Platinum-coated igniters

Pre-chamber spark plug

Precombustion chamber device

Pressure sensor-incorporating spark plug

Process for cleaning spark plugs on internal combustion engines

Process for the manufacture of a platinum-tipped bimetallic cent

Production method of spark plug designed to provide high...

Protective coating for ignition device

Radial gap high thread spark plug

Radiofrequency plasma spark plug

Rapid heat-dissipating type spark plug for internal combustion e

Readily assembled spark electrode

Resistor glass seal spark plug

Resistor-incorporated spark plug and manufacturing method of res

Sealing a spark plug electrode

Sealing member for spark plug

Seals and igniters

Self cleaning spark plug

Self-centered sealing for electrode structure

Semi-creeping discharge type spark plug