Inventor · disambiguated record
Jon H. Simpson
Also filed as: SIMPSON JON H
4 granted patents·65 citations·filing 1974–1984
78Inventor score
Top patents by PatentIndex Score
4 records- 0173US4139676AConsolidation of aggregate materialMINNESOTA MINING & MFG·Filed 1974·Granted Feb 13, 1979·30 cites·12 claims
- 0257US4243768ASag-resistant compositionsMINNESOTA MINING & MFG·Filed 1977·Granted Jan 6, 1981·16 cites·8 claims
- 0351US4361676ASag-resistant compositionsMINNESOTA MINING & MFG·Filed 1979·Granted Nov 30, 1982·12 cites·22 claims
- 0435US4824727AChar-forming protective coating for flexible base materialsCHR IND INC·Filed 1984·Granted Apr 25, 1989·7 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →