Individual holder
COHEN JOEL M
4 granted patents·187 citations·filing 1977–1980
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0194US4308423AStereo image separation and perimeter enhancementCOHEN JOEL M·Filed 1980·Granted Dec 29, 1981·99 cites·20 claims
- 0288US4355203AStereo image separation and perimeter enhancementCOHEN JOEL M·Filed 1980·Granted Oct 19, 1982·54 cites·5 claims
- 0366USD254011SGuitarCOHEN JOEL M·Filed 1977·Granted Jan 22, 1980·8 cites·1 claims
- 0464US4283600ARecirculationless concert hall simulation and enhancement systemCOHEN JOEL M·Filed 1979·Granted Aug 11, 1981·26 cites·3 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →