Inventor · disambiguated record

Douglas Fortune

Also filed as: FORTUNE DOUGLAS · FORTUNE DOUGLAS N

2 granted patents·11 citations·filing 1984–2019

49Inventor score

Technology areasA01F Y02E

Files withEMPIRE HYDROGEN ENERGY SYSTEMS INC1 SOIL MATE EQUIP LTD1

Top patents by PatentIndex Score

2 records

0143US4538625AStone guard door for harvestersSOIL MATE EQUIP LTD·Filed 1984·Granted Sep 3, 1985·11 cites·6 claims
0242US11414769B2Water reservoir and electrolysis cell combinationEMPIRE HYDROGEN ENERGY SYSTEMS INC·Filed 2019·Granted Aug 16, 2022·0 cites·2 claims

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