Inventor · disambiguated record
James William Derby
Also filed as: DERBY JAMES · DERBY JAMES WILLIAM
2 granted patents·1 pending application·1 citations·filing 2006–2009
31Inventor score
Top patents by PatentIndex Score
3 records- 0133US8915330B2Lubrication of positive displacement expandersHENSHAW IAIN·Filed 2009·Granted Dec 23, 2014·0 cites·20 claims
- 0230US7755334B2Voltage regulation deviceENERGETIX VOLTAGE CONTROL LTD·Filed 2008·Granted Jul 13, 2010·1 cites·19 claims
- 0329US2008202116A1Method and Apparatus for Improving the Operation of Positive Displacement ExpandersBENSTEAD RUSSELL·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →