Inventor · disambiguated record
David Hulbert
Also filed as: HULBERT DAVID · HULBERT DAVID G
4 granted patents·2 pending applications·45 citations·filing 1990–2024
74Inventor score
Top patents by PatentIndex Score
6 records- 0162US2025297804A1Grain drying auger and drum with air holesDryAir LLC·Filed 2024·Application pending·0 cites
- 0246US12135167B2Grain drying auger and drum with air holesDryAir LLC·Filed 2018·Granted Nov 5, 2024·0 cites·20 claims
- 0346US5132024AHydro-cyclone underflow monitor based on underflow slurry stream shapeMINTEK·Filed 1990·Granted Jul 21, 1992·21 cites·7 claims
- 0439US5248442AMethod and apparatus for measuring shade of hydrocyclone underflowMINTEK·Filed 1991·Granted Sep 28, 1993·15 cites·43 claims
- 0538US5575303AProcess for controlling a series of flotation cellsMINTEK·Filed 1994·Granted Nov 19, 1996·9 cites·9 claims
- 0633US2006096518A1Service and survival dinghyHULBERT DAVID·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →