Inventor · disambiguated record
John David Hanby
Also filed as: HANBY JOHN D · HANBY JOHN DAVID
4 granted patents·23 citations·filing 1987–2016
69Inventor score
Top patents by PatentIndex Score
4 records- 0173US9802183B2Diffusion/chemical reaction/spectrometric device for the analysis of petroleum hydrocarbons in environmental and geological formation samplesHANBY JOHN DAVID·Filed 2012·Granted Oct 31, 2017·4 cites·17 claims
- 0262US9448220B2Spectrometric device for the analysis of environmental and geological samplesHANBY INT LLC·Filed 2013·Granted Sep 20, 2016·1 cites·20 claims
- 0352US4992379AField test for aromatics in groundwaterHANBY JOHN D·Filed 1987·Granted Feb 12, 1991·18 cites·5 claims
- 0433US10077654B2Platform device for sampling and chemical reaction spectrophotometry of drilling fluidFATOR CHARLES D·Filed 2016·Granted Sep 18, 2018·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →