Individual holder
TRERICE DOUGLAS N
US·4 granted patents·142 citations·filing 1985–1992
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0178US4663507AMethod and apparatus for reduction of fly ash carbon by microwaveTRERICE DOUGLAS N·Filed 1985·Granted May 5, 1987·37 cites·10 claims
- 0277US4705409AMethod and apparatus for measurement of carbon content in fly ashTRERICE DOUGLAS N·Filed 1986·Granted Nov 10, 1987·43 cites·4 claims
- 0365US5109201AMethod and associated apparatus for determining carbon content in fly ashTRERICE DOUGLAS N·Filed 1989·Granted Apr 28, 1992·27 cites·32 claims
- 0463US5173662AMethod and associated apparatus for determining carbon content in fly ashTRERICE DOUGLAS N·Filed 1992·Granted Dec 22, 1992·35 cites·23 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →