Inventor · disambiguated record
David J. Sparrow
Also filed as: SPARROW DAVID J · SPARROW DAVID J W
5 granted patents·135 citations·filing 1977–1987
81Inventor score
Top patents by PatentIndex Score
5 records- 0189US4408886AMixing equipmentCOAL INDUSTRY PATENTS LTD·Filed 1982·Granted Oct 11, 1983·86 cites·9 claims
- 0277US4130698APolyurethane foam containing internal mold-release agentICI LTD·Filed 1977·Granted Dec 19, 1978·33 cites·12 claims
- 0358US4751255APolymeric polyaminesICI PLC·Filed 1987·Granted Jun 14, 1988·10 cites·9 claims
- 0435US4849460AProcess for preparing polyurea and polyurea/polyurethane polymers from polymeric polyamineICI PLC·Filed 1987·Granted Jul 18, 1989·3 cites·8 claims
- 0532US4590226APolyether polyols containing hydroxymethyl substituted 1,3-dioxane for use in polyurethanesICI INC·Filed 1985·Granted May 20, 1986·3 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →