Inventor · disambiguated record
John Francis Grandfield
Also filed as: GRANDFIELD JOHN FRANCIS
1 granted patent·2 pending applications·35 citations·filing 1996–2016
45Inventor score
Technology areasB22D
Top patents by PatentIndex Score
3 records- 0179US6279645B1Bleed out detector for direct chill castingCOMALCO ALUMINUM LTD·Filed 1996·Granted Aug 28, 2001·35 cites·6 claims
- 0243US2008283212A1Gas lubricant and delivery apparatusCAST CENTRE PTY LTD·Filed 2008·Application pending·0 cites
- 0330US2019366425A1Ingot CastingGRANDFIELD TECH PTY LTD·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →