JR

John Renshaw

PL Perkins Engines Company Limited: 1 patents #78 of 209Top 40%
PL Perkins Limited: 1 patents #3 of 13Top 25%
Overall (All Time): #2,184,784 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6964261 Adaptive fuel injector trimming during a zero fuel condition David George WARNE 2005-11-15
5809962 Method for producing a piston for an internal combustion engine and a piston produced by the method Keith Abbott, Daniel Deane 1998-09-22