14 mm extension spark plug

Alloy, electrode with the alloy, and ignition device with...

Alumina-based sintered body insulator for spark plugs

Alumina-spinel diffusion semiconductor

Anti-carbon fouling spark plug

Anti-fouling spark plug

Anti-pollutant spark plug adaptor

Anti-pollution spark plug

Apparatus and method of manufacturing top and side firing spark

Breech-assembled igniter device

Captive spark plug gasket

Cathode for cathode ray tube with improved lifetime

Cathode for cathode ray tube with improved lifetime

Cavity discharge igniter

Center electrode structure for spark plug

Central electrode for spark plugs having an interlayer between t

Ceramic electrode and ignition device therewith

Ceramic electrode, ignition device therewith and methods of...

Ceramic insulator for spark plug structure

Ceramic sheathed element glow plug