Assignee
ERPAC
4 granted patents·40 citations·filing 1978–1984
Top patents by PatentIndex Score
4 records- 0160US4528098AScrew driven sludge thickenersERPAC·Filed 1984·Granted Jul 9, 1985·24 cites·5 claims
- 0234US4146472AProcess and apparatus for separating matter in suspension in a liquidERPAC·Filed 1978·Granted Mar 27, 1979·5 cites·11 claims
- 0333US4444664AProcess for the biological treatment of a liquid effluent on an adsorbing material bedERPAC·Filed 1979·Granted Apr 24, 1984·5 cites·9 claims
- 0432US4338195ALiquid treatment apparatusERPAC·Filed 1980·Granted Jul 6, 1982·6 cites·8 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →