Inventor · disambiguated record
Stephen Simpson
Also filed as: SIMPSON STEPHEN · SIMPSON STEPHEN W · SIMPSON STEPHEN WALTER
5 granted patents·1 pending application·110 citations·filing 1991–2018
78Inventor score
Top patents by PatentIndex Score
6 records- 0191US6660965B2Welding assessmentUNIV SYDNEY·Filed 2000·Granted Dec 9, 2003·88 cites·36 claims
- 0256US2018299911A1Low Pressure Pilot Operated Relief ValveEMERSON VULCAN HOLDING LLC·Filed 2018·Application pending·0 cites
- 0353US10001788B2Low pressure pilot operated relief valveEMERSON VULCAN HOLDING LLC·Filed 2016·Granted Jun 19, 2018·0 cites·11 claims
- 0449US9519294B2Low pressure pilot operated relief valvePENTAIR FLOW SERVICES AG·Filed 2015·Granted Dec 13, 2016·0 cites·9 claims
- 0548US5070244AGas detection by infrared absorptionUNIV SYDNEY·Filed 1991·Granted Dec 3, 1991·17 cites·9 claims
- 0631US6288364B1Weld quality measurementUNIV SYDNEY·Filed 1998·Granted Sep 11, 2001·5 cites·30 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →