Assignee
NIESSNER WERNER
5 patents
Top patents by PatentIndex Score
US7980908B2Jul 19, 2011
Spark plug and method for production of a spark plug
NIESSNER WERNER4 citations60
US8742652B2Jun 3, 2014
HF ignition device
NIESSNER WERNER1 citations51
US8476816B2Jul 2, 2013
Spark plug and method for manufacturing a spark plug
NIESSNER WERNER0 citations51
US8680757B2Mar 25, 2014
Spark plug and method for the production thereof
NIESSNER WERNER0 citations50
US8471449B2Jun 25, 2013
Attaching a precious metal component to spark plug electrode and spark plug having the same
NIESSNER WERNER1 citations41