DC

Derek William Frank Clarke

BP Bg Plc: 1 patents #11 of 60Top 20%
BP British Gas Plc: 1 patents #66 of 173Top 40%
📍 Torphins, GB: #1 of 2 inventorsTop 50%
Overall (All Time): #1,515,716 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8959694 Bridge apparatus 2015-02-24
6008780 Diver communication equipment Roger Brian Huxford, Arthur Graham Robinson 1999-12-28
5382115 Apparatus intended to be buried in ground beneath water Brian A. Jones 1995-01-17