Assignee
WALKER JR WILLIAM J
US·4 granted patents·7 citations·filing 2009–2011
Top patents by PatentIndex Score
4 records- 0179US8471450B2Ceramic electrode, ignition device therewith and methods of construction thereofWALKER JR WILLIAM J·Filed 2011·Granted Jun 25, 2013·2 cites·28 claims
- 0268US8079136B2Method for forming layered heating element for glow plugWALKER JR WILLIAM J·Filed 2009·Granted Dec 20, 2011·4 cites·24 claims
- 0366US8614541B2Spark plug with ceramic electrode tipWALKER JR WILLIAM J·Filed 2011·Granted Dec 24, 2013·1 cites·21 claims
- 0453US8410403B2Glow plug with improved seal, heater probe assembly therefor and method of construction thereofWALKER JR WILLIAM J·Filed 2009·Granted Apr 2, 2013·0 cites·16 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →