Inventor · disambiguated record
David Hagan
Also filed as: HAGAN DAVID · HAGAN DAVID G
3 granted patents·1 pending application·32 citations·filing 1999–2024
60Inventor score
Top patents by PatentIndex Score
4 records- 0170US6254144B1Hose couplingKILGORE MFG·Filed 1999·Granted Jul 3, 2001·32 cites·23 claims
- 0263US2025067650A1Air measurement deviceQUANTAQ INC·Filed 2024·Application pending·0 cites
- 0351US12265007B2Air measurement deviceQUANTAQ INC·Filed 2021·Granted Apr 1, 2025·0 cites·25 claims
- 0438US9844395B2Umbrella inferior vena cava filter retrieval deviceCOOK MEDICAL TECHNOLOGIES LLC·Filed 2014·Granted Dec 19, 2017·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →