Inventor · disambiguated record
Robin A. Kyffin
Also filed as: KYFFIN ROBIN A
3 granted patents·30 citations·filing 1986–1992
69Inventor score
Files withGREAVES & SONS LTD2
Top patents by PatentIndex Score
3 records- 0157US5482458AHeat treatment of expansible materials to form lightweight aggregateFiled 1992·Granted Jan 9, 1996·19 cites·14 claims
- 0235US4906183ATreatment of expansible materials to form lightweight aggregateGREAVES & SONS LTD·Filed 1989·Granted Mar 6, 1990·7 cites·11 claims
- 0328US4728471ATreatment of expansible materials to form lightweight aggregateGREAVES & SONS LTD·Filed 1986·Granted Mar 1, 1988·4 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →