Individual holder
DOYLE EARL N
US·5 granted patents·201 citations·filing 1974–1989
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
5 records- 0188US4337318AProcess for the total pre-expansion of polyurethane foamDOYLE EARL N·Filed 1980·Granted Jun 29, 1982·49 cites·11 claims
- 0285US3949362AMotor vehicle stopping distance warning apparatus and methodDOYLE EARL N·Filed 1974·Granted Apr 6, 1976·52 cites·9 claims
- 0382US5120770AUse of liquid carbon dioxide as a blowing agent in the production of open-cell polyurethane foamDOYLE EARL N·Filed 1989·Granted Jun 9, 1992·43 cites·41 claims
- 0476US4248811ASafety tires, methods and equipment thereforDOYLE EARL N·Filed 1977·Granted Feb 3, 1981·33 cites·8 claims
- 0573US4001180APolyurethane curing agentDOYLE EARL N·Filed 1975·Granted Jan 4, 1977·24 cites·12 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →