Inventor · disambiguated record

Roger W. Pengilly

Also filed as: PENGILLY ROGER W

2 granted patents·175 citations·filing 1978–1997

70Inventor score

Technology areasA61K

Files withLEVER BROTHERS LTD1 WARNER JENKINSON EUROP LIMITED1

Top patents by PatentIndex Score

2 records

0183US5879413ACationic diazo dyes for the dyeing of hairWARNER JENKINSON EUROP LIMITED·Filed 1997·Granted Mar 9, 1999·134 cites·15 claims
0277US4192862AHairspray containing a hairspray resin and a drag reducing agentLEVER BROTHERS LTD·Filed 1978·Granted Mar 11, 1980·41 cites·13 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →