Inventor · disambiguated record
David J. Stevenson
Also filed as: STEVENSON DAVID J · STEVENSON DAVID JOHN
3 granted patents·106 citations·filing 1974–1982
74Inventor score
Top patents by PatentIndex Score
3 records- 0190US4446990ASelf-defense spray deviceSTEVENSON DAVID J·Filed 1982·Granted May 8, 1984·74 cites·22 claims
- 0268US3979185ACatalytic converter having plural reaction stages with temperature-comparing means thereinLUBRIZOL CORP·Filed 1974·Granted Sep 7, 1976·23 cites·12 claims
- 0342US4324133ATorque measuring deviceCLAYTON MANUFACTURING CO·Filed 1980·Granted Apr 13, 1982·9 cites·30 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →