Andrew Chiffey

5 Patents

• US122963192025

  Composite, Zoned Oxidation Catalys for a Compression Ignition Internal Combustion Engine

  Johnson Matthey Public Limited Company

  0 cites
• US121297782024

  System Comprising Vehicular Compression Ignition Engine and an Emissions Control Device Comprising an Electrically Heatable Element

  Johnson Matthey Public Limited Company

  0 cites
• US118450642023

  Composite, Zoned Oxidation Catalyst for a Compression Ignition Internal Combustion Engine

  0 cites
• US118081902023

  System Comprising Vehicular Compression Ignition Engine and an Emissions Control Device Comprising an Electrically Heatable Element

  0 cites
• US115413832023

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  Johnson Matthey Public Limited Company

  0 cites