Inventor · disambiguated record
Pek L. Choo
Also filed as: CHOO PEK L · CHOO PEK LEE
6 granted patents·182 citations·filing 1993–1997
86Inventor score
Files withNALCO CHEMICAL CO6
Top patents by PatentIndex Score
6 records- 0191US5346627AMethod for removing metals from a fluid streamNALCO CHEMICAL CO·Filed 1993·Granted Sep 13, 1994·83 cites·23 claims
- 0268US5401420ASulfide ion-selective electrodes for control of chemical feed of organic sulfide products for metal ion precipitation from waste waterNALCO CHEMICAL CO·Filed 1994·Granted Mar 28, 1995·27 cites·3 claims
- 0362US5840158AColloidal silica/polyelectrolyte blends for pulp and paper applicationsNALCO CHEMICAL CO·Filed 1997·Granted Nov 24, 1998·27 cites·5 claims
- 0455US5667697AColloidal silica/polyelectrolyte blends for natural water clarificationNALCO CHEMICAL CO·Filed 1996·Granted Sep 16, 1997·18 cites·12 claims
- 0555US5620629AColloidal silica/polyelectrolyte blends for natural water clarificationNALCO CHEMICAL CO·Filed 1995·Granted Apr 15, 1997·14 cites·6 claims
- 0646US5328599ASystem using sulfide ion-selective electrodes for control of chemical feed of organic sulfide products for metal ion precipitation from waste waterNALCO CHEMICAL CO·Filed 1993·Granted Jul 12, 1994·13 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →