JW

John Pelham Wren

PA Plessey Handel Und Investments Ag: 1 patents #20 of 71Top 30%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #1,618,393 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6456196 Signalling means for a vehicle John Fiddian Birtles, Anthony Thomas Lambert 2002-09-24
4601362 Device for damping an oscillatory system 1986-07-22
4184687 Electrical control system for the movement of the pickup arm of a disc-record player Ian W. Buckner 1980-01-22