WP

William Hugh Preston

CL Castrol Limited: 2 patents #30 of 137Top 25%
Overall (All Time): #2,084,304 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8099207 Method for determining the performance of motor vehicle consumables Timothy Edward Fletcher 2012-01-17
7716972 Method for monitoring the performance of a compression-ignition, internal combustion engine 2010-05-18