Assignee
HACH CHEMICAL
5 granted patents·50 citations·filing 1978–1979
Top patents by PatentIndex Score
5 records- 0176US4198161ALow turbidity nephelometerHACH CHEMICAL·Filed 1978·Granted Apr 15, 1980·26 cites·1 claims
- 0243US4197746ASlurry pipetHACH CHEMICAL·Filed 1978·Granted Apr 15, 1980·8 cites·2 claims
- 0340US4205955ACalcium and magnesium specific hardness method using aluminum chelate exchange reagentHACH CHEMICAL·Filed 1978·Granted Jun 3, 1980·8 cites·24 claims
- 0435US4220921AConductivity probe for viscous liquidsHACH CHEMICAL·Filed 1979·Granted Sep 2, 1980·3 cites·2 claims
- 0532US4177148AMechanical strainerHACH CHEMICAL·Filed 1978·Granted Dec 4, 1979·5 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →