Inventor · disambiguated record
John R. Gelsthorpe
Also filed as: GELSTHORPE JOHN R
2 granted patents·22 citations·filing 1988–1988
60Inventor score
Files withINJECTALL LTD2
Top patents by PatentIndex Score
2 records- 0157US4944496AApparatus for injecting gas into high temperature liquids, e.g. molten metalsINJECTALL LTD·Filed 1988·Granted Jul 31, 1990·12 cites·43 claims
- 0253US4899992ADevices and apparatus for injecting gas into high temperature liquids, e.g. molten metalsINJECTALL LTD·Filed 1988·Granted Feb 13, 1990·10 cites·31 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →