Inventor · disambiguated record
David A. Hempel
Also filed as: HEMPEL DAVID A
3 granted patents·34 citations·filing 1982–1986
70Inventor score
Files withSIMPLOT CO J R3
Top patents by PatentIndex Score
3 records- 0166US4511541AProcess for the recovery of cadmium and other metals from solutionSIMPLOT CO J R·Filed 1982·Granted Apr 16, 1985·13 cites·22 claims
- 0243US4747941AIncreased reduction of magnesium content by use of inorganic promoters during beneficiation of phosphate ores by flotationSIMPLOT CO J R·Filed 1986·Granted May 31, 1988·10 cites·8 claims
- 0341US4642181AIncreased reduction of magnesium content by use of inorganic promoters during beneficiation of phosphate ores by flotationSIMPLOT CO J R·Filed 1985·Granted Feb 10, 1987·11 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →