Inventor · disambiguated record
Francis Dupuis
Also filed as: DUPUIS FRANCIS · DUPUIS FRANCIS A
4 granted patents·99 citations·filing 1992–2003
79Inventor score
Technology areasF04D
Top patents by PatentIndex Score
4 records- 0182US7101158B2Hydraulic balancing magnetically driven centrifugal pumpWANNER ENGINEERING·Filed 2003·Granted Sep 5, 2006·31 cites·23 claims
- 0254US5846049AModular containment apparatus for adjusting axial position of an impeller in a magnetically coupled apparatusENDURA PUMPS INTERNATIONAL INC·Filed 1996·Granted Dec 8, 1998·24 cites·75 claims
- 0353US5567132ASeal for pump having an internal gas pumpENDURA PUMPS INTERNATIONAL INC·Filed 1994·Granted Oct 22, 1996·23 cites·19 claims
- 0449US5308229APump having an internal gas pumpPMC LIQUIFLO EQUIPMENT COMPANY·Filed 1992·Granted May 3, 1994·21 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →