Individual holder
CAMPBELL CHARLES E
4 granted patents·1 pending application·100 citations·filing 1981–2010
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
5 records- 0194US8400007B2Hydroelectric power systemCAMPBELL CHARLES E·Filed 2010·Granted Mar 19, 2013·13 cites·14 claims
- 0290US4415076ASoft contact lens containerCAMPBELL CHARLES E·Filed 1981·Granted Nov 15, 1983·66 cites·11 claims
- 0376US8585687B2Combined wavefront and topography systems and methodsCAMPBELL CHARLES E·Filed 2008·Granted Nov 19, 2013·11 cites·24 claims
- 0459USD397420SSpray containerCAMPBELL CHARLES E·Filed 1997·Granted Aug 25, 1998·10 cites·1 claims
- 0547US2011129170A1Flood Proof ContainerCAMPBELL CHARLES E·Filed 2010·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →