Inventor · disambiguated record
David R. Primus
Also filed as: PRIMUS DAVID R
3 granted patents·88 citations·filing 1977–1994
74Inventor score
Files withPRIMUS DAVID R2
Top patents by PatentIndex Score
3 records- 0172US4142302AMultiple bin heat recycled grain dryingPRIMUS DAVID R·Filed 1977·Granted Mar 6, 1979·24 cites·10 claims
- 0267US5495814ASub-zone tiller with offset fertilizer placementFiled 1994·Granted Mar 5, 1996·54 cites·10 claims
- 0342US4175872AMethod and means for agitating liquid manurePRIMUS DAVID R·Filed 1978·Granted Nov 27, 1979·10 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →