Assignee
ELJEN CORP
US·8 granted patents·2 pending applications·97 citations·filing 1987–2024
Top patents by PatentIndex Score
10 records- 0187US4787772ADevice for detecting leaks in underground fluid tanksELJEN CORP·Filed 1987·Granted Nov 29, 1988·50 cites·7 claims
- 0282US12343661B2Fluid drainage system with textured core sheetsELJEN CORP·Filed 2024·Granted Jul 1, 2025·0 cites·20 claims
- 0378US4917536AFluid storage systemELJEN CORP·Filed 1989·Granted Apr 17, 1990·34 cites·2 claims
- 0476US11254587B1Internal connector for modular fluid treatment systemELJEN CORP·Filed 2020·Granted Feb 22, 2022·1 cites·8 claims
- 0572US12595191B2Wastewater unit with internal sandwiched connectorELJEN CORP·Filed 2023·Granted Apr 7, 2026·0 cites·20 claims
- 0669US12023606B2Textured core sheets for fluid drainage unitELJEN CORP·Filed 2021·Granted Jul 2, 2024·0 cites·28 claims
- 0768US2025083981A1Fluid Drainage System With Sand-Mimicking Fluid Retentive WrappingELJEN CORP·Filed 2024·Application pending·0 cites
- 0857US2023173729A1Textured Core Sheets for Fluid Drainage UnitELJEN CORP·Filed 2023·Application pending·0 cites
- 0951US12352032B2Chamber for subsoil fluid treatmentELJEN CORP·Filed 2023·Granted Jul 8, 2025·0 cites·16 claims
- 1042US4878421ARadon venting system for existing structuresELJEN CORP·Filed 1988·Granted Nov 7, 1989·12 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →