Stefan Nufer

2 Patents

• US122376502025

  Spark Plug Resistance Element and Spark Plug

  ROBERT BOSCH GmbH

  0 cites
• US119790032024

  Spark Plug Housing Having a Galvanic Nickel and Zinc-containing Protective Layer and a Silicon-containing Sealing Layer, Spark Plug Having Said Housing, and Method for Producing Said Housing

  Robert Bosch GmbH

  0 cites