Individual holder
GRIGORENKO DONALD C
4 granted patents·40 citations·filing 1982–1988
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0139US4446777AHand-held barbecue spitGRIGORENKO DONALD C·Filed 1982·Granted May 8, 1984·14 cites·7 claims
- 0234US4801038ACan top opening assembly and method of making sameGRIGORENKO DONALD C·Filed 1988·Granted Jan 31, 1989·11 cites·14 claims
- 0333US4624386AEasy opening can topGRIGORENKO DONALD C·Filed 1985·Granted Nov 25, 1986·14 cites·2 claims
- 0430USD276878SHand-held barbecue spitGRIGORENKO DONALD C·Filed 1982·Granted Dec 25, 1984·1 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →