Inventor · disambiguated record
John D. Dempsey
Also filed as: DEMPSEY JOHN D
3 granted patents·84 citations·filing 1977–1984
74Inventor score
Top patents by PatentIndex Score
3 records- 0181US4491043AStepless wrench including quick release mechanismDEMPSEY JOHN D·Filed 1981·Granted Jan 1, 1985·41 cites·33 claims
- 0269US4095806ASeal arrangementBABCOCK & WILCOX CO·Filed 1977·Granted Jun 20, 1978·26 cites·6 claims
- 0354US4553453AStepless wrench including quick release mechanismDEMPSEY JOHN D·Filed 1984·Granted Nov 19, 1985·17 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →