Inventor · disambiguated record
Michael J. Duer
Also filed as: DUER MICHAEL · DUER MICHAEL J
11 granted patents·1 pending application·261 citations·filing 1996–2023
91Inventor score
Top patents by PatentIndex Score
12 records- 0191US6585005B1Reinforced tide gate valveRED VALVE CO INC·Filed 2000·Granted Jul 1, 2003·51 cites·7 claims
- 0284US5727593ATide gate valve with curvilinear billRED VALVE CO INC·Filed 1996·Granted Mar 17, 1998·55 cites·25 claims
- 0381US5769125AInversion-resistant, readily openable tide gate valveRED VALVE CO INC·Filed 1996·Granted Jun 23, 1998·45 cites·19 claims
- 0480US6367505B1Check valve with oversized billRED VALVE CO INC·Filed 2000·Granted Apr 9, 2002·25 cites·25 claims
- 0577US10316977B2Multi-outlet check valve nozzleRAFTIS SPIROS G·Filed 2012·Granted Jun 11, 2019·6 cites·6 claims
- 0676US5931197AAsymmetrical check valveRED VALVE CO INC·Filed 1998·Granted Aug 3, 1999·37 cites·21 claims
- 0774US6016839AAir diffuser valveRED VALVE CO INC·Filed 1998·Granted Jan 25, 2000·34 cites·20 claims
- 0868US12420243B2Venturi aspirator THM/VOC removal systemRED VALVE CO INC·Filed 2022·Granted Sep 23, 2025·0 cites·17 claims
- 0958US10550954B2Elastomeric in-line tide gate valveRED VALVE CO INC·Filed 2017·Granted Feb 4, 2020·1 cites·21 claims
- 1058US7104279B2Method and apparatus for preventing stagnation in fluid reservoirsRED VALVE CO INC·Filed 2001·Granted Sep 12, 2006·7 cites·15 claims
- 1149US2025067355A1Tide Gate Check Valve with an Enlarged Integral Annular WallRED VALVE CO INC·Filed 2023·Application pending·0 cites
- 1238US10538438B2Tank overflow pipe adjustable dechlorinating deviceRED VALVE CO INC·Filed 2016·Granted Jan 21, 2020·0 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →