Individual holder
JACOBSON RALPH S
4 granted patents·64 citations·filing 1981–1987
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0178US4792253ABinder ring having slip-on folio stopsJACOBSON RALPH S·Filed 1987·Granted Dec 20, 1988·31 cites·3 claims
- 0253US4698051APlastic bag opening deviceJACOBSON RALPH S·Filed 1986·Granted Oct 6, 1987·15 cites·2 claims
- 0345US4601690APlastic bag opening device utilizing disposable multilayer adhesive stripsJACOBSON RALPH S·Filed 1984·Granted Jul 22, 1986·10 cites·5 claims
- 0438US4424729AAccessory for screw driverJACOBSON RALPH S·Filed 1981·Granted Jan 10, 1984·8 cites·7 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →