Inventor · disambiguated record
Derek William Frank Clarke
Also filed as: CLARKE DEREK W · CLARKE DEREK WILLIAM · CLARKE DEREK WILLIAM FRANK
3 granted patents·1 pending application·55 citations·filing 1993–2011
72Inventor score
Top patents by PatentIndex Score
4 records- 0170US8959694B2Bridge apparatusCLARKE DEREK WILLIAM FRANK·Filed 2011·Granted Feb 24, 2015·6 cites·18 claims
- 0265US6008780ADiver communication equipmentBRITISH GAS PLC·Filed 1994·Granted Dec 28, 1999·35 cites·21 claims
- 0345US5382115AApparatus intended to be buried in ground beneath waterBRITISH GAS PLC·Filed 1993·Granted Jan 17, 1995·14 cites·27 claims
- 0434US2013291779A1Apparatus to launch and recover a boatCLARKE DEREK WILLIAM FRANK·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →