Inventor · disambiguated record

Douglas H. Henderson

Also filed as: HENDERSON DOUGLAS H

2 granted patents·81 citations·filing 1993–1994

67Inventor score

Technology areasC10L

Files withETHYL PETROLEUM ADDITIVES INC2

Top patents by PatentIndex Score

2 records

0180US6238446B1Unleaded aviation gasolineETHYL PETROLEUM ADDITIVES INC·Filed 1993·Granted May 29, 2001·43 cites·19 claims
0277US6187064B1Unleaded aviation gasolineETHYL PETROLEUM ADDITIVES INC·Filed 1994·Granted Feb 13, 2001·38 cites·11 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →