Inventor · disambiguated record
David A. Harbourne
Also filed as: HARBOURNE DAVID A · HARBOURNE DAVID ALAN
7 granted patents·178 citations·filing 1975–1990
86Inventor score
Files withDU PONT CANADA7
Top patents by PatentIndex Score
7 records- 0194US4226905AManufacture of film from partially crosslinked polyethyleneDU PONT CANADA·Filed 1979·Granted Oct 7, 1980·88 cites·15 claims
- 0281US4722858AFire-retardant sheet materialDU PONT CANADA·Filed 1986·Granted Feb 2, 1988·32 cites·31 claims
- 0364US4847317AFilled thermoplastic polymer compositionsDU PONT CANADA·Filed 1987·Granted Jul 11, 1989·21 cites·29 claims
- 0461US5112918AMoisture cross-linking of polymersDU PONT CANADA·Filed 1990·Granted May 12, 1992·19 cites·15 claims
- 0556US5173539AConcentrates of modifying agents in polymersDU PONT CANADA·Filed 1990·Granted Dec 22, 1992·15 cites·10 claims
- 0637US4010237AExtraction of nickel from nickel-bearing oresDU PONT CANADA·Filed 1976·Granted Mar 1, 1977·2 cites·8 claims
- 0725US4004921ATreatment of lead sulphideDU PONT CANADA·Filed 1975·Granted Jan 25, 1977·1 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →