed to increase service life thereof

US Patent 8841825 · Granted Sep 23, 2014

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Spark plug for internal combustion engine2016
Spark plug for an internal combustion engine2014