Inventor · disambiguated record

Philip E. Derbyshire

Also filed as: DE SILVA HOWARD M · DERBYSHIRE PHILIP EDWARD

2 granted patents·18 citations·filing 1977–1978

57Inventor score

Technology areasC07G C10M

Files withCOOPER & CO LTD EDWIN2

Top patents by PatentIndex Score

2 records

0162US4206062AOverbasing chemical processCOOPER & CO LTD EDWIN·Filed 1978·Granted Jun 3, 1980·15 cites·34 claims
0232US4092341AProcess of making an oil solution of zinc dihydrocarbyldithiophosphatesCOOPER & CO LTD EDWIN·Filed 1977·Granted May 30, 1978·3 cites·4 claims

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