Inventor · disambiguated record
Dennis B. Vanderheiden
Also filed as: VANDERHEIDEN DENNIS B · VANDERHEIDEN DENNIS BERNARD
3 granted patents·154 citations·filing 1976–1986
77Inventor score
Files withPFIZER3
Top patents by PatentIndex Score
3 records- 0191US4714603ASpherically shaped precipitated calcium carbonate, its preparation and usePFIZER·Filed 1986·Granted Dec 22, 1987·79 cites·9 claims
- 0286US4367207AProcess for the preparation of finely divided precipitated calcium carbonatePFIZER·Filed 1980·Granted Jan 4, 1983·43 cites·8 claims
- 0385US4053325AHeat stable iron oxidesPFIZER·Filed 1976·Granted Oct 11, 1977·32 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →